Add github verification for SCR

This adds a github verification workflow for the scr component of felix
dev.

Author: Christoph Läubrich

.github/workflows/maven.yml

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+name: Github CI Build
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+
+concurrency:
+  group: ci-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  event_file:
+    name: "Upload Event File"
+    runs-on: ubuntu-latest
+    steps:
+    - name: Upload
+      uses: actions/upload-artifact@65462800fd760344b1a7b4382951275a0abb4808 # v4.3.3
+      with:
+        name: Event File
+        path: ${{ github.event_path }}
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up JDK 17
+      uses: actions/setup-java@v3
+      with:
+        java-version: '17'
+        distribution: 'temurin'
+        cache: maven
+    - name: Set up Maven
+      uses: stCarolas/setup-maven@d6af6abeda15e98926a57b5aa970a96bb37f97d1 # v5
+      with:
+        maven-version: 3.9.6
+    - name: Felix SCR
+      run: mvn -B -V -Dstyle.color=always --file scr/pom.xml clean verify
+    - name: Upload Test Results
+      if: always()
+      uses: actions/upload-artifact@65462800fd760344b1a7b4382951275a0abb4808 # v4.3.3
+      with:
+        name: test-results
+        if-no-files-found: warn
+        path: |
+          ${{ github.workspace }}/**/target/surefire-reports/*.xml
+          ${{ github.workspace }}/**/target/failsafe-reports/*.xml

.github/workflows/publishTestResults.yml

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+name: Publish Unit Test Results
+
+on:
+  workflow_run:
+    workflows: ["Github CI Build"]
+    types:
+      - completed
+permissions: {}
+
+jobs:
+  unit-test-results:
+    name: Unit Test Results
+    runs-on: ubuntu-latest
+    if: github.event.workflow_run.conclusion != 'skipped'
+
+    permissions:
+      checks: write
+      pull-requests: write
+      contents: read
+      issues: read
+      actions: read
+
+    steps:
+      - name: Download and Extract Artifacts
+        env:
+          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
+        run: |
+           mkdir -p artifacts && cd artifacts
+
+           artifacts_url=${{ github.event.workflow_run.artifacts_url }}
+
+           gh api "$artifacts_url" -q '.artifacts[] | [.name, .archive_download_url] | @tsv' | while read artifact
+           do
+             IFS=$'\t' read name url <<< "$artifact"
+             gh api $url > "$name.zip"
+             unzip -d "$name" "$name.zip"
+           done
+
+      - name: Publish Test Results
+        uses: EnricoMi/publish-unit-test-result-action@30eadd5010312f995f0d3b3cff7fe2984f69409e # v2.16.1
+        with:
+          commit: ${{ github.event.workflow_run.head_sha }}
+          event_file: artifacts/Event File/event.json
+          event_name: ${{ github.event.workflow_run.event }}
+          junit_files: "artifacts/**/*.xml"