chore: add container healthchecks and dependency conditions to docker-compose services

docker-compose.yml

@@ -7,10 +7,14 @@ services:
     image: truncgil-finance-app:latest
     container_name: truncgil-finance-app
     restart: always
+    stop_grace_period: 1m
     volumes:
       - .:/var/www
     networks:
       - app-network
+    depends_on:
+      db:
+        condition: service_healthy
 
   web:
     image: nginx:alpine
@@ -23,11 +27,14 @@ services:
       - ./nginx/default.conf:/etc/nginx/conf.d/default.conf
     networks:
       - app-network
+    depends_on:
+      - app
 
   db:
     image: mysql:8.0
     container_name: truncgil-finance-db
     restart: unless-stopped
+    stop_grace_period: 2m
     environment:
       MYSQL_ROOT_PASSWORD: root
       MYSQL_DATABASE: truncgil_finance
@@ -39,6 +46,12 @@ services:
       - app-network
     ports:
       - "3308:3306"
+    healthcheck:
+      test: ["CMD-SHELL", "mysqladmin ping -h localhost -u root -proot"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+      start_period: 10s
 
 networks:
   app-network: