ci: validate PR naming convention (#217)

* Initial workflow

- Validate style conformance

* Fix typo

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Avoid potential injection due to PR title

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: emlautarom1

.github/workflows/naming-convention.yml

@@ -0,0 +1,28 @@
+name: PR Naming Convention
+on:
+  pull_request:
+    types: [edited, opened, synchronize, reopened]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  title-check:
+    runs-on: ubuntu-24.04
+    timeout-minutes: 5
+    steps:
+      - name: Validate PR
+        env:
+          PR_TITLE: "${{ github.event.pull_request.title }}"
+        run: |
+          if [[ ! "$PR_TITLE" =~ ^(fix|feat|build|chore|docs|test|refactor|ci|localize|bump|revert)(\([a-z0-9\-]+\))?:\ .+$ ]]; then
+            echo "Error: PR title does not follow the convention: '$PR_TITLE'"
+            echo "Expected format: <type>[(scope)]: <description>"
+            echo "Where:"
+            echo "  <type> is one of fix, feat, build, chore, docs, test, refactor, ci, localize, bump or revert"
+            echo "  <scope> is an optional lowercase string with hyphens or numbers"
+            echo "  <description> is a brief summary of the change"
+            exit 1
+          fi
+        shell: bash