remove legacy backend stack and stale deployment docs after rebuild

docker-compose.yml

@@ -1,101 +1,21 @@
 services:
-  postgres:
-    image: postgres:16-alpine
-    restart: unless-stopped
-    environment:
-      POSTGRES_USER: ${POSTGRES_USER:-postgres}
-      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-postgres}
-      POSTGRES_DB: ${POSTGRES_DB:-fiscal}
-    volumes:
-      - postgres_data:/var/lib/postgresql/data
-    expose:
-      - '5432'
-    healthcheck:
-      test: ['CMD-SHELL', 'pg_isready -U ${POSTGRES_USER:-postgres} -d ${POSTGRES_DB:-fiscal}']
-      interval: 5s
-      timeout: 5s
-      retries: 10
-
-  backend:
-    build:
-      context: ./backend
-      dockerfile: Dockerfile
-    restart: unless-stopped
-    command: ['sh', '-c', 'bun run src/db/migrate.ts && bun run src/index.ts']
-    env_file:
-      - path: ./.env
-        required: false
-      - path: ../.env
-        required: false
-    environment:
-      DATABASE_URL: ${DATABASE_URL:-postgres://postgres:postgres@postgres:5432/fiscal}
-      PORT: ${PORT:-3001}
-      POSTGRES_HOST: postgres
-      FRONTEND_URL: ${FRONTEND_URL:-http://localhost:3000}
-      BETTER_AUTH_SECRET: ${BETTER_AUTH_SECRET:-local-dev-better-auth-secret-change-me}
-      BETTER_AUTH_BASE_URL: ${BETTER_AUTH_BASE_URL:-http://localhost:3001}
-      SEC_USER_AGENT: ${SEC_USER_AGENT:-Fiscal Clone <support@example.com>}
-      OPENCLAW_BASE_URL: ${OPENCLAW_BASE_URL:-}
-      OPENCLAW_API_KEY: ${OPENCLAW_API_KEY:-}
-      OPENCLAW_MODEL: ${OPENCLAW_MODEL:-zeroclaw}
-      TASK_HEARTBEAT_SECONDS: ${TASK_HEARTBEAT_SECONDS:-15}
-      TASK_STALE_SECONDS: ${TASK_STALE_SECONDS:-120}
-      TASK_MAX_ATTEMPTS: ${TASK_MAX_ATTEMPTS:-3}
-    expose:
-      - '3001'
-    depends_on:
-      postgres:
-        condition: service_healthy
-    healthcheck:
-      test: ['CMD-SHELL', 'wget -q --spider http://localhost:3001/api/health || exit 1']
-      interval: 30s
-      timeout: 10s
-      retries: 3
-
-  worker:
-    build:
-      context: ./backend
-      dockerfile: Dockerfile
-    restart: unless-stopped
-    command: ['sh', '-c', 'bun run src/db/migrate.ts && bun run src/worker.ts']
-    env_file:
-      - path: ./.env
-        required: false
-      - path: ../.env
-        required: false
-    environment:
-      DATABASE_URL: ${DATABASE_URL:-postgres://postgres:postgres@postgres:5432/fiscal}
-      PORT: ${PORT:-3001}
-      POSTGRES_HOST: postgres
-      FRONTEND_URL: ${FRONTEND_URL:-http://localhost:3000}
-      BETTER_AUTH_SECRET: ${BETTER_AUTH_SECRET:-local-dev-better-auth-secret-change-me}
-      BETTER_AUTH_BASE_URL: ${BETTER_AUTH_BASE_URL:-http://localhost:3001}
-      SEC_USER_AGENT: ${SEC_USER_AGENT:-Fiscal Clone <support@example.com>}
-      OPENCLAW_BASE_URL: ${OPENCLAW_BASE_URL:-}
-      OPENCLAW_API_KEY: ${OPENCLAW_API_KEY:-}
-      OPENCLAW_MODEL: ${OPENCLAW_MODEL:-zeroclaw}
-      TASK_HEARTBEAT_SECONDS: ${TASK_HEARTBEAT_SECONDS:-15}
-      TASK_STALE_SECONDS: ${TASK_STALE_SECONDS:-120}
-      TASK_MAX_ATTEMPTS: ${TASK_MAX_ATTEMPTS:-3}
-    depends_on:
-      postgres:
-        condition: service_healthy
-
-  frontend:
+  app:
     build:
       context: ./frontend
       dockerfile: Dockerfile
       args:
-        NEXT_PUBLIC_API_URL: ${NEXT_PUBLIC_API_URL:-http://localhost:3001}
+        NEXT_PUBLIC_API_URL: ${NEXT_PUBLIC_API_URL:-}
     restart: unless-stopped
+    env_file:
+      - path: ./.env
+        required: false
     environment:
       PORT: 3000
       HOSTNAME: 0.0.0.0
-      NEXT_PUBLIC_API_URL: ${NEXT_PUBLIC_API_URL:-http://localhost:3001}
-    expose:
-      - '3000'
-    depends_on:
-      - backend
-
-volumes:
-  postgres_data:
+      NEXT_PUBLIC_API_URL: ${NEXT_PUBLIC_API_URL:-}
+      OPENCLAW_BASE_URL: ${OPENCLAW_BASE_URL:-}
+      OPENCLAW_API_KEY: ${OPENCLAW_API_KEY:-}
+      OPENCLAW_MODEL: ${OPENCLAW_MODEL:-zeroclaw}
+      SEC_USER_AGENT: ${SEC_USER_AGENT:-Fiscal Clone <support@fiscal.local>}
+    ports:
+      - '3000:3000'