added more things

src/modules/admin/components/courses/CreateLessonDialog.jsx

@@ -75,7 +75,16 @@ export default function CreateLessonDialog({ open, onOpenChange, courseId, unitI
           <DialogTitle>New Lesson</DialogTitle>
         </DialogHeader>
 
-        <form onSubmit={handleSubmit(onValid)} className="space-y-4">
+        <form
+          onSubmit={(e) => {
+            // Dialog content is portalled out of the DOM, but React still bubbles
+            // synthetic events through the React tree — without this, submitting
+            // here also fires the wizard's outer <form onSubmit>, advancing the step.
+            e.stopPropagation();
+            handleSubmit(onValid)(e);
+          }}
+          className="space-y-4"
+        >
           <div className="space-y-1.5">
             <Label htmlFor="lesson_title">
               Title <span className="text-destructive">*</span>

src/modules/admin/components/courses/CreateUnitDialog.jsx

@@ -93,7 +93,16 @@ export default function CreateUnitDialog({ open, onOpenChange, courseId, nextOrd
           </DialogDescription>
         </DialogHeader>
 
-        <form onSubmit={handleSubmit(onValid)} className="space-y-4">
+        <form
+          onSubmit={(e) => {
+            // Dialog content is portalled out of the DOM, but React still bubbles
+            // synthetic events through the React tree — without this, submitting
+            // here also fires the wizard's outer <form onSubmit>, advancing the step.
+            e.stopPropagation();
+            handleSubmit(onValid)(e);
+          }}
+          className="space-y-4"
+        >
           {step === 0 && (
             <>
               <div className="space-y-1.5">

src/modules/admin/components/courses/RoadmapBuilder.jsx

@@ -205,15 +205,15 @@ export default function RoadmapBuilder({ units, onUnitsChange }) {
                     <div className="flex items-center gap-2 pt-1">
                       <Button
                         type="button" variant="outline" size="sm" className="h-7 text-xs"
-                        onClick={() => setCreateLessonUnitKey(unit.key)}
+                        onClick={() => setAttachLessonUnitKey(unit.key)}
                       >
-                        <Plus className="h-3 w-3 mr-1" /> New Lesson
+                        <Link2 className="h-3 w-3 mr-1" /> Select Lesson
                       </Button>
                       <Button
                         type="button" variant="outline" size="sm" className="h-7 text-xs"
-                        onClick={() => setAttachLessonUnitKey(unit.key)}
+                        onClick={() => setCreateLessonUnitKey(unit.key)}
                       >
-                        <Link2 className="h-3 w-3 mr-1" /> Attach Existing Lesson
+                        <Plus className="h-3 w-3 mr-1" /> Create Lesson
                       </Button>
                     </div>
                   </div>

src/modules/admin/components/library/AttachLessonsDialog.jsx

@@ -1,10 +1,17 @@
 // AttachLessonsDialog — pick existing library Lessons and attach them to a Unit.
 // Junction revamp: attaching creates unit_lessons rows; the Lessons stay standalone.
+//
+// Clicking a row previews that lesson's existing Page Builder blocks on the right,
+// independent of the checkbox — so admins can see what they're attaching before
+// committing. Preview fetches go through `api` directly rather than the shared
+// AdminLibraryContext `fetchLesson`, since that setter writes into a single global
+// `lesson` slot that other mounted pages may depend on.
 
 import { useEffect, useMemo, useState } from "react";
-import { Search, Link2 } from "lucide-react";
+import { Search, Link2, Eye } from "lucide-react";
 
 import { useLibrary } from "@/contexts/AdminLibraryContext";
+import api from "@/utils/api.util";
 import {
   Dialog, DialogContent, DialogDescription, DialogFooter,
   DialogHeader, DialogTitle,
@@ -16,20 +23,49 @@ import { Badge } from "@/components/ui/badge";
 import { ScrollArea } from "@/components/ui/scroll-area";
 import { Spinner } from "@/components/ui/spinner";
 import { formatDuration } from "@/utils/timestamp.util";
+import { PreviewChrome, PreviewContent } from "../courses/LessonsPreview";
 
 export default function AttachLessonsDialog({ open, onOpenChange, attachedLessonIds = [], onAttach, loading }) {
   const { lessonsFlat, fetchLessonsFlat, loading: libraryLoading } = useLibrary();
   const [query, setQuery] = useState("");
   const [selected, setSelected] = useState([]);
 
+  const [previewLessonId, setPreviewLessonId] = useState(null);
+  const [previewLoading, setPreviewLoading] = useState(false);
+  const [previewCache, setPreviewCache] = useState({});
+
   useEffect(() => {
     if (open) {
       setSelected([]);
       setQuery("");
+      setPreviewLessonId(null);
+      setPreviewCache({});
       fetchLessonsFlat();
     }
   }, [open, fetchLessonsFlat]);
 
+  useEffect(() => {
+    if (!previewLessonId || previewLessonId in previewCache) return;
+    let cancelled = false;
+    setPreviewLoading(true);
+    api.get(`/admin/lessons/${previewLessonId}`)
+      .then((resp) => {
+        if (cancelled) return;
+        setPreviewCache((prev) => ({ ...prev, [previewLessonId]: resp.data?.data?.data ?? null }));
+      })
+      .catch(() => {
+        if (cancelled) return;
+        setPreviewCache((prev) => ({ ...prev, [previewLessonId]: null }));
+      })
+      .finally(() => {
+        if (!cancelled) setPreviewLoading(false);
+      });
+    return () => { cancelled = true; };
+  }, [previewLessonId, previewCache]);
+
+  const previewLesson = previewLessonId ? previewCache[previewLessonId] : null;
+  const previewBlocks = previewLesson?.page?.blocks ?? [];
+
   const attachedSet = useMemo(
     () => new Set(attachedLessonIds.map(String)),
     [attachedLessonIds]
@@ -55,64 +91,105 @@ export default function AttachLessonsDialog({ open, onOpenChange, attachedLesson
 
   return (
     <Dialog open={open} onOpenChange={onOpenChange}>
-      <DialogContent className="sm:max-w-lg">
+      <DialogContent className="sm:max-w-3xl">
         <DialogHeader>
           <DialogTitle className="flex items-center gap-2">
             <Link2 className="h-4 w-4" /> Select Lessons
           </DialogTitle>
           <DialogDescription>
             Lessons live independently in the library — attaching adds them to this unit without copying.
+            Click a lesson to preview its content.
           </DialogDescription>
         </DialogHeader>
 
