Added Docker support

Dockerfile

@@ -0,0 +1,23 @@
+FROM node:8-alpine
+
+ENV APPLE_MUSIC_TOKEN=""
+
+EXPOSE 5000
+
+ADD . /code
+
+WORKDIR /code
+
+RUN npm install
+
+RUN npm install -g serve @angular/cli
+
+RUN apk add --update bash sed && rm -rf /var/cache/apk/*
+
+RUN chmod u+x build.sh run.sh
+
+RUN ng build --prod --aot
+
+RUN cd ./dist/apple-music-web-player && ls -la
+
+CMD ["/bin/bash","/code/run.sh"]

README.md

@@ -12,3 +12,24 @@ A Progressive Web App for Apple Music built with Angular, Angular Material, and
 Replace `APPLE_MUSIC_TOKEN` in [`environment.ts`](src/environments/environment.ts) with your own [developer token](https://developer.apple.com/documentation/applemusicapi/getting_keys_and_creating_tokens).
 
 Run `ng serve --aot` for a dev server. Navigate to `http://localhost:4200/`. The app will automatically reload if you change any of the source files.
+
+
+## Running With Docker
+
+First you must install [Docker CE](https://docs.docker.com/install/) at least version 16.04.
+
+Then you must build your image running inside the app folder the following CMD:
+
+```bash
+docker build -t applemusicplayer:latest .
+```
+
+To run the app just type: 
+
+```bash
+docker run -p 5000:5000 -d -e APPLE_MUSIC_TOKEN="<YOUR_TOKEN>" applemusicplayer:latest
+```
+
+This command will start a web server running at http://localhost:5000
+
+NOTE: please replace `<YOUR_TOKEN>` with your token for [MusicKit JS](https://developer.apple.com/documentation/musickitjs).

run.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+echo "Token: $APPLE_MUSIC_TOKEN"
+
+sed -i "/onFetch(event) {/,/const req = event.request;/c onFetch(event){const req=event.request;const whitelist=['apple'];if(whitelist.some(word=>req.url.toLowerCase().includes(word.toLowerCase()))){return}" ./dist/apple-music-web-player/ngsw-worker.js
+sed -i "s/APPLE_MUSIC_TOKEN/$APPLE_MUSIC_TOKEN/" ./dist/apple-music-web-player/main.*.js
+
+serve -l tcp://0.0.0.0:5000