feat: enabled option, 3 demo app variants, conditional Gradle plugin application, deintegrate OTLP exporter wrapper#6

artus9033 merged 8 commits intomaincallstackincubator/ottrelite:mainfrom

feat/deintegrate-otlp-exportercallstackincubator/ottrelite:feat/deintegrate-otlp-exporterCopy head branch name to clipboard