-        <div className="relative">
+        <div className="grid gap-4 sm:grid-cols-[280px_1fr]">
-          <Search className="absolute left-2.5 top-2.5 h-4 w-4 text-muted-foreground" />
+          <div className="space-y-2 min-w-0">
-          <Input
+            <div className="relative">
-            placeholder="Search lessons..."
+              <Search className="absolute left-2.5 top-2.5 h-4 w-4 text-muted-foreground" />
-            className="pl-8"
+              <Input
-            value={query}
+                placeholder="Search lessons..."
-            onChange={(e) => setQuery(e.target.value)}
+                className="pl-8"
-          />
+                value={query}
-        </div>
+                onChange={(e) => setQuery(e.target.value)}
+              />
+            </div>
 
-        <ScrollArea className="h-64 rounded-md border">
+            <ScrollArea className="h-80 rounded-md border">
-          {libraryLoading ? (
+              {libraryLoading ? (
-            <div className="flex items-center justify-center h-full py-10">
+                <div className="flex items-center justify-center h-full py-10">
-              <Spinner className="h-5 w-5" />
+                  <Spinner className="h-5 w-5" />
-            </div>
+                </div>
-          ) : candidates.length === 0 ? (
+              ) : candidates.length === 0 ? (
-            <p className="text-sm text-muted-foreground text-center py-10">
+                <p className="text-sm text-muted-foreground text-center py-10 px-3">
-              {query ? "No lessons match your search." : "Every library lesson is already attached."}
+                  {query ? "No lessons match your search." : "Every library lesson is already attached."}
-            </p>
+                </p>
-          ) : (
+              ) : (
-            <div className="divide-y">
+                <div className="divide-y">
-              {candidates.map((l) => (
+                  {candidates.map((l) => (
-                <label
+                    <div
-                  key={l.lesson_id}
+                      key={l.lesson_id}
-                  className="flex items-center gap-3 px-3 py-2.5 hover:bg-muted/60 cursor-pointer"
+                      onClick={() => {
-                >
+                        toggle(l.lesson_id);
-                  <Checkbox
+                        setPreviewLessonId(l.lesson_id);
-                    checked={selected.includes(l.lesson_id)}
+                      }}
-                    onCheckedChange={() => toggle(l.lesson_id)}
+                      className={`flex items-center gap-3 px-3 py-2.5 cursor-pointer select-none hover:bg-muted/60 ${
-                  />
+                        previewLessonId === l.lesson_id ? "bg-muted" : ""
-                  <div className="flex-1 min-w-0">
+                      }`}
-                    <p className="text-sm font-medium w-64 truncate">{l.title}</p>
+                    >
-                    <p className="text-xs text-muted-foreground truncate">
+                      <Checkbox
-                      {formatDuration(l.duration_seconds ?? 0)}
+                        checked={selected.includes(l.lesson_id)}
-                    </p>
+                        onCheckedChange={() => {
+                          toggle(l.lesson_id);
+                          setPreviewLessonId(l.lesson_id);
+                        }}
+                        onClick={(e) => e.stopPropagation()}
+                      />
+                      <div className="flex-1 min-w-0">
+                        <p className="text-sm font-medium truncate">{l.title}</p>
+                        <p className="text-xs text-muted-foreground truncate">
+                          {formatDuration(l.duration_seconds ?? 0)}
+                        </p>
+                      </div>
+                      {Number(l.unit_count) > 0 ? (
+                        <Badge variant="secondary" className="text-xs shrink-0">
+                          {l.unit_count}
+                        </Badge>
+                      ) : (
+                        <Badge variant="outline" className="text-xs shrink-0 text-muted-foreground">new</Badge>
+                      )}
+                    </div>
+                  ))}
+                </div>
+              )}
+            </ScrollArea>
+          </div>
+
+          <div className="min-w-0">
+            <ScrollArea className="h-80 rounded-md border">
+              <div className="p-3">
+                {!previewLessonId ? (
+                  <div className="flex flex-col items-center justify-center gap-2 h-64 text-sm text-muted-foreground">
+                    <Eye className="h-6 w-6 opacity-20" />
+                    <p>Click a lesson to preview its content.</p>
                   </div>
-                  {Number(l.unit_count) > 0 ? (
+                ) : previewLoading ? (
-                    <Badge variant="secondary" className="text-xs shrink-0">
+                  <div className="flex items-center justify-center h-64">
-                      in {l.unit_count} unit{Number(l.unit_count) === 1 ? "" : "s"}
+                    <Spinner className="h-5 w-5" />
-                    </Badge>
+                  </div>
-                  ) : (
+                ) : (
-                    <Badge variant="outline" className="text-xs shrink-0 text-muted-foreground">standalone</Badge>
+                  <PreviewChrome title={previewLesson?.title}>
-                  )}
+                    <PreviewContent
-                </label>
+                      lesson={previewLesson}
-              ))}
+                      blocks={previewBlocks}
-            </div>
+                      showHeader={false}
-          )}
+                      empty="No content blocks yet."
-        </ScrollArea>
+                    />
+                  </PreviewChrome>
+                )}
+              </div>
+            </ScrollArea>
+          </div>
+        </div>
 
         <DialogFooter>
           <Button variant="outline" onClick={() => onOpenChange(false)} disabled={loading}>

src/modules/admin/components/task_list/TasksTable.jsx

@@ -1,5 +1,5 @@
 import { useCallback, useEffect, useMemo, useRef, useState } from 'react';
-import { useNavigate, useParams } from 'react-router-dom';
+import { useNavigate } from 'react-router-dom';
 
 import { useAdminTask } from '@/contexts/AdminTaskContext';
 import { useAuth } from '@/contexts/AuthContext';
@@ -8,24 +8,13 @@ import DataTable from '@/components/generic/Table/DataTable';
 import { FilterSheet } from "@/components/generic/Sheet/FilterSheet";
 import { ArchiveDialog } from '@/components/generic/Dialogs/ArchiveDialog';
 import { RestoreDialog } from '@/components/generic/Dialogs/RestoreDialog';
-import { Button } from '@/components/ui/button';
+import { Spinner } from '@/components/ui/spinner';
-import { Badge } from '@/components/ui/badge';
-import { Skeleton } from '@/components/ui/skeleton';
-import {
-    Dialog,
-    DialogContent,
-    DialogHeader,
-    DialogTitle,
-} from '@/components/ui/dialog';
-import { Pencil, Users, ListTodo, House, TriangleAlert } from 'lucide-react';
 import {
     AlertDialog, AlertDialogAction, AlertDialogCancel,
     AlertDialogContent, AlertDialogDescription,
     AlertDialogFooter, AlertDialogHeader, AlertDialogTitle,
 } from '@/components/ui/alert-dialog';
-import { Spinner } from '@/components/ui/spinner';
+import { TriangleAlert } from 'lucide-react';
-import AppBreadcrumb from '@/components/generic/Breadcrumb/AppBreadcrumb';
-import { formatDate } from '@/utils/table.util';
 
 import { buildDataColumns, columnPinning } from '@/modules/admin/config/task_list/task/columns.config';
 import { buildToolbarActions } from '@/modules/admin/config/task_list/task/toolbar.config';
@@ -34,15 +23,14 @@ import { buildRowActions } from '@/modules/admin/config/task_list/task/rowAction
 import { getTimestamp } from '@/utils/timestamp.util';
 import { formatGeneratedBy } from '@/utils/generatedBy.util';
 
