Add dependabot, code coverage

Author: cowtowncoder

.github/dependabot.yml

@@ -0,0 +1,10 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "monthly"
+    groups:
+      github-actions:
+        patterns:
+          - "*"

.github/workflows/main.yml

@@ -32,3 +32,13 @@ jobs:
         server-password: CI_DEPLOY_PASSWORD
     - name: Build
       run: ./mvnw -B -q -ff -ntp verify
+    - name: Generate code coverage
+      if: ${{ github.event_name != 'pull_request' && matrix.java_version == '8' }}
+      run: ./mvnw -B -q -ff -ntp test
+    - name: Publish code coverage
+      if: ${{ github.event_name != 'pull_request' && matrix.java_version == '8' }}
+      uses: codecov/codecov-action@5a1091511ad55cbe89839c7260b706298ca349f7 # v5.5.1
+      with:
+        token: ${{ secrets.CODECOV_TOKEN }}
+        files: ./target/site/jacoco/jacoco.xml
+        flags: unittests