Simplify CI-PR (#570)

Removed checks for changed modules and ensure the build scripts works in the absence of credentials.
This changes the distribution to use liberica since it properly detects the latest patch version of the distribution.

See #550

.github/workflows/ci-pr.yml

@@ -7,10 +7,16 @@ env:
   MAIN_PATH: 'build-dir'
   GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
   MAVEN_THREADS: 'false'
+  BUILD_NAME: 'stream-applications-${{ github.ref_name }}'
+  BUILD_NUMBER: ${{ github.run_id }}-${{ github.run_number }}-${{ github.run_attempt }}
+  ARTIFACTORY_USERNAME: 'anonymous'
+  ARTIFACTORY_PASSWORD: 'anonymous'
+  SKIP_DEPLOY: 'true'
+
 jobs:
   build:
     if: github.repository == 'spring-cloud/stream-applications'
-    runs-on: ubuntu-latest
+    runs-on: ubuntu22-8-32-OSS
     steps:
       - name: 'Configure: checkout stream-applications@${{ github.ref_name }}'
         uses: actions/checkout@v3
@@ -26,18 +32,10 @@ jobs:
         shell: bash
         run: find . -type f -name "*.sh" -exec chmod a+x '{}' \;
       - name: 'Configure: Install Java'
-        if: ${{ github.base_ref != 'main' }}
-        uses: actions/setup-java@v1
+        uses: actions/setup-java@v4
         with:
-          java-version: ${{ needs.parameters.outputs.jdk_build }}
-      - name: 'Configure: Install GraalVM'
-        if: ${{ github.base_ref == 'main' }}
-        uses: graalvm/setup-graalvm@v1
-        with:
-          version: 'latest'
           java-version: '17'
-          components: 'js'
-          github-token: ${{ secrets.GITHUB_TOKEN }}
+          distribution: 'liberica'
       - name: 'Configure: cache for maven dependencies'
         uses: actions/cache@v3
         with:
@@ -49,51 +47,18 @@ jobs:
             maven-repo-
       - name: 'Configure: Install xsltproc'
         uses: ./.github/actions/install-xsltproc
-      - name: 'Action: verify changed modules'
+      - name: 'Action: Build Core'
         shell: bash
         env:
           VERBOSE: ${{ github.debug && 'true' || '' }}
         run: |
-          PR=$(echo "${{ github.ref_name }}" | grep -o '[[:digit:]]*')
-          echo "Checking out pull request #$PR"
-          gh pr checkout $PR
-          BUILD_DIR=$(realpath $MAIN_PATH)
-          echo "Changed files:"
-          gh pr diff --name-only
-          CHANGED=$(gh pr diff --name-only)
-          $BUILD_DIR/scripts/determine-modules-changed.sh "$CHANGED"
-          MODULES=$(jq '.[]' modules.json | sed 's/\"//g')
-          FOLDERS=
-          ROOT_MODULES=
-          if [ "$MAVEN_THREADS" = "true" ]; then
-            MVN_THR="-T 0.5C"
-          else
-            MVN_THR=
-          fi
-          MAVEN_OPTS="-s $BUILD_DIR/.settings.xml -B -U $MVN_THR"
-          echo "VERBOSE=$VERBOSE"
-          if [ "$VERBOSE" = "true" ]; then
-            MAVEN_OPTS="-X $MAVEN_OPTS"
-          fi
-          for module in $MODULES; do
-            if [ "$FOLDERS" = "" ]; then
-              FOLDERS="$module"
-            else
-              FOLDERS="$FOLDERS,$module"
-            fi
-          done
-          set +e
-          if [ "$FOLDERS" != "" ]; then
-            echo "::notice::install $FOLDERS and dependents"
-            echo "::debug::MAVEN:./mvnw $MAVEN_OPTS -amd -pl $FOLDERS install"
-            ./mvnw $MAVEN_OPTS -amd -pl $FOLDERS install
-            RC=$?
-            if ((RC!=0)); then
-              exit $RC
-            fi
-          fi
-      - name: 'Configure: Install Trivy'
-        uses: ./.github/actions/install-trivy
+          ./build-core.sh "-T 1C package -Psnapshot"
+      - name: 'Action: Build Apps'
+        shell: bash
+        env:
+          VERBOSE: ${{ github.debug && 'true' || '' }}
+        run: |
+          ./build-apps.sh "-T 1C package -Psnapshot"
       - name: 'Upload: Error logs'
         if: ${{ failure() }}
         uses: actions/upload-artifact@v3