diff --git a/.github/workflows/ci-test.yml b/.github/workflows/ci-test.yml
new file mode 100644
index 00000000..5bcfc1e6
--- /dev/null
+++ b/.github/workflows/ci-test.yml
@@ -0,0 +1,38 @@
+name: 'CI - PR'
+
+on:
+  workflow_dispatch:
+
+env:
+  MAIN_PATH: 'build-dir'
+  GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+  MAVEN_THREADS: 'false'
+jobs:
+  build:
+    if: github.repository == 'spring-cloud/stream-applications'
+    runs-on: ubuntu22-8-32-OSS
+    steps:
+      - name: 'Configure: checkout stream-applications@${{ github.ref_name }}'
+        uses: actions/checkout@v3
+      - name: 'Configure: checkout stream-applications@main'
+        id: checkout-main
+        uses: actions/checkout@v3
+        with:
+          ref: 'main'
+          path: ${{ env.MAIN_PATH }}
+      - name: 'Configure: Install gh cli'
+        uses: ./.github/actions/install-gh
+      - name: 'Configure: Ensure scripts are executable'
+        shell: bash
+        run: find . -type f -name "*.sh" -exec chmod a+x '{}' \;
+      - name: 'Configure: Install Java'
+        uses: actions/setup-java@v4
+        with:
+          java-version: '17'
+          distribution: graalvm
+      - name: 'Action: Build Core'
+        shell: bash
+        env:
+          VERBOSE: ${{ github.debug && 'true' || '' }}
+        run: |
+          ./build-core.sh "-T 1C package -Psnapshot"
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