change default port to 3000

Author: Sebastian Boolean

README.md

@@ -1,8 +1,10 @@
 # vue-cli-plugin-docker-nginx
 
-> vue-cli-plugin that adds a minimal docker deployment using a nginx server to serve your static files
+> having a node container running an express server seemed kind of overkill for serving a built vue-app
 
-## Installation
+This is a vue-cli-plugin that adds a minimal docker deployment (**~19MB** + static files) using nginx to serve your vue-app
+
+### Installation
 
 ```
 vue add vue-cli-plygin-docker-nginx
@@ -16,7 +18,13 @@ This will automatically add all the files needed to your existing vue-cli projec
 npm run docker
 ```
 
-This will build a docker container and run it on a free port. Please make sure to have [docker](https://docs.docker.com/install/) installed and running on your machine.
+This will build a docker container and run it on port `3000`. If you want to run it on different port change the run script in your `package.json` to
+
+```
+  "docker": "docker build . -t vue-app && docker run -d -p <PORT>:80 vue-app"
+```
+
+Please make sure to have [docker](https://docs.docker.com/install/) installed and running on your machine.
 
 ### Tweak nginx config
 

generator.js

@@ -1,7 +1,7 @@
 module.exports = api => {
   api.extendPackage({
     scripts: {
-      docker: 'docker build . -t vue-app && docker run -d -p:80 vue-app',
+      docker: 'docker build . -t vue-app && docker run -d -p 3000:80 vue-app',
     },
   });
   api.render('./template');