added REST API and simple unit test - and compose starter, still WIP for integ test

docker-compose.yml

@@ -0,0 +1,30 @@
+version: '2'
+
+services:
+
+  redis:
+    container_name: "redis"
+    image: "redis"
+    ports:
+      - "6379:6379"
+    networks:
+      - testnet
+    restart: unless-stopped
+
+  app:
+    container_name: "hello"
+    depends_on:
+      - db
+    build:
+      context: .
+      dockerfile: ./docker/Dockerfile
+    ports:
+     - "3000:3000"
+    networks:
+      - testnet
+    restart: unless-stopped
+
+
+networks:
+  testnet:
+    driver: bridge