* Changed groupId from com.github.cowwoc.requirements to io.github.cowwoc.requirements

* Renamed module and package names from requirements11 to requirements12.
* Added checkstyle checks.
* Configured pmd to also run on tests.

Author: cowwoc

.github/workflows/deploy_to_maven_central.yml

@@ -156,7 +156,8 @@ jobs:
           VERSION=${{ needs.tag-release.outputs.VERSION }}
           rm -rf docs/api/${VERSION}
           mkdir --parents docs/api/${VERSION}
-          mv bundles/requirements-bundle/work/requirements/requirements/docs/api/${VERSION} docs/api/${VERSION}
+          mv bundles/requirements-bundle/work/requirements.java/requirements.java/docs/api/${VERSION} \
+            docs/api/${VERSION}
           rm -rf bundles
 
           # Sign and generate checksums for all JAR and POM files