Restore original PostgreSQL content

docker-compose.yml

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