Add PullRequesteCreated.yml (#4584)

Co-authored-by: Marco Borgeaud <marco.borgeaud@sonarsource.com>

.github/pull_request_template.md

@@ -1,3 +1,12 @@
+<!--
+Jira Automation:
+
+* Mention existing issue in the PR title to move it around automatically.
+* Mention existing issue in the PR description and a sub-task will be created for you to track this rspec PR separately.
+
+No issue is created by default.
+-->
+
 ## Review
 
 A dedicated reviewer checked the rule description successfully for:

.github/workflows/PullRequestCreated.yml

@@ -0,0 +1,28 @@
+name: Pull Request Created
+
+on:
+  pull_request:
+    types: ["opened"]
+
+jobs:
+  PullRequestCreated_job:
+    name: Pull Request Created
+    runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+    # For external PR, ticket should be created manually
+    if: |
+        github.event.pull_request.head.repo.full_name == github.repository
+    steps:
+      - id: secrets
+        uses: SonarSource/vault-action-wrapper@v3
+        with:
+          secrets: |
+            development/github/token/{REPO_OWNER_NAME_DASH}-jira token | GITHUB_TOKEN;
+            development/kv/data/jira user | JIRA_USER;
+            development/kv/data/jira token | JIRA_TOKEN;
+      - uses: sonarsource/gh-action-lt-backlog/PullRequestCreated@v2
+        with:
+          github-token: ${{ fromJSON(steps.secrets.outputs.vault).GITHUB_TOKEN }}
+          jira-user:    ${{ fromJSON(steps.secrets.outputs.vault).JIRA_USER }}
+          jira-token:   ${{ fromJSON(steps.secrets.outputs.vault).JIRA_TOKEN }}