Add healthcheck for MariaDB and wait condition for app

docker-compose.yml

@@ -6,15 +6,23 @@ services:
     container_name: mariadb
     network_mode: "host" # Consider changing this to bridge networking later for better isolation
     environment:
-      MYSQL_ROOT_PASSWORD: comsc
+      MYSQL_ROOT_PASSWORD: comsc # Ensure this is set
       MYSQL_DATABASE: healthcare
     volumes:
       # Mount the directory containing 01_schema.sql and 02_data.sql
       - ./src/main/resources:/docker-entrypoint-initdb.d
+    # --- BEGIN HEALTHCHECK ---
+    healthcheck:
+      test: ["CMD", "mariadb-admin", "ping", "-h", "localhost", "-u", "root", "-p${MYSQL_ROOT_PASSWORD}"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+      start_period: 30s # Give it 30s to initialize before starting checks
+    # --- END HEALTHCHECK ---
 
   healthcare_01:
     build:
-      context: .
+      context: . # Added context back
       dockerfile: Dockerfile
     container_name: healthcare_01
     network_mode: "host"
@@ -25,4 +33,7 @@ services:
       - SPRING_DATASOURCE_USERNAME=root # You need to specify the username
       - SPRING_DATASOURCE_PASSWORD=comsc
     depends_on:
-      - mariadb # Make sure the app waits for the db
+      # --- MODIFIED depends_on ---
+      mariadb:
+        condition: service_healthy # Wait for the healthcheck to pass
+      # --- END MODIFIED depends_on ---