Translate to monolithic architecture

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

backend/docker-compose.yml

@@ -0,0 +1,9 @@
+services:
+  backend:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    hostname: backend
+    restart: unless-stopped
+    ports:
+      - 7878:7878