feat: prisma schema, groups API, deploy workflow

app/server/api/auth/google.post.ts

@@ -0,0 +1,85 @@
+import { generateToken } from '~/server/utils/auth'
+import { users } from '~/server/utils/db'
+
+interface FirebaseUser {
+  localId: string
+  email: string
+  displayName?: string
+  photoUrl?: string
+}
+
+export default defineEventHandler(async (event) => {
+  const body = await readBody(event)
+  const { idToken } = body
+
+  if (!idToken) {
+    throw createError({ statusCode: 400, message: 'Firebase ID token required' })
+  }
+
+  const config = useRuntimeConfig()
+  const apiKey = config.firebaseApiKey || config.public.firebaseApiKey
+
+  if (!apiKey) {
+    throw createError({ statusCode: 500, message: 'Firebase API key not configured' })
+  }
+
+  // Verify token via Firebase Auth REST API
+  const verifyRes = await $fetch<any>(
+    `https://identitytoolkit.googleapis.com/v1/accounts:lookup?key=${apiKey}`,
+    {
+      method: 'POST',
+      body: { idToken }
+    }
+  ).catch(() => null)
+
+  if (!verifyRes?.users?.[0]) {
+    throw createError({ statusCode: 401, message: 'Invalid Firebase token' })
+  }
+
+  const fbUser: FirebaseUser = verifyRes.users[0]
+
+  const email = fbUser.email
+  const existing = users.get(email)
+
+  let role = 'user'
+  let userId = fbUser.localId
+
+  if (existing) {
+    // Update existing
+    users.set(email, {
+      ...existing,
+      id: userId,
+      email,
+      username: fbUser.displayName || email.split('@')[0]
+    })
+    role = existing.role || 'user'
+  } else {
+    // Create new user
+    users.set(email, {
+      id: userId,
+      email,
+      username: fbUser.displayName || email.split('@')[0],
+      password: 'firebase-managed',
+      role: 'user'
+    })
+  }
+
+  const token = generateToken({
+    id: userId,
+    email,
+    username: fbUser.displayName || email.split('@')[0],
+    role
+  })
+
+  return {
+    message: 'Google sign-in successful',
+    token,
+    user: {
+      id: userId,
+      email,
+      username: fbUser.displayName || email.split('@')[0],
+      role,
+      photoUrl: fbUser.photoUrl
+    }
+  }
+})