-export default function Tasks() {
+export default function TasksTable({ taskListId }) {
     const navigate = useNavigate();
-    const { taskListId } = useParams();
 
     const { user: currentUser } = useAuth();
 
     const {
-        taskList, tasks, attributes, pagination, loading,
+        tasks, attributes, pagination, loading,
-        fetchTaskList, fetchTasks, fetchArchivedTasks,
+        fetchTasks, fetchArchivedTasks,
         archiveTask, restoreTask, fetchTaskFieldValues,
         bulkArchiveTasks, bulkRestoreTasks, reorderTasks,
     } = useAdminTask();
@@ -52,14 +40,12 @@ export default function Tasks() {
     const [restoreTarget, setRestoreTarget] = useState(null);
     const [bulkArchiveIds, setBulkArchiveIds] = useState(null);
     const [bulkRestoreIds, setBulkRestoreIds] = useState(null);
-    const [showGroupsDialog, setShowGroupsDialog] = useState(false);
 
     const tableRefsRef = useRef({
         getFilters: () => [], getSort: () => [], resetSelection: () => { }, tableInstance: null,
     });
 
     useEffect(() => {
-        fetchTaskList(taskListId);
         fetchTasks(taskListId, { page: 1, limit: 10 });
     }, [taskListId]);
 
@@ -126,7 +112,7 @@ export default function Tasks() {
     });
 
     const toolbarActions = buildToolbarActions({
-        fetchTasks, fetchArchivedTasks, taskListId, 
+        fetchTasks, fetchArchivedTasks, taskListId,
         pagination, navigate, exportConfig,
         showArchived, onToggleArchived: handleToggleArchived,
         getFilters: () => tableRefsRef.current.getFilters(),
@@ -134,7 +120,6 @@ export default function Tasks() {
         getTableInstance: () => tableRefsRef.current.tableInstance,
     });
 
-    // ── Selection ─────────────────────────────────────────────────────────────
     const selectionActions = buildSelectionActions({
         showArchived,
         onBulkArchive: (ids) => setBulkArchiveIds(ids),
@@ -144,110 +129,8 @@ export default function Tasks() {
 
     const columns = useMemo(() => buildDataColumns(attributes, rowActions), [attributes, rowActions]);
 
-    // ── Derived values ────────────────────────────────────────────────────────
-    const assignedGroups = taskList?.groups ?? [];
-    const totalTasks = pagination?.totalRecords ?? 0;
-    const hasOverflow = assignedGroups.length > 1;
-    const formattedCreated = taskList?.createdAt ? formatDate(taskList.createdAt) : '—';
-    const formattedUpdated = taskList?.updatedAt ? formatDate(taskList.updatedAt) : '—';
-
-    const breadcrumbs = [
-        { label: 'Home', icon: <House className="size-4" />, to: '/admin' },
-        { label: 'Task List', to: '/admin/taskList' },
-        { label: 'Tasks' },
-    ];
-
     return (
-        <div className="lg:container lg:mx-auto lg:px-0 flex flex-col items-start px-4">
+        <>
-
-            {/* ── Breadcrumb ────────────────────────────────────────────────── */}
-            <div className="flex flex-col gap-2 my-6">
-                <AppBreadcrumb items={breadcrumbs} />
-            </div>
-
-            {/* ── Detail card ───────────────────────────────────────────────── */}
-            <div className="bg-card border rounded-xl p-5 flex flex-col gap-4 w-full mb-6">
-                <div className="flex items-start justify-between gap-4">
-                    <div className="flex flex-col gap-1 min-w-0">
-                        {/* Name */}
-                        {taskList
-                            ? <h1 className="text-lg font-medium leading-none">{taskList.name}</h1>
-                            : <Skeleton className="h-5 w-48" />
-                        }
-                        {/* Description */}
-                        {taskList
-                            ? <p className="text-sm text-muted-foreground mt-1">{taskList.description ?? '—'}</p>
-                            : <Skeleton className="h-4 w-72 mt-1" />
-                        }
-                    </div>
-                </div>
-
-                {/* Stats grid */}
-                <div className="grid grid-cols-2 sm:grid-cols-4 gap-3">
-
-                    {/* Total tasks */}
-                    <div className="bg-muted rounded-lg px-3 py-2">
-                        <span className="block text-[11px] uppercase tracking-wide text-muted-foreground mb-1">
-                            Tasks
-                        </span>
-                        <span className="text-sm font-medium flex items-center gap-1.5">
-                            <ListTodo className="size-3.5 text-muted-foreground" />
-                            {taskList ? totalTasks : <Skeleton className="h-4 w-8 inline-block" />}
-                        </span>
-                    </div>
-
-                    {/* Assigned groups */}
-                    <div className="bg-muted rounded-lg px-3 py-2">
-                        <span className="block text-[11px] uppercase tracking-wide text-muted-foreground mb-1">
-                            Groups
-                        </span>
-                        {taskList ? (
-                            taskList.group_count > 0 ? (
-                                <div className="font-medium flex items-center gap-2">
-                                    <Users className="size-3.5 text-muted-foreground shrink-0" />
-                                    <span className="text-sm font-medium">
-                                        {taskList.group_count}
-                                    </span>
-                                    {hasOverflow && (
-                                        <button
-                                            type="button"
-                                            onClick={() => setShowGroupsDialog(true)}
-                                            className="text-xs text-primary hover:underline underline-offset-2 shrink-0"
-                                        >
-                                            +{taskList.group_count - 1} more
-                                        </button>
-                                    )}
-                                </div>
-                            ) : 0
-                        ) : (
-                            <Skeleton className="h-4 w-8 inline-block" />
-                        )}
-                    </div>
-
-                    {/* Created */}
-                    <div className="bg-muted rounded-lg px-3 py-2">
-                        <span className="block text-[11px] uppercase tracking-wide text-muted-foreground mb-1">
-                            Created
-                        </span>
-                        <span className="text-sm font-medium">
-                            {taskList ? formattedCreated : <Skeleton className="h-4 w-20 inline-block" />}
-                        </span>
-                    </div>
-
-                    {/* Last updated */}
-                    <div className="bg-muted rounded-lg px-3 py-2">
-                        <span className="block text-[11px] uppercase tracking-wide text-muted-foreground mb-1">
-                            Last Updated
-                        </span>
-                        <span className="text-sm font-medium">
-                            {taskList ? formattedUpdated : <Skeleton className="h-4 w-20 inline-block" />}
-                        </span>
-                    </div>
-
-                </div>
-            </div>
-
-            {/* ── Tasks DataTable ───────────────────────────────────────────── */}
             <DataTable
                 columns={columns}
                 data={tasks}
@@ -259,6 +142,8 @@ export default function Tasks() {
                 selectionActions={selectionActions}
                 columnPinning={columnPinning}
                 onRefsReady={handleRefsReady}
+                recordLabel="task"
+                emptyMessage="No tasks in this list yet."
                 renderFilterSheet={({ open, onOpenChange, column, attr, data, loading }) => (
                     <FilterSheet
                         open={open}
@@ -271,29 +156,6 @@ export default function Tasks() {
                 )}
             />
 
-            {/* ── All Groups Dialog ─────────────────────────────────────────── */}
-            <Dialog open={showGroupsDialog} onOpenChange={setShowGroupsDialog}>
-                <DialogContent className="sm:max-w-sm">
-                    <DialogHeader>
-                        <DialogTitle className="flex items-center gap-2">
-                            <Users className="h-4 w-4 text-muted-foreground" />
-                            Assigned Groups
-                            <Badge variant="secondary" className="ml-1 text-xs">
-                                {assignedGroups.length}
-                            </Badge>
-                        </DialogTitle>
-                    </DialogHeader>
-                    <div className="flex flex-wrap gap-2 pt-1">
-                        {assignedGroups.map((g) => (
-                            <Badge key={g.group_id} variant="secondary" className="gap-1.5 text-xs py-1 px-2">
-                                <Users className="h-3 w-3" />
-                                {g.name}
-                            </Badge>
-                        ))}
-                    </div>
-                </DialogContent>
-            </Dialog>
-
             {/* ── Single archive ────────────────────────────────────────────── */}
             <AlertDialog open={!!archiveTarget} onOpenChange={(v) => !v && setArchiveTarget(null)}>
                 <AlertDialogContent className="sm:max-w-sm">
@@ -366,7 +228,6 @@ export default function Tasks() {
                 loading={loading}
                 onSuccess={afterMutation}
             />
-
+        </>
-        </div>
     );
-}
+}

src/modules/admin/config/task_list/rowActions.config.jsx

@@ -1,4 +1,4 @@
-import { Eye, Archive, ArchiveRestore, NotebookPen, Info } from "lucide-react";
+import { Eye, Archive, ArchiveRestore } from "lucide-react";
 
 export function buildRowActions({ navigate, onArchive, onRestore, showArchived }) {
   return [
@@ -8,14 +8,6 @@ export function buildRowActions({ navigate, onArchive, onRestore, showArchived }
       icon: <Eye className="size-4" />,
       onClick: (row) => navigate(`${row.task_list_id}/view`),
     },
-    {
-      key: "tasks",
-      label: "View Tasks",
-      icon: <NotebookPen className="size-4" />,
-      onClick: (row) => navigate(`${row.task_list_id}/tasks`),
-      separator: true,
-      className: "text-sky-800"
-    },
     {
       key: "archive",
       label: "Archive",

src/modules/admin/pages/library/units/AddLibraryUnit.jsx

@@ -7,7 +7,7 @@ import { nanoid } from "nanoid";
 import {
   ArrowLeft, ChevronLeft, ChevronRight, Check,
   FileText, BookOpen, LayoutTemplate, ClipboardCheck, ListChecks,
-  Plus, Trash2, Link2,
+  Plus, Trash2, Link2, Eye,
 } from "lucide-react";
 
 import { useLibrary } from "@/contexts/AdminLibraryContext";
@@ -250,12 +250,13 @@ function StepLessons({ control, register, errors, existingLessons, onRemoveExist
 }
 
 // ─── Step 3 — Page Builder ─────────────────────────────────────────────────────
-function StepPageBuilder({ control, setValue }) {
+function StepPageBuilder({ control, setValue, existingLessons }) {
   const lessons = useWatch({ control, name: "lessons" }) ?? [];
   const [rawIndex, setActiveIndex] = useState(0);
   const [drawerOpen, setDrawerOpen] = useState(false);
+  const [viewingExisting, setViewingExisting] = useState(null);
 
-  if (lessons.length === 0) {
+  if (lessons.length === 0 && existingLessons.length === 0) {
     return (
       <p className="text-sm text-muted-foreground">
         Add at least one lesson in the previous step to build its page content here.
@@ -288,6 +289,29 @@ function StepPageBuilder({ control, setValue }) {
 
   return (
     <div className="space-y-3">
+      {existingLessons.map((l) => (
+        <div key={l.lesson_id} className="flex items-center justify-between border border-border rounded-lg p-4">
+          <div className="min-w-0">
+            <div className="flex items-center gap-2">
+              <p className="text-sm font-medium truncate">{l.title}</p>
+              <Badge variant="outline" className="text-[10px] shrink-0">existing</Badge>
+            </div>
+            <p className="text-xs text-muted-foreground">
+              {(l.blocks?.length ?? 0)} block{(l.blocks?.length ?? 0) !== 1 ? "s" : ""} · content lives in the Lessons library
+            </p>
+          </div>
+          <Button
+            type="button"
+            variant="outline"
+            size="sm"
+            onClick={() => setViewingExisting(l)}
+          >
+            <Eye className="h-4 w-4 mr-1.5" />
+            View Content
+          </Button>
+        </div>
+      ))}
+
       {lessons.map((l, i) => (
         <div key={i} className="flex items-center justify-between border border-border rounded-lg p-4">
           <div>
@@ -345,13 +369,13 @@ function StepPageBuilder({ control, setValue }) {
 
