feat: prisma schema, groups API, deploy workflow

app/server/api/users/[id]/activity.get.ts

@@ -0,0 +1,17 @@
+import { activities } from '~/server/utils/db'
+
+export default defineEventHandler(async (event) => {
+  const userId = getRouterParam(event, 'id')
+
+  if (!userId) {
+    throw createError({ statusCode: 400, message: 'User ID is required' })
+  }
+
+  // Get user's recent activities
+  const userActivities = Array.from(activities.values())
+    .filter(activity => activity.userId === userId)
+    .sort((a, b) => new Date(b.timestamp).getTime() - new Date(a.timestamp).getTime())
+    .slice(0, 50) // Limit to 50 most recent
+
+  return { activities: userActivities }
+})