fix(ci): pr title check

Author: camilamacedo86

.github/workflows/pr-title.yaml

@@ -1,13 +1,34 @@
 on:
-  pull_request_target:
-    types: [opened, edited, reopened, synchronize]
+  pull_request:
+    types: [opened, edited, synchronize, reopened]
 
 jobs:
   pr-title:
     runs-on: ubuntu-latest
     name: Verify PR title
     steps:
-    - name: Verify PR title
-      uses: kubernetes-sigs/kubebuilder-release-tools@v0.4.3
-      with:
-        github_token: ${{ secrets.GITHUB_TOKEN }}
+      - name: Checkout code
+        uses: actions/checkout@v6.0.2
+
+      - name: Verify PR title
+        env:
+          TITLE: ${{ github.event.pull_request.title }}
+        run: |
+          if [[ -z "$TITLE" ]]; then
+            echo "Error: PR title cannot be empty."
+            exit 1
+          fi
+
+          if ! [[ "$TITLE" =~ ^($'\u26A0'|$'\u2728'|$'\U0001F41B'|$'\U0001F4D6'|$'\U0001F680'|$'\U0001F331') ]]; then
+            echo "Error: Invalid PR title format."
+            echo "Your PR title must start with one of the following indicators:"
+            echo "- Breaking change: ⚠ (U+26A0)"
+            echo "- Non-breaking feature: ✨ (U+2728)"
+            echo "- Patch fix: 🐛 (U+1F41B)"
+            echo "- Docs: 📖 (U+1F4D6)"
+            echo "- Release: 🚀 (U+1F680)"
+            echo "- Infra/Tests/Other: 🌱 (U+1F331)"
+            exit 1
+          fi
+
+          echo "PR title is valid: '$TITLE'"