               <div className="space-y-3">
                 <div className="text-sm font-medium text-muted-foreground">Live Preview</div>
-                <PreviewChrome title={activeLesson.title}>
+                <PreviewChrome title={activeLesson?.title}>
                   <div className="p-6 space-y-5 min-h-[300px]">
                     <PreviewContent
                       lesson={{
-                        title: activeLesson.title,
+                        title: activeLesson?.title,
-                        description: activeLesson.description,
+                        description: activeLesson?.description,
-                        objectives: (activeLesson.objectives ?? []).map((o, oi) => ({ objective_id: oi, text: o.value })),
+                        objectives: (activeLesson?.objectives ?? []).map((o, oi) => ({ objective_id: oi, text: o.value })),
                       }}
                       blocks={blocks}
                       empty="Your content will appear here as you build."
@@ -369,6 +393,37 @@ function StepPageBuilder({ control, setValue }) {
           </DrawerFooter>
         </DrawerContent>
       </Drawer>
+
+      <Drawer open={!!viewingExisting} onOpenChange={(open) => !open && setViewingExisting(null)} shouldScaleBackground>
+        <DrawerContent className="data-[vaul-drawer-direction=bottom]:max-h-[90vh]">
+          <DrawerHeader className="border-b text-left">
+            <DrawerTitle>Page Content</DrawerTitle>
+            <DrawerDescription>{viewingExisting?.title} · attached from the Lessons library</DrawerDescription>
+          </DrawerHeader>
+
+          <div className="flex-1 overflow-y-auto p-4">
+            <PreviewChrome title={viewingExisting?.title}>
+              <div className="p-6 space-y-5 min-h-[300px]">
+                <PreviewContent
+                  lesson={{
+                    title: viewingExisting?.title,
+                    description: viewingExisting?.description,
+                    objectives: viewingExisting?.objectives ?? [],
+                  }}
+                  blocks={viewingExisting?.blocks ?? []}
+                  empty="This lesson has no page content yet."
+                />
+              </div>
+            </PreviewChrome>
+          </div>
+
+          <DrawerFooter className="border-t flex-row justify-end">
+            <DrawerClose asChild>
+              <Button type="button">Close</Button>
+            </DrawerClose>
+          </DrawerFooter>
+        </DrawerContent>
+      </Drawer>
     </div>
   );
 }
@@ -612,7 +667,7 @@ export default function AddLibraryUnit() {
               />
             )}
             {step === 2 && (
-              <StepPageBuilder control={control} setValue={setValue} />
+              <StepPageBuilder control={control} setValue={setValue} existingLessons={existingLessons} />
             )}
             {step === 3 && (
               <StepRequirements requirements={requirements} setRequirements={setRequirements} />
@@ -657,12 +712,33 @@ export default function AddLibraryUnit() {
         open={attachLessonsOpen}
         onOpenChange={setAttachLessonsOpen}
         attachedLessonIds={existingLessons.map((l) => l.lesson_id)}
-        onAttach={(lessonIds) => {
+        onAttach={async (lessonIds) => {
           const picked = lessonIds
             .map((id) => lessonsFlat.find((l) => l.lesson_id === id))
-            .filter(Boolean)
+            .filter(Boolean);
-            .map((l) => ({ lesson_id: l.lesson_id, title: l.title }));
+
-          setExistingLessons((prev) => [...prev, ...picked]);
+          // Fetch each lesson's page content so it can be previewed in the
+          // Page Builder step — the flat list used by the picker only carries
+          // title/duration, not blocks.
+          const withContent = await Promise.all(
+            picked.map(async (l) => {
+              try {
+                const { data } = await api.get(`/admin/lessons/${l.lesson_id}`);
+                const full = data?.data?.data;
+                return {
+                  lesson_id: l.lesson_id,
+                  title: l.title,
+                  description: full?.description ?? "",
+                  objectives: full?.objectives ?? [],
+                  blocks: full?.page?.blocks ?? [],
+                };
+              } catch {
+                return { lesson_id: l.lesson_id, title: l.title, blocks: [] };
+              }
+            })
+          );
+
+          setExistingLessons((prev) => [...prev, ...withContent]);
         }}
       />
 

src/modules/admin/pages/task_list/ViewTaskList.jsx

@@ -1,145 +1,144 @@
 import { useEffect, useState } from 'react';
-import { useNavigate, useParams } from 'react-router-dom';
+import { useNavigate, useParams, useSearchParams } from 'react-router-dom';
 
 import { useAdminTask } from '@/contexts/AdminTaskContext';
 import { useDateFormat } from '@/hooks/useDateFormat';
+import { PageMeta } from '@/contexts/MetadataContext';
+
+import TasksTable from '../../components/task_list/TasksTable';
 
 import { Button } from '@/components/ui/button';
 import { Badge } from '@/components/ui/badge';
 import { Skeleton } from '@/components/ui/skeleton';
+import { Separator } from '@/components/ui/separator';
 import {
-    Accordion,
+    ArrowLeft, Pencil, Users, ListTodo, Info,
-    AccordionContent,
+    NotebookPen, FileText, CalendarClock,
-    AccordionItem,
-    AccordionTrigger,
-} from '@/components/ui/accordion';
-import {
-    ArrowLeft, Pencil, Users, ClipboardList, FileText,
-    Link2, Upload, BookOpen, BookMarked, FileCheck2,
-    CalendarClock, Equal, Tag, Globe, Copy, File, Bookmark, GitBranch,
 } from 'lucide-react';
 
-// ─── All styling uses shadcn tokens — only label/icon differs per type
+// ─── Helpers ────────────────────────────────────────────────────────────────
-const REQUIREMENT_CONFIG = {
-    visit_link: { label: 'Visit Link', badgeLabel: 'Link', Icon: Link2 },
-    upload_file: { label: 'Upload File', badgeLabel: 'Upload', Icon: Upload },
-    read_course: { label: 'Read Course', badgeLabel: 'Course', Icon: BookOpen },
-    read_unit: { label: 'Read Unit', badgeLabel: 'Unit', Icon: BookMarked },
-    read_lesson: { label: 'Read Lesson', badgeLabel: 'Lesson', Icon: FileCheck2 },
-};
 
-// ─── Label / value row — fully themed by shadcn tokens ───────────────────────
+function InfoRow({ label, children }) {
-function MetaRow({ icon: Icon, label, children }) {
     return (
-        <div className="flex items-center justify-between gap-3 px-3.5 py-2.5 border-b border-border last:border-b-0">
+        <div className="flex flex-col gap-0.5">
-            <div className="flex items-center gap-2 text-xs text-muted-foreground shrink-0">
+            <span className="text-xs text-muted-foreground uppercase tracking-wide">{label}</span>
-                <Icon className="size-3.5" />
+            <span className="text-sm font-medium">{children ?? <span className="text-muted-foreground italic">—</span>}</span>
-                {label}
-            </div>
-            <div className="text-xs text-foreground text-right min-w-0">
-                {children}
-            </div>
         </div>
     );
 }
 
