add pr title check

.github/workflows/pr-title-check.yaml

@@ -0,0 +1,35 @@
+name: PR Title Check
+
+on:
+  pull_request:
+    types: [opened, edited, reopened, synchronize]
+
+jobs:
+  title-check:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Check out repository
+      uses: actions/checkout@v3
+
+    - name: Check if PR is internal
+      id: check_internal
+      run: |
+        if [[ "${{ github.event.pull_request.head.repo.full_name }}" == "${{ github.repository }}" ]]; then
+          echo "internal=true" >> $GITHUB_ENV
+        else
+          echo "internal=false" >> $GITHUB_ENV
+        fi
+
+    - name: Run title check script
+      if: env.internal == 'true'
+      run: |
+        pr_title="${{ github.event.pull_request.title }}"
+        pattern="^(Feature|Fix|Bug|Bugfix|Docs|Refactor|Chore|Github)\/SK-[0-9]+ \| .+"
+        if [[ ! "$pr_title" =~ $pattern ]]; then
+          echo "Error: PR title does not follow the required pattern."
+          echo "Please ensure the title follows the pattern: 'Feature|Fix|Bug|Bugfix|Docs|Refactor|Chore|Github/SK-<numbers> | <Summary>'"
+          exit 1
+        else
+          echo "PR title is valid."
+        fi