| How to install the Appengine SDK to the Maven local repository? |
| Note that this needs to be done only once. |
| $ mvn gae:unpack |
| Note that you don't need to manually download any SDK. |
| |
| How to generate the WAR? |
| $ mvn package |
| $ mvn war:war |
| Note that this must be done before running the webapp locally and before |
| deploying it to Appengine. |
| |
| How to run the webapp locally? |
| $ mvn gae:run |
| |
| How to deploy the webapp to Appengine? |
| $ mvn gae:update |
| |
| If you have made any changes to the code or pom.xml file of demo here, |
| you may need to run Maven commands like ```mvn clean install -U``` |
| (especially one hierarchy above i.e at java/ folder) to resolve any |
| dependency issues w.r.t new developement version. |