-// ─── Requirement card ─────────────────────────────────────────────────────────
+function SectionCard({ icon: Icon, title, children }) {
-function RequirementCard({ req }) {
+    return (
-    const cfg = REQUIREMENT_CONFIG[req.type] ?? {
+        <div className="rounded-lg border bg-card p-5 space-y-4">
-        label: req.type, badgeLabel: req.type, Icon: FileText, accent: 'text-muted-foreground',
+            <div className="flex items-center gap-2">
-    };
+                {Icon && <Icon className="h-4 w-4 text-muted-foreground" />}
-    const { Icon } = cfg;
+                <h2 className="text-sm font-semibold">{title}</h2>
+            </div>
+            <Separator />
+            {children}
+        </div>
+    );
+}
+
+function LoadingSkeleton() {
+    return (
+        <div className="space-y-5">
+            <Skeleton className="h-32 w-full" />
+            <Skeleton className="h-32 w-full" />
+        </div>
+    );
+}
+
+// ─── Tab: Details ───────────────────────────────────────────────────────────
+
+function DetailsTab({ taskList }) {
+    const { fmtDateTime } = useDateFormat();
+
+    if (!taskList) return <LoadingSkeleton />;
+
+    const groups = taskList.groups ?? [];
+    const taskCount = taskList.tasks?.length ?? 0;
 
     return (
-        <div className="border border-border rounded-xl bg-background">
+        <div className="space-y-5">
-
+            <SectionCard icon={FileText} title="Basic Information">
-            {/* Header */}
+                <div className="space-y-4">
-            <div className="flex items-center gap-2.5 px-3.5 py-3 border-b border-border">
+                    <InfoRow label="Name">{taskList.name}</InfoRow>
-                <div className="size-8 rounded-lg flex items-center justify-center shrink-0 bg-muted">
+                    {taskList.description && (
-                    <Icon className="size-4 text-foreground" />
+                        <InfoRow label="Description">
+                            <span className="whitespace-pre-wrap text-sm font-normal text-foreground">
+                                {taskList.description}
+                            </span>
+                        </InfoRow>
+                    )}
                 </div>
-                <span className="text-sm font-medium flex-1 text-foreground">
+            </SectionCard>
-                    {cfg.label}
-                </span>
-                <span className="text-[10px] font-medium px-2.5 py-0.5 rounded-full border border-border bg-muted text-muted-foreground">
-                    {cfg.badgeLabel}
-                </span>
-            </div>
 
-            {/* Rows */}
+            <SectionCard icon={ListTodo} title="Stats">
-            {req.type === 'visit_link' && (
+                <div className="grid grid-cols-2 gap-4">
-                <>
+                    <InfoRow label="Tasks">
-                    {req.link_label && (
+                        <div className="flex items-center gap-1.5 mt-0.5">
-                        <MetaRow icon={Tag} label="Label">
+                            <ListTodo className="h-3.5 w-3.5 text-muted-foreground" />
-                            <span>{req.link_label}</span>
+                            {taskCount}
-                        </MetaRow>
+                        </div>
-                    )}
+                    </InfoRow>
-                    {req.link_url && (
+                    <InfoRow label="Groups">
-                        <MetaRow icon={Globe} label="URL">
+                        <div className="flex items-center gap-1.5 mt-0.5">
-                            <a
+                            <Users className="h-3.5 w-3.5 text-muted-foreground" />
-                                href={/^https?:\/\//i.test(req.link_url) ? req.link_url : `https://${req.link_url}`}
+                            {taskList.group_count ?? groups.length}
-                                target="_blank"
+                        </div>
-                                rel="noopener noreferrer"
+                    </InfoRow>
-                                className="text-blue-500 underline underline-offset-2 truncate block max-w-[240px] hover:opacity-80 transition-opacity"
+                </div>
-                            >
+            </SectionCard>
-                                {req.link_url}
-                            </a>
-                        </MetaRow>
-                    )}
-                </>
-            )}
 
-            {req.type === 'upload_file' && (
+            <SectionCard icon={Users} title="Assigned Groups">
-                <>
+                {groups.length > 0 ? (
-                    {req.max_file_count != null && (
+                    <div className="flex flex-wrap gap-1.5">
-                        <MetaRow icon={Copy} label="Max files">
+                        {groups.map((g) => (
-                            <span className="font-medium">{req.max_file_count}</span>
+                            <Badge key={g.group_id} variant="secondary">
-                        </MetaRow>
+                                <Users className="size-3 mr-1" />
-                    )}
+                                {g.name ?? g.group_id}
-                    {req.allowed_file_types?.length > 0 && (
+                            </Badge>
-                        <MetaRow icon={File} label="Allowed types">
+                        ))}
-                            <span>{req.allowed_file_types.join(', ')}</span>
+                    </div>
-                        </MetaRow>
+                ) : (
-                    )}
+                    <p className="text-sm text-muted-foreground">No groups assigned.</p>
-                </>
+                )}
-            )}
+            </SectionCard>
 
-            {['read_course', 'read_unit', 'read_lesson'].includes(req.type) && req.reference_label && (
+            <SectionCard icon={CalendarClock} title="Audit">
-                <MetaRow icon={Bookmark} label={cfg.badgeLabel}>
+                <div className="grid grid-cols-2 gap-4">
-                    <span className="truncate block max-w-[220px]">{req.reference_label}</span>
+                    <InfoRow label="Created At">
-                </MetaRow>
+                        {taskList.createdAt ? fmtDateTime(taskList.createdAt) : '—'}
-            )}
+                    </InfoRow>
+                    <InfoRow label="Updated At">
+                        {taskList.updatedAt ? fmtDateTime(taskList.updatedAt) : '—'}
+                    </InfoRow>
+                </div>
+            </SectionCard>
         </div>
     );
 }
 
-// ─── Requirements section ─────────────────────────────────────────────────────
+// ─── Tabs config ────────────────────────────────────────────────────────────
-function TaskRequirementsSection({ requirements = [] }) {
+
-    const sorted = [...requirements].sort((a, b) => (a.order ?? 0) - (b.order ?? 0));
+const TABS = [
-    return (
+    { key: 'details', label: 'Details', icon: Info },
-        <div className="space-y-2">
+    { key: 'tasks', label: 'Tasks', icon: NotebookPen },
-            <p className="text-xs font-medium text-muted-foreground uppercase tracking-wide">
+];
-                Requirements
+
-            </p>
+// ─── Page ───────────────────────────────────────────────────────────────────
-            {sorted.length > 0 ? (
-                sorted.map((req) => (
-                    <RequirementCard key={req.requirement_id} req={req} />
-                ))
-            ) : (
-                <p className="text-xs text-muted-foreground italic">No other requirements.</p>
-            )}
-        </div>
-    );
-}
 
-// ─── Page ─────────────────────────────────────────────────────────────────────
 export default function ViewTaskList() {
     const navigate = useNavigate();
     const { taskListId } = useParams();
+    const [searchParams] = useSearchParams();
     const { fetchTaskList } = useAdminTask();
-    const { fmtDateTime } = useDateFormat();
 
     const [taskList, setTaskList] = useState(null);
+    const [activeTab, setActiveTab] = useState(
+        searchParams.get('tab') === 'tasks' ? 'tasks' : 'details'
+    );
 
     useEffect(() => {
         fetchTaskList(taskListId).then((data) => {
@@ -148,166 +147,71 @@ export default function ViewTaskList() {
         });
     }, [taskListId]);
 
