fix(docker): manage local postgres in default compose

docker-compose.postgres.yml

@@ -1,36 +1,4 @@
-services:
-  main:
-    depends_on:
-      postgres:
-        condition: service_healthy
-    environment:
-      POSTGRES_HOST: postgres
-      POSTGRES_PORT: "5432"
-      POSTGRES_DB: "${POSTGRES_DB:-x_financial}"
-      POSTGRES_USER: "${POSTGRES_USER:-x_financial}"
-      POSTGRES_PASSWORD: "${POSTGRES_PASSWORD:-x_financial}"
-      DATABASE_URL: "postgresql+psycopg://${POSTGRES_USER:-x_financial}:${POSTGRES_PASSWORD:-x_financial}@postgres:5432/${POSTGRES_DB:-x_financial}"
-
-  postgres:
-    image: pgvector/pgvector:pg17
-    container_name: x-financial-postgres
-    restart: unless-stopped
-    environment:
-      POSTGRES_DB: "${POSTGRES_DB:-x_financial}"
-      POSTGRES_USER: "${POSTGRES_USER:-x_financial}"
-      POSTGRES_PASSWORD: "${POSTGRES_PASSWORD:-x_financial}"
-    ports:
-      - "${POSTGRES_HOST_PORT:-55432}:5432"
-    volumes:
-      - postgres-data:/var/lib/postgresql/data
-    healthcheck:
-      test: ["CMD-SHELL", "pg_isready -U \"$${POSTGRES_USER}\" -d \"$${POSTGRES_DB}\""]
-      interval: 15s
-      timeout: 5s
-      retries: 10
-      start_period: 30s
-    networks:
-      - financial-internal
-
-volumes:
-  postgres-data:
+# PostgreSQL 已并入默认 docker-compose.yml。
+# 保留此空覆盖文件，兼容历史启动命令：
+# docker compose -f docker-compose.yml -f docker-compose.postgres.yml up -d
+services: {}