Add Node debugging

and simplify Compose file

result-app/.vscode/launch.json

@@ -0,0 +1,18 @@
+{
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Attach",
+            "type": "node",
+            "request": "attach",
+            "port": 5858,
+            "address": "localhost",
+            "restart": true,
+            "sourceMaps": false,
+            "outDir": null,
+            "localRoot": "${workspaceRoot}",
+            "remoteRoot": "/app",
+            "timeout": 10000
+        }
+    ]
+}

result-app/Dockerfile

@@ -2,6 +2,7 @@ FROM node:5.11.0-slim
 
 WORKDIR /app
 
+RUN npm install -g nodemon
 ADD package.json /app/package.json
 RUN npm config set registry http://registry.npmjs.org
 RUN npm install && npm ls