-    if (!taskList) return (
-        <div className="max-w-2xl mx-auto py-8 px-4 space-y-4">
-            <Skeleton className="h-8 w-32" />
-            <Skeleton className="h-6 w-64" />
-            <Skeleton className="h-24 w-full" />
-            <Skeleton className="h-10 w-full" />
-        </div>
-    );
-
-    const groups = taskList.groups ?? [];
-    const tasks = taskList.tasks ?? [];
-
     return (
-        <div className="lg:container lg:mx-auto lg:px-0 flex flex-col items-start px-4 py-10">
+        <div className="flex flex-col min-h-screen bg-muted/60">
-            <div className="mx-auto space-y-4">
+            <PageMeta title={taskList ? `${taskList.name} - STARR` : undefined} description={taskList?.description} />
-
-                {/* Header */}
-                <div className="flex items-center justify-between w-full">
-                    <div className="flex gap-2 items-center">
-                        <Button
-                            variant="ghost"
-
-                            className=""
-                            onClick={() => navigate('/admin/taskList')}
-                        >
-                            <ArrowLeft className="size-4" />
 
+            {/* ── Sticky header ── */}
+            <div
+                className="sticky z-20 shrink-0 border-b bg-white/70 dark:bg-zinc-900/70 backdrop-blur-md"
+                style={{ top: 'var(--navbar-h)' }}
+            >
+                <div className="lg:container lg:mx-auto lg:px-6 px-4">
+                    <div className="flex items-center gap-3 py-3">
+                        <Button type="button" variant="ghost" size="icon" onClick={() => navigate('/admin/taskList')}>
+                            <ArrowLeft className="h-4 w-4" />
                         </Button>
-                        <div className="space-y-1">
+                        <div className="flex-1 min-w-0">
-                            <h1 className="text-xl font-semibold">{taskList.name}</h1>
+                            <h1 className="text-xl font-semibold leading-tight flex items-center gap-2">
-                            {taskList.description && (
+                                <ListTodo className="h-5 w-5 text-muted-foreground" />
-                                <p className="text-sm text-muted-foreground leading-relaxed">
+                                View Task List
-                                    {taskList.description}
+                            </h1>
-                                </p>
+                            {taskList && (
+                                <p className="text-sm text-muted-foreground">{taskList.name}</p>
                             )}
                         </div>
+                        {activeTab === 'details' && (
+                            <Button
+                                variant="outline"
+                                size="sm"
+                                onClick={() => navigate(`/admin/taskList/${taskListId}/edit`)}
+                                disabled={!taskList}
+                            >
+                                <Pencil className="h-4 w-4 mr-2" />
+                                Edit
+                            </Button>
+                        )}
+                    </div>
+
+                    {/* Underline tabs */}
+                    <div className="flex gap-1 pb-0 -mb-px">
+                        {TABS.map(({ key, label, icon: Icon }) => (
+                            <button
+                                key={key}
+                                type="button"
+                                onClick={() => setActiveTab(key)}
+                                className={[
+                                    'flex items-center gap-1.5 px-4 py-2.5 text-sm font-medium border-b-2 transition-colors',
+                                    activeTab === key
+                                        ? 'border-primary text-primary'
+                                        : 'border-transparent text-muted-foreground hover:text-foreground',
+                                ].join(' ')}
+                            >
+                                <Icon className="h-3.5 w-3.5" />
+                                {label}
+                            </button>
+                        ))}
                     </div>
-                    <Button
-                        variant="outline"
-                        size="sm"
-                        className="shrink-0 gap-1.5"
-                        onClick={() => navigate(`/admin/taskList/${taskListId}/edit`)}
-                    >
-                        <Pencil className="h-3.5 w-3.5" />
-                        Edit
-                    </Button>
                 </div>
+            </div>
 
-                <div className="lg:w-2xl rounded-lg border border-border bg-card text-card-foreground shadow-sm">
+            {/* ── Content ── */}
-                    <div className="p-6 space-y-6">
+            <div className="lg:container lg:mx-auto lg:px-6 px-4 py-6">
-
+                <div className={activeTab === 'tasks' ? 'pb-16' : 'max-w-3xl mx-auto pb-16'}>
-                        {/* Assigned Groups */}
+                    {activeTab === 'details' && <DetailsTab taskList={taskList} />}
-                        <div className="space-y-4">
+                    {activeTab === 'tasks' && <TasksTable taskListId={taskListId} />}
-                            <div className="flex items-center gap-1.5 text-sm font-medium">
-                                <Equal className="size-4" />
-                                Assigned Groups
-                            </div>
-                            {groups.length > 0 ? (
-                                <div className="flex flex-wrap gap-1.5">
-                                    {groups.map((g) => (
-                                        <Badge key={g.group_id} variant="secondary">
-                                            <Users className="size-3 mr-1" />
-                                            {g.name ?? g.group_id}
-                                        </Badge>
-                                    ))}
-                                </div>
-                            ) : (
-                                <p className="text-sm text-muted-foreground">No groups assigned.</p>
-                            )}
-                        </div>
-
-                        {/* Tasks */}
-                        <div className="space-y-4">
-                            <div className="flex items-center gap-1.5 text-sm font-medium">
-                                <ClipboardList className="h-4 w-4 text-muted-foreground" />
-                                Tasks
-                                {tasks.length > 0 && (
-                                    <span className="ml-auto text-xs text-muted-foreground font-normal">
-                                        {tasks.length} task{tasks.length !== 1 ? 's' : ''}
-                                    </span>
-                                )}
-                            </div>
-
-                            {tasks.length > 0 ? (
-                                <Accordion
-                                    type="multiple"
-                                    className="rounded-md border divide-y"
-                                    defaultValue={[String(tasks[0]?.task_id ?? 0)]}
-                                >
-                                    {tasks.map((task, index) => (
-                                        <AccordionItem
-                                            key={task.task_id ?? index}
-                                            value={String(task.task_id ?? index)}
-                                            className="px-3 border-0 border-b last:border-b-0"
-                                        >
-                                            <AccordionTrigger className="py-2.5 hover:no-underline gap-3 [&>svg]:shrink-0">
-                                                <div className="flex items-center gap-3 flex-1 min-w-0">
-                                                    <span className="text-xs text-muted-foreground w-5 text-right shrink-0">
-                                                        {index + 1}.
-                                                    </span>
-                                                    <span className="flex-1 text-sm text-left truncate w-48">
-                                                        {task.name ?? `Task ${index + 1}`}
-                                                    </span>
-                                                    {task.requirements?.length > 0 && (
-                                                        <Badge variant="secondary" className="text-xs shrink-0">
-                                                            {task.requirements.length} Requirement{task.requirements.length !== 1 ? 's' : ''}
-                                                        </Badge>
-                                                    )}
-                                                </div>
-                                            </AccordionTrigger>
-
-                                            <AccordionContent className="pb-4 pt-0">
-                                                <div className="ml-8 space-y-4 text-sm">
-
-                                                    {task.description && (
-                                                        <div className="flex items-center gap-2 text-muted-foreground">
-                                                            <FileText className="size-4 shrink-0" />
-                                                            <p className="leading-relaxed">{task.description}</p>
-                                                        </div>
-                                                    )}
-
-                                                    {task.deadline && (
-                                                        <div className="flex items-center gap-2 text-muted-foreground">
-                                                            <CalendarClock className="size-4 shrink-0" />
-                                                            <span className="text-sm">
-                                                                Deadline:{' '}
-                                                                <span className="text-foreground font-medium">
-                                                                    {fmtDateTime(task.deadline)}
-                                                                </span>
-                                                            </span>
-                                                        </div>
-                                                    )}
-
-                                                    {task.prerequisites?.length > 0 && (
-                                                        <div className="flex items-center gap-2 text-muted-foreground">
-                                                            <GitBranch className="size-4 shrink-0" />
-                                                            <span className="text-sm">
-                                                                Requires:{' '}
-                                                                <span className="text-foreground font-medium">
-                                                                    {task.prerequisites.map((p) => p.name).join(', ')}
-                                                                </span>
-                                                            </span>
-                                                        </div>
-                                                    )}
-
-                                                    <TaskRequirementsSection requirements={task.requirements} />
-
-                                                </div>
-                                            </AccordionContent>
-                                        </AccordionItem>
-                                    ))}
-                                </Accordion>
-                            ) : (
-                                <p className="text-sm text-muted-foreground">No tasks in this list yet.</p>
-                            )}
-                        </div>
-
-                    </div>
                 </div>
             </div>
         </div>
     );
-}
+}

