saving connection log in DB, added Dispo stats

docker-compose.dev.yml

@@ -19,16 +19,6 @@ services:
       - postgres
     volumes:
       - ./grafana:/var/lib/grafana
-  pgadmin:
-    image: dpage/pgadmin4:latest
-    container_name: pgadmin
-    environment:
-      PGADMIN_DEFAULT_EMAIL: dev@var.de
-      PGADMIN_DEFAULT_PASSWORD: dev
-    ports:
-      - "8080:80"
-    depends_on:
-      - postgres
   redis:
     container_name: redis
     image: redis/redis-stack:latest
@@ -93,4 +83,4 @@ volumes:
   moodle_database:
   moodle_moodledata:
   redis_data:
-      driver: local
+    driver: local