feat: add DB through Docker Compose

docker-compose.yml

@@ -0,0 +1,20 @@
+services:
+  db:
+    image: postgres
+    restart: always
+    ports:
+      - 5050:5432
+    volumes:
+      - ./data:/var/lib/postgresql/data
+    environment:
+      POSTGRES_USER: ${DB_USER:-admin}
+      POSTGRES_PASSWORD: ${DB_PASSWORD}
+      POSTGRES_DB: ${DB_DB:-drp}
+
+  adminer:
+    image: adminer
+    restart: always
+    depends_on: 
+      - db
+    ports:
+      - 8100:8080