Update Dockerfile

Dockerfile

@@ -1,16 +1,6 @@
-# Sample Dockerfile
-
-# Indicates that the windowsservercore image will be used as the base image.
-FROM mcr.microsoft.com/windows/servercore:ltsc2019
-
-# Metadata indicating an image maintainer.
-LABEL maintainer="jshelton@contoso.com"
-
-# Uses dism.exe to install the IIS role.
-RUN dism.exe /online /enable-feature /all /featurename:iis-webserver /NoRestart
-
-# Creates an HTML file and adds content to this file.
-RUN echo "Hello World - Dockerfile" > c:\inetpub\wwwroot\index.html
-
-# Sets a command or process that will run each time a container is run from the new image.
-CMD [ "cmd" ]
+FROM node:alpine
+ENV PORT=7860
+# ENV UUID=d342d11e-d424-4583-b36e-524ab1f0afa4
+# EXPOSE 7860
+RUN npm i -g @3kmfi6hp/node-media-server
+CMD ["node-media-server"]