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

src/pages/admin/AdminProfile.tsx

@@ -0,0 +1,69 @@
+import { useState } from "react";
+import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
+import { Input } from "@/components/ui/input";
+import { Label } from "@/components/ui/label";
+import { Button } from "@/components/ui/button";
+import { useAuth } from "@/contexts/AuthContext";
+import { useToast } from "@/hooks/use-toast";
+import { api } from "@/lib/api-client";
+import { useMutation } from "@tanstack/react-query";
+
+export default function AdminProfile() {
+  const { user } = useAuth();
+  const { toast } = useToast();
+  const [firstName, setFirstName] = useState(user?.name?.split(" ")[0] ?? "");
+  const [lastName, setLastName] = useState(user?.name?.split(" ").slice(1).join(" ") ?? "");
+  const [email, setEmail] = useState(user?.email ?? "");
+  const [currentPw, setCurrentPw] = useState("");
+  const [newPw, setNewPw] = useState("");
+  const [confirmPw, setConfirmPw] = useState("");
+
+  const saveMutation = useMutation({
+    mutationFn: () => api.patch("/user", { name: `${firstName} ${lastName}`.trim(), email }),
+    onSuccess: () => toast({ title: "Profile updated" }),
+    onError: (err: Error) => toast({ title: "Error", description: err.message, variant: "destructive" }),
+  });
+
+  const pwMutation = useMutation({
+    mutationFn: () => api.post("/user/change-password", { current_password: currentPw, new_password: newPw }),
+    onSuccess: () => { toast({ title: "Password updated" }); setCurrentPw(""); setNewPw(""); setConfirmPw(""); },
+    onError: (err: Error) => toast({ title: "Error", description: err.message, variant: "destructive" }),
+  });
+
+  return (
+    <div className="space-y-6 max-w-2xl">
+      <div>
+        <h1 className="text-2xl font-bold">Profile</h1>
+        <p className="text-muted-foreground">Manage your account information.</p>
+      </div>
+
+      <Card>
+        <CardHeader><CardTitle className="text-lg">Personal Information</CardTitle></CardHeader>
+        <CardContent className="space-y-4">
+          <div className="flex items-center gap-4 mb-4">
+            <div className="h-16 w-16 rounded-full bg-primary/10 flex items-center justify-center">
+              <span className="text-lg font-bold text-primary">{user?.name?.split(" ").map(w => w[0]).join("").slice(0, 2).toUpperCase() ?? "??"}</span>
+            </div>
+          </div>
+          <div className="grid grid-cols-2 gap-4">
+            <div className="space-y-2"><Label>First Name</Label><Input value={firstName} onChange={e => setFirstName(e.target.value)} /></div>
+            <div className="space-y-2"><Label>Last Name</Label><Input value={lastName} onChange={e => setLastName(e.target.value)} /></div>
+          </div>
+          <div className="space-y-2"><Label>Email</Label><Input value={email} onChange={e => setEmail(e.target.value)} type="email" /></div>
+          <Button onClick={() => saveMutation.mutate()} disabled={saveMutation.isPending}>Save Changes</Button>
+        </CardContent>
+      </Card>
+
+      <Card>
+        <CardHeader><CardTitle className="text-lg">Change Password</CardTitle></CardHeader>
+        <CardContent className="space-y-4">
+          <div className="space-y-2"><Label>Current Password</Label><Input type="password" value={currentPw} onChange={e => setCurrentPw(e.target.value)} /></div>
+          <div className="space-y-2"><Label>New Password</Label><Input type="password" value={newPw} onChange={e => setNewPw(e.target.value)} /></div>
+          <div className="space-y-2"><Label>Confirm Password</Label><Input type="password" value={confirmPw} onChange={e => setConfirmPw(e.target.value)} /></div>
+          <Button disabled={pwMutation.isPending || !newPw || newPw !== confirmPw} onClick={() => pwMutation.mutate()}>Update Password</Button>
+          {newPw && confirmPw && newPw !== confirmPw && <p className="text-sm text-destructive">Passwords do not match</p>}
+        </CardContent>
+      </Card>
+    </div>
+  );
+}