* 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/build-on-push.yml

@@ -0,0 +1,18 @@
+name: Build on push
+on: push
+concurrency:
+  group: "${{ github.workflow }}-${{ github.ref }}"
+  cancel-in-progress: true
+
+jobs:
+  build:
+    name: Build
+    uses: ./.github/workflows/reusable-build.yml
+    secrets: inherit
+    permissions:
+      contents: read
+      actions: read
+      checks: write
+    with:
+      COMMIT_ID: ${{ github.ref }}
+      FOR_RELEASE: false