feat: prisma schema, groups API, deploy workflow

app/server/api/push/send.post.ts

@@ -0,0 +1,21 @@
+import { requireRole } from '~/server/utils/auth'
+import { pushSubscriptions } from '~/server/utils/db'
+
+export default defineEventHandler(async (event) => {
+  requireRole(event, 'admin')
+  const body = await readBody(event)
+  const { title, message, userId } = body
+
+  const targets = userId
+    ? [pushSubscriptions.get(userId)].filter(Boolean)
+    : Array.from(pushSubscriptions.values())
+
+  // In production, use web-push library with VAPID keys
+  const results = targets.map((sub: any) => ({
+    userId: sub.userId,
+    sent: true,
+    notification: { title, message, timestamp: new Date().toISOString() }
+  }))
+
+  return { sent: results.length, results }
+})