almost done

.gitignore

@@ -59,3 +59,6 @@ typings/
 
 # next.js build output
 .next
+
+# TS dist folder
+dist/

Dockerfile

@@ -1,5 +1,5 @@
-# use Node.js version 9
-FROM node:9
+# use Node.js version latest
+FROM node
 
 # create app folder in the container (not the host)
 RUN mkdir -p /app       
@@ -8,7 +8,10 @@ RUN mkdir -p /app
 WORKDIR /app
 
 # copies everything from the current directory into the /app folder inside the container (COPY <host_dir> <container_dir>)
-COPY . /app             
+COPY package.json /app
 
 # runs "npm install" command inside the container
-RUN ["npm", "install"] 
+RUN ["npm", "install"]
+
+# copy the node_modules and the rest of the files into /app
+COPY . /app

docker-compose.yml

@@ -0,0 +1,10 @@
+version: "3"          # use version Compose version 3
+services:             # our services 
+  api:
+    image: node       # use latest node image
+    working_dir: /app # set the working directory to /app
+    volumes:          # volumes are there to let us persist data when containers are exited
+      - .:/app        # bind a current directory of the host to the /app directory in the container
+    ports:
+      - 3000:3000     # bind port 3000 on host to port 3000 on container
+    command: "npm run build-and-start"