Untested dockerfile and compose

ref #1

docker-compose.yml

@@ -0,0 +1,19 @@
+version: "3"
+services:
+  backend_server:
+    build: .
+    ports:
+      - 4010:4010
+    environment:
+      DB_TYPE: postgres
+      DB_HOST: backend_db
+      DB_PORT: 5432 
+      DB_USER: lfk
+      DB_PASSWORD: changeme
+      DB_NAME: lfk
+  backend_db:
+    image: postgres:11-alpine
+    environment:
+      POSTGRES_DB: lfk
+      POSTGRES_PASSWORD: changeme
+      POSTGRES_USER: lfk