replace adminer with pgadmin

docker-compose.yml

@@ -9,13 +9,17 @@ services:
         env_file: ./.env #Here we are using the already existing .env file
         ports:
             - "5432:5432"
-    admin:
-        image: adminer
-        restart: unless-stopped
-        depends_on:
-            - db
-        ports:
-            - 8080:8080
+    pga:
+        image: dpage/pgadmin4
+        environment:
+            PGADMIN_DEFAULT_EMAIL: root@localhost.localdomain
+            PGADMIN_DEFAULT_PASSWORD: secret
+            PGADMIN_DISABLE_POSTFIX: "true"
+            PGADMIN_CONFIG_SERVER_MODE: "False"
+        network_mode: host
+        volumes:
+            - pgadmin:/var/lib/pgadmin
 
 volumes:
     data:
+    pgadmin: