Revert "Enable push checks"

This reverts commit b097771.

.github/workflows/ci.yaml

@@ -1,7 +1,7 @@
 name: CI
 
 # base_ref / head_reaf are only available in PRs
-on: [pull_request, push]
+on: [pull_request]
 
 jobs:
   dsl_ci:
@@ -12,18 +12,39 @@ jobs:
         uses: actions/checkout@v3
         with:
           fetch-depth: 0
+      - name: Idenfify files changed in this PR
+        id: files
+        run: |
+            git diff --name-only origin/${{ github.base_ref }}...origin/${{ github.head_ref }}
+            echo "changed-files=$(git diff --name-only origin/${{ github.base_ref }}...origin/${{ github.head_ref }}| tr '\n' ' ')"  >> $GITHUB_OUTPUT
+      - name: Run testing on changed config files
+        id: dsl_check
+        run: |
+          for changed_file in ${{ steps.files.outputs.changed-files }}; do
+            if [[ ${changed_file} != ${changed_file/dsl\/*} ]]; then
+              echo "+ Detected at leat one config file: ${changed_file}."
+              echo "run_job=true" >> $GITHUB_OUTPUT
+              break
+            else
+              echo "run_job=false" >> $GITHUB_OUTPUT
+            fi
+          done
       - name: Checkout
+        if: steps.dsl_check.outputs.run_job == 'true'
         uses: actions/checkout@v3
         with:
           fetch-depth: 2
       - uses: actions/setup-java@v3
+        if: steps.dsl_check.outputs.run_job == 'true'
         with:
           distribution: 'temurin'
           java-version: '11'
       - name: Download and setup job dsl jar
+        if: steps.dsl_check.outputs.run_job == 'true'
         run: ./jenkins-scripts/dsl/tools/setup_local_generation.bash
 
       - name: Generate all DSL files
+        if: steps.dsl_check.outputs.run_job == 'true'
         run: |
           # simulate token for brew_release
           sudo mkdir -p /var/lib/jenkins/ && sudo touch /var/lib/jenkins/remote_token
@@ -35,6 +56,7 @@ jobs:
           mv *.xml /tmp/pr_xml_configuration/
           mv *.txt /tmp/pr_log_generated/
       - name: Generate master DSL files
+        if: steps.dsl_check.outputs.run_job == 'true'
         run: |
           git clean -f -e jobdsl.jar
           git checkout master
@@ -44,22 +66,26 @@ jobs:
           mv *.xml /tmp/current_xml_configuration/
           mv *.txt /tmp/current_log_generated/ || true
       - name: Generating diffs
+        if: steps.dsl_check.outputs.run_job == 'true'
         run: |
           # somehow the Jenkins views changed the portlet_ id on every run.
           diff -qr -I '.*<id>dashboard_portlet_.*</id>.*' /tmp/current_xml_configuration /tmp/pr_xml_configuration > /tmp/xml_config_files_changed.diff || true
           diff -ur -I '.*<id>dashboard_portlet_.*</id>.*' /tmp/current_xml_configuration /tmp/pr_xml_configuration > /tmp/xml_config_content_changed.diff || true
           diff -ur /tmp/current_log_generated /tmp/pr_log_generated > /tmp/log_content_changed.diff || true
       - name: Archive files changes
+        if: steps.dsl_check.outputs.run_job == 'true'
         uses: actions/upload-artifact@v3
         with:
           name: xml_config_files_changed
           path: /tmp/xml_config_files_changed.diff
       - name: Archive content changes
+        if: steps.dsl_check.outputs.run_job == 'true'
         uses: actions/upload-artifact@v3
         with:
           name: xml_config_content_changed
           path: /tmp/xml_config_content_changed.diff
       - name: Archive log changes
+        if: steps.dsl_check.outputs.run_job == 'true'
         uses: actions/upload-artifact@v3
         with:
           name: log_content_changed