Use the Dialog Conversion tool.

You ARE allowed to post data in AEM. Typically posted data is sent to a Server (ie - a Servlet).

Are you trying to use JSON-LD scripts at the component level?

AEM does not support template inheritance like other CMS systems do.

Did you use this:You can run the AEM application from IntelliJ. To run the application, you have start AEM in debug mode by using the following command from the folder where the AEM quick start is located:java -Xmx512m -Xdebug -Xrunjdwp:transport=dt_socket,server=y,address=30303,suspend=n -jar cq5-a...

This is not a specific AEM OOTB use case. You need to write a custom service perhaps using Java/OSGi bundle: https://www.vogella.com/tutorials/RSSFeed/article.html AEM is a development stack and you can pretty much use Java to make develop solutions to meet your business requirements.

If the package contains only assets and content - that should be ok. If the package contains Java code - then no - the APIs will be outdated.

Did you follow all of the details here? Apache Sling :: Content Distribution (org.apache.sling.distribution)

If you experience that using the code in GitHub - i would log a bug.

I do not believe there is docs for this specific use case.