feat: update Guidelines

src/postgres/docker-compose.yaml

@@ -1,24 +1,21 @@
 x-default: &default
   restart: unless-stopped
-  volumes:
-    - &localtime /etc/localtime:/etc/localtime:ro
-    - &timezone /etc/timezone:/etc/timezone:ro
   logging:
     driver: json-file
     options:
       max-size: 100m
+      max-file: "3"
 
 services:
   postgres:
     <<: *default
     image: postgres:${POSTGRES_VERSION:-17.6}
     environment:
+      TZ: ${TZ:-UTC}
       POSTGRES_USER: ${POSTGRES_USER:-postgres}
       POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-postgres}
       POSTGRES_DB: ${POSTGRES_DB:-postgres}
     volumes:
-      - *localtime
-      - *timezone
       - postgres_data:/var/lib/postgresql/data
 
       # Initialize the database with a custom SQL script
@@ -28,11 +25,17 @@ services:
     deploy:
       resources:
         limits:
-          cpus: '1.0'
-          memory: 1G
+          cpus: '2.0'
+          memory: 2G
         reservations:
           cpus: '0.5'
           memory: 512M
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U $$POSTGRES_USER -d $$POSTGRES_DB"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 30s
 
 volumes:
   postgres_data: