Portal backend: Facebook OAuth, social features, portal comments

- Facebook Login OAuth (meta-web auth service + routes)
- Account linking (merge Quest metaId + Facebook facebookId)
- User profile updates (bio, isPublic, displayName)
- Social endpoints: follow/unfollow, feed (trending/following/recent), likes
- Portal comments via WebSocket (subscribe_portal, send_portal_comment)
- Prisma migration: Follow, Like models, facebookId/bio/isPublic on User
- Provider OAuth source=web redirect support for portal callbacks
- Docker compose portal service, CORS multi-origin support

docker-compose.yml

@@ -12,8 +12,26 @@ services:
     environment:
       - DATABASE_URL=file:/app/data/lck.db
     healthcheck:
-      test: ["CMD", "wget", "-qO-", "http://localhost:3000/health"]
+      test: ["CMD", "wget", "-qO-", "http://127.0.0.1:3000/health"]
       interval: 30s
       timeout: 5s
       retries: 3
       start_period: 10s
+
+  portal:
+    build:
+      context: ../lck-control-portal
+      dockerfile: Dockerfile
+    container_name: lck-control-portal
+    restart: unless-stopped
+    ports:
+      - "3200:3000"
+    environment:
+      - NEXT_PUBLIC_API_URL=https://lck.omigame.dev
+      - HOSTNAME=0.0.0.0
+    healthcheck:
+      test: ["CMD", "wget", "-qO-", "http://127.0.0.1:3000"]
+      interval: 30s
+      timeout: 5s
+      retries: 3
+      start_period: 15s