Merge pull request #198 from GeoNet/uses3registryHeader

feat: install dependencies from npm/s3

Author: sue-h-gns

ui/dev_server/.gitignore

@@ -1,2 +1,3 @@
 dev_server
 assets/local
+node_modules

ui/dev_server/README.md

@@ -8,10 +8,10 @@ Dev Server is a simple HTTP server with a page for each UI fragment that can be
 
 ## Instructions
 
-Run `./copy.sh && go build && ./dev_server`
+Run `./install.sh && go build && ./dev_server`
 
-The `copy` script copies assets from the UI packages into the Dev Server's `assets/local` folder. Add any new files
+The `install` script installs third party node dependencies, and copies these assets and the assets from the UI packages into the Dev Server's `assets/local` folder. Add any new files
 that are needed for the UI fragments to this script, as well as the wrapper HTML in `server.go`
 
 Then in the browser navigate to, for example:
-`localhost:8080/geonetfooter`
+`localhost:8080/geonetfooter`