Initial project upload

frontend/app/signup/page.tsx

@@ -0,0 +1,48 @@
+"use client";
+import { useState } from "react";
+import Link from "next/link";
+import { useRouter } from "next/navigation";
+import AuthShell, { Field } from "@/components/AuthShell";
+import { GoogleButton, OrDivider } from "@/components/GoogleAuth";
+import { api, setToken } from "@/lib/api";
+
+export default function Signup() {
+  const r = useRouter();
+  const [form, setForm] = useState({ name: "", email: "", password: "" });
+  const [err, setErr] = useState("");
+  const [loading, setLoading] = useState(false);
+
+  async function submit(e: React.FormEvent) {
+    e.preventDefault();
+    setErr(""); setLoading(true);
+    try {
+      const res = await api("/auth/signup", { method: "POST", body: JSON.stringify(form) });
+      setToken(res.access_token);
+      r.push(`/verify-email?email=${encodeURIComponent(form.email)}`);
+    } catch (e: any) {
+      setErr(typeof e.detail === "string" ? e.detail : "Signup failed");
+    } finally { setLoading(false); }
+  }
+
+  const set = (k: string) => (e: any) => setForm({ ...form, [k]: e.target.value });
+
+  return (
+    <AuthShell title="Sign up" subtitle="Create a free account">
+      <GoogleButton label="Sign up with Google" />
+      <OrDivider text="Or, sign up with your email" />
+      <form onSubmit={submit}>
+        <Field label="Full name" value={form.name} onChange={set("name")} required />
+        <Field label="Email" type="email" value={form.email} onChange={set("email")} required />
+        <Field label="Password" type="password" value={form.password} onChange={set("password")} required />
+        {err && <p className="text-sm text-rose-600 mb-3">{err}</p>}
+        <button disabled={loading}
+          className="w-full bg-brand-600 text-white py-3 rounded-full font-semibold disabled:opacity-60">
+          {loading ? "Creating..." : "Sign up"}
+        </button>
+      </form>
+      <p className="mt-5 text-sm text-center text-slate-500">
+        Already have an account? <Link href="/login" className="text-brand-600 font-semibold">Log In</Link>
+      </p>
+    </AuthShell>
+  );
+}