feat(v3): restructure project + add complete frontend

- Restructure: move backend from new_project/ to backend/
- Add full React/TypeScript frontend (37 pages, 17 services, 16 type defs, 11 query hooks)
- Add docs/ with SRS specs, user stories, and workflow documentation
- Update .gitignore for new directory layout

Workflows implemented:
  WF1 User Signup, WF2 Placement Test, WF3 Exam Configuration,
  WF4 General English Exam, WF5 Course Generation,
  WF6 Entity Student Onboarding, AI Course Generation,
  Adaptive Learning Engine UI, White-Label Branding, Score Release

Made-with: Cursor

frontend/src/pages/student/StudentDashboard.tsx

@@ -0,0 +1,115 @@
+import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
+import { Button } from "@/components/ui/button";
+import { Badge } from "@/components/ui/badge";
+import { Progress } from "@/components/ui/progress";
+import { BookOpen, ClipboardList, BarChart3, Calendar, ArrowRight } from "lucide-react";
+import { Link } from "react-router-dom";
+import { useCourses, useAssignments, useGrades } from "@/hooks/queries";
+import AiStudyCoach from "@/components/ai/AiStudyCoach";
+import AiTipBanner from "@/components/ai/AiTipBanner";
+
+export default function StudentDashboard() {
+  const { data: coursesData, isLoading: lc } = useCourses();
+  const { data: assignmentsData, isLoading: la } = useAssignments();
+  const { data: gradesData, isLoading: lg } = useGrades();
+  const courses = coursesData?.items ?? [];
+  const assignments = assignmentsData?.items ?? [];
+  const gradeRecords = gradesData ?? [];
+  if (lc || la || lg) return <div className="flex items-center justify-center min-h-[400px]"><div className="animate-spin rounded-full h-8 w-8 border-b-2 border-primary" /></div>;
+
+  const myCourses = courses.filter(c => ["c1", "c2", "c5", "c8"].includes(c.id));
+  const upcomingAssignments = assignments.filter(a => a.status === "pending").slice(0, 3);
+  const recentGrades = gradeRecords.slice(0, 3);
+  const stats = [
+    { label: "Enrolled Courses", value: String(myCourses.length), icon: BookOpen, color: "text-primary" },
+    { label: "Pending Assignments", value: String(assignments.filter(a => a.status === "pending").length), icon: ClipboardList, color: "text-warning" },
+    { label: "Average Grade", value: "78%", icon: BarChart3, color: "text-success" },
+    { label: "Attendance Rate", value: "94%", icon: Calendar, color: "text-info" },
+  ];
+
+  return (
+    <div className="space-y-6">
+      <div>
+        <h1 className="text-2xl font-bold">Welcome back, Sarah!</h1>
+        <p className="text-muted-foreground">Here's an overview of your learning progress.</p>
+      </div>
+
+      <AiTipBanner context="student-dashboard" variant="tip" />
+
+      <AiStudyCoach />
+
+      <div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-4 gap-4">
+        {stats.map((s) => (
+          <Card key={s.label}>
+            <CardContent className="pt-6">
+              <div className="flex items-center justify-between">
+                <div>
+                  <p className="text-sm text-muted-foreground">{s.label}</p>
+                  <p className="text-2xl font-bold">{s.value}</p>
+                </div>
+                <s.icon className={`h-8 w-8 ${s.color} opacity-80`} />
+              </div>
+            </CardContent>
+          </Card>
+        ))}
+      </div>
+
+      <div className="grid grid-cols-1 lg:grid-cols-2 gap-6">
+        <Card>
+          <CardHeader className="flex flex-row items-center justify-between pb-2">
+            <CardTitle className="text-lg">My Courses</CardTitle>
+            <Button variant="ghost" size="sm" asChild><Link to="/student/courses">View All <ArrowRight className="ml-1 h-3 w-3" /></Link></Button>
+          </CardHeader>
+          <CardContent className="space-y-4">
+            {myCourses.map((c) => (
+              <Link to={`/student/courses/${c.id}`} key={c.id} className="block">
+                <div className="flex items-center justify-between p-3 rounded-lg border hover:bg-muted/50 transition-colors">
+                  <div className="min-w-0">
+                    <p className="font-medium text-sm truncate">{c.title}</p>
+                    <p className="text-xs text-muted-foreground">{c.instructor}</p>
+                  </div>
+                  <div className="flex items-center gap-3 shrink-0">
+                    <div className="w-24"><Progress value={c.progress} className="h-2" /></div>
+                    <span className="text-xs font-medium w-8 text-right">{c.progress}%</span>
+                  </div>
+                </div>
+              </Link>
+            ))}
+          </CardContent>
+        </Card>
+
+        <div className="space-y-6">
+          <Card>
+            <CardHeader className="flex flex-row items-center justify-between pb-2">
+              <CardTitle className="text-lg">Upcoming Assignments</CardTitle>
+              <Button variant="ghost" size="sm" asChild><Link to="/student/assignments">View All <ArrowRight className="ml-1 h-3 w-3" /></Link></Button>
+            </CardHeader>
+            <CardContent className="space-y-3">
+              {upcomingAssignments.map((a) => (
+                <div key={a.id} className="flex items-center justify-between p-2 rounded border">
+                  <div><p className="text-sm font-medium">{a.title}</p><p className="text-xs text-muted-foreground">{a.courseName}</p></div>
+                  <Badge variant="outline" className="text-xs">{a.dueDate}</Badge>
+                </div>
+              ))}
+            </CardContent>
+          </Card>
+
+          <Card>
+            <CardHeader className="flex flex-row items-center justify-between pb-2">
+              <CardTitle className="text-lg">Recent Grades</CardTitle>
+              <Button variant="ghost" size="sm" asChild><Link to="/student/grades">View All <ArrowRight className="ml-1 h-3 w-3" /></Link></Button>
+            </CardHeader>
+            <CardContent className="space-y-3">
+              {recentGrades.map((g) => (
+                <div key={g.id} className="flex items-center justify-between p-2 rounded border">
+                  <div><p className="text-sm font-medium">{g.assignmentTitle}</p><p className="text-xs text-muted-foreground">{g.courseName}</p></div>
+                  <span className="text-sm font-bold text-primary">{g.grade}/{g.maxGrade}</span>
+                </div>
+              ))}
+            </CardContent>
+          </Card>
+        </div>
+      </div>
+    </div>
+  );
+}