Project Structure
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the web application
src - all source code
	main/java - backend java source code
	main/webapp/assets - static sources including css, javascript, and image files
	main/webapp/WEB-INF/views - template sources that generic dynamic views
	test/ - test code
	
To build a deployable web app archive (.war):
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./gradlew build
See build/libs/webapp-gradle.war

To run the web app:
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./gradlew jettyRun
Point your preferred web browser at http://localhost:8080/webapp-gradle