Use ports 1220/1221 for Redis/PostgreSQL to avoid host conflicts

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

docker-compose.prod.yml

@@ -1,22 +1,26 @@
-# Production Docker Compose — worker only
-# Uses host Redis + PostgreSQL (already running on server)
+# Production Docker Compose — worker + Redis + PostgreSQL
 # Apache/Nginx on host serves PHP + frontend files natively
+# Redis on 1220, PostgreSQL on 1221 to avoid host conflicts
 
 services:
   worker:
     build:
       context: .
       dockerfile: Dockerfile.worker
-    network_mode: host
     volumes:
       - ${WEB_DIR:-/var/www/html/pdf-accessibility}/uploads:/app/uploads
       - ${WEB_DIR:-/var/www/html/pdf-accessibility}/results:/app/results
       - ./logs:/app/logs
+    depends_on:
+      redis:
+        condition: service_healthy
+      postgres:
+        condition: service_healthy
     environment:
-      - REDIS_HOST=${REDIS_HOST:-127.0.0.1}
-      - REDIS_PORT=${REDIS_PORT:-6379}
-      - DB_HOST=${DB_HOST:-127.0.0.1}
-      - DB_PORT=${DB_PORT:-5432}
+      - REDIS_HOST=redis
+      - REDIS_PORT=6379
+      - DB_HOST=postgres
+      - DB_PORT=5432
       - DB_NAME=${DB_NAME:-pdf_checker}
       - DB_USER=${DB_USER:-pdf_checker}
       - DB_PASSWORD=${DB_PASSWORD:-dev_password}
@@ -25,3 +29,38 @@ services:
     deploy:
       replicas: ${WORKER_COUNT:-2}
     restart: unless-stopped
+
+  redis:
+    image: redis:7-alpine
+    ports:
+      - "127.0.0.1:1220:6379"
+    volumes:
+      - redis-data:/data
+    healthcheck:
+      test: ["CMD", "redis-cli", "ping"]
+      interval: 10s
+      timeout: 3s
+      retries: 3
+    restart: unless-stopped
+
+  postgres:
+    image: postgres:16-alpine
+    ports:
+      - "127.0.0.1:1221:5432"
+    volumes:
+      - pg-data:/var/lib/postgresql/data
+      - ./db/init.sql:/docker-entrypoint-initdb.d/init.sql
+    environment:
+      POSTGRES_DB: ${DB_NAME:-pdf_checker}
+      POSTGRES_USER: ${DB_USER:-pdf_checker}
+      POSTGRES_PASSWORD: ${DB_PASSWORD:-dev_password}
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U ${DB_USER:-pdf_checker}"]
+      interval: 10s
+      timeout: 3s
+      retries: 3
+    restart: unless-stopped
+
+volumes:
+  redis-data:
+  pg-data: