Temporarily replace with MySQL for stack creation

docker-compose.yml

@@ -1,30 +1,25 @@
 services:
-  postgres:
-    image: postgres:16
+  mysql:
+    image: mysql:8.0
+    container_name: mysql-db
     restart: unless-stopped
     environment:
-      POSTGRES_USER: postgres
-      POSTGRES_PASSWORD: your_secure_password_here
-      POSTGRES_DB: myapp
-      PGDATA: /var/lib/postgresql/data/pgdata
-    volumes:
-      - postgres_data:/var/lib/postgresql/data
+      MYSQL_ROOT_PASSWORD: rootpassword123
+      MYSQL_DATABASE: myapp
+      MYSQL_USER: appuser
+      MYSQL_PASSWORD: apppassword123
     ports:
-      - "5432:5432"
-
-  pgadmin:
-    image: dpage/pgadmin4:latest
-    restart: unless-stopped
-    environment:
-      PGADMIN_DEFAULT_EMAIL: admin@example.com
-      PGADMIN_DEFAULT_PASSWORD: admin_password_here
+      - "3306:3306"
     volumes:
-      - pgadmin_data:/var/lib/pgadmin
-    ports:
-      - "8080:80"
-    depends_on:
-      - postgres
+      - mysql_data:/var/lib/mysql
+      - ./mysql-init:/docker-entrypoint-initdb.d
+    networks:
+      - mysql-network
+    command: --default-authentication-plugin=mysql_native_password
 
 volumes:
-  postgres_data:
-  pgadmin_data:
+  mysql_data:
+
+networks:
+  mysql-network:
+    driver: bridge