feat: add prisma support, admin panel and auth

app/lib/auth.ts

@@ -0,0 +1,39 @@
+import { SignJWT, jwtVerify } from 'jose';
+import { cookies } from 'next/headers';
+import { NextRequest, NextResponse } from 'next/server';
+
+const secretKey = process.env.JWT_SECRET || 'fallback_secret';
+const key = new TextEncoder().encode(secretKey);
+
+export async function encrypt(payload: any) {
+  return await new SignJWT(payload)
+    .setProtectedHeader({ alg: 'HS256' })
+    .setIssuedAt()
+    .setExpirationTime('2h')
+    .sign(key);
+}
+
+export async function decrypt(input: string): Promise<any> {
+  const { payload } = await jwtVerify(input, key, {
+    algorithms: ['HS256'],
+  });
+  return payload;
+}
+
+export async function login(formData: FormData) {
+  // Real login logic will be in a server action, this is just for session management
+}
+
+export async function logout() {
+  (await cookies()).set('session', '', { expires: new Date(0) });
+}
+
+export async function getSession() {
+  const session = (await cookies()).get('session')?.value;
+  if (!session) return null;
+  try {
+    return await decrypt(session);
+  } catch (e) {
+    return null;
+  }
+}