src/modules/admin/pages/task_list/task/ArchiveTask.jsx

@@ -8,7 +8,7 @@ export default function ArchivedTask() {
     const items = [
         { label: "Home", icon: <House className="size-4" />, to: "/admin" },
         { label: "Task List", to: "/admin/taskList" },
-        { label: "Tasks", to: `/admin/taskList/${taskListId}/tasks` },
+        { label: "Tasks", to: `/admin/taskList/${taskListId}/view?tab=tasks` },
         { label: "Archived" },
     ];
 

src/modules/admin/pages/task_list/task/CreateTask.jsx

@@ -89,7 +89,7 @@ export default function CreateTask() {
     };
 
     const handleBack = () => {
-        if (step === 0) navigate(`/admin/taskList/${taskListId}/tasks`);
+        if (step === 0) navigate(`/admin/taskList/${taskListId}/view?tab=tasks`);
         else setStep((s) => s - 1);
     };
 
@@ -117,7 +117,7 @@ export default function CreateTask() {
             prerequisite_task_ids: form.prerequisite_task_ids,
         });
 
-        if (created) navigate(`/admin/taskList/${taskListId}/tasks`);
+        if (created) navigate(`/admin/taskList/${taskListId}/view?tab=tasks`);
     };
 
     const formattedDeadline = (() => {
@@ -132,7 +132,7 @@ export default function CreateTask() {
 
                 {/* Header */}
                 <div className="flex items-center gap-3">
-                    <Button variant="ghost" size="icon" onClick={() => navigate(`/admin/taskList/${taskListId}/tasks`)}>
+                    <Button variant="ghost" size="icon" onClick={() => navigate(`/admin/taskList/${taskListId}/view?tab=tasks`)}>
                         <ArrowLeft className="h-4 w-4" />
                     </Button>
                     <h1 className="text-xl font-semibold">Create Task</h1>

src/modules/admin/pages/task_list/task/EditTask.jsx

@@ -103,7 +103,7 @@ export default function EditTask() {
             requirements,
             prerequisite_task_ids: form.prerequisite_task_ids ?? [],
         });
-        if (updated) navigate(`/admin/taskList/${taskListId}/tasks`);
+        if (updated) navigate(`/admin/taskList/${taskListId}/view?tab=tasks`);
     };
 
     const handleSubmit = (e) => {

src/modules/admin/pages/task_list/task/ViewTask.jsx

@@ -328,7 +328,7 @@ export default function ViewTask() {
                     <div className="flex gap-2 items-center">
                         <Button
                             variant="ghost"
-                            onClick={() => navigate(`/admin/taskList/${taskListId}/tasks`)}
+                            onClick={() => navigate(`/admin/taskList/${taskListId}/view?tab=tasks`)}
                         >
                             <ArrowLeft className="size-4" />
                         </Button>

src/modules/admin/pages/task_list/task/ViewTaskCompletion.jsx

@@ -100,7 +100,7 @@ export default function ViewTaskCompletion() {
     const breadcrumbs = [
         { label: 'Home',        icon: <House className="size-4" />, to: '/admin' },
         { label: 'Task Lists',  to: '/admin/taskList' },
-        { label: taskList?.name ?? '…', to: `/admin/taskList/${taskListId}/tasks` },
+        { label: taskList?.name ?? '…', to: `/admin/taskList/${taskListId}/view?tab=tasks` },
         { label: task?.name ?? '…',     to: `/admin/taskList/${taskListId}/tasks/${taskId}/view` },
         { label: 'Completions',         to: `/admin/taskList/${taskListId}/tasks/${taskId}/view?tab=completions` },
         { label: 'View' },

src/modules/admin/routes/AdminRoutes.jsx

@@ -1,4 +1,4 @@
-import { Outlet } from 'react-router-dom'
+import { Outlet, Navigate } from 'react-router-dom'
 import ProtectedRoute from '../../../routes/ProtectedRoute'
 
 // Layouts
@@ -75,7 +75,6 @@ import ArchivedLessonLibraryList from '../pages/library/lessons/ArchivedLessonLi
 import TaskList from '../pages/task_list/TaskList'
 import CreateTaskList from '../pages/task_list/CreateTaskList'
 import EditTaskList from '../pages/task_list/EditTaskList'
-import Tasks from '../pages/task_list/task/Tasks'
 import ArchiveTaskList from '../pages/task_list/ArchiveTaskList'
 import ViewTaskList from '../pages/task_list/ViewTaskList'
 
@@ -284,7 +283,7 @@ export const AdminRoutes = {
               path: ':taskListId/tasks',
               element: <Outlet />,
               children: [
-                { index: true, element: <Tasks /> },
+                { index: true, element: <Navigate to="../view?tab=tasks" replace /> },
                 { path: 'create', element: <CreateTask /> },
                 { path: 'archived', element: <ArchivedTask /> },
                 { path: ':taskId/view', element: <ViewTask /> },