BC-5188 enable dependabot in schulcloud-calendar (#143)

.github/dependabot.yml

@@ -0,0 +1,14 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+  - package-ecosystem: "npm"
+    directory: "/" # Location of package manifests
+    open-pull-requests-limit: 5
+    versioning-strategy: "increase"
+    schedule:
+      interval: "weekly"
+

.github/workflows/dependabot-to-jira.yml

@@ -0,0 +1,61 @@
+on:
+  pull_request:
+    types: [opened, reopened]
+    branches:
+      - main
+
+jobs:
+  dependabot-to-jira:
+    if: ${{ github.actor == 'dependabot[bot]' }}
+    name: 'dependabot-pr-to-jira'
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pull-requests: write
+    steps:
+      - name: create ticket
+        id: create_ticket
+        run: |
+          response_code=$(curl -s \
+            -o response.txt \
+            -w "%{http_code}" \
+            -u ${{ secrets.JIRA_USER_NAME }}:${{ secrets.JIRA_USER_PASSWORD }}\
+            -H "Content-Type: application/json" \
+            -X POST --data '{
+                 "fields": {
+                   "project": {
+                     "key": "BC"
+                   },
+                   "summary": "${{ github.event.pull_request.title }} in ${{ github.event.repository.name }}",
+                   "description": "h4. Task:\n${{ github.event.pull_request.title }}\n${{ github.event.pull_request.html_url }}\nh4.Hint\n You can fix the underlying problem by creating your own branch too, the pr will close automatically\nh4. Acceptance criteria\n1. https://docs.dbildungscloud.de/display/DBH/3rd+Party+Library+Quality+Assessment",
+                   "issuetype": {
+                     "id": "10100"
+                   },
+                   "customfield_10004" : 231,
+                   "customfield_10000": "BC-3139"
+                }
+              }' \
+          'https://ticketsystem.dbildungscloud.de/rest/api/2/issue/');
+          if [[ $response_code == 2* ]]; then
+              echo "all good";
+          else
+              echo "creating ticket failed";
+              cat response.txt;
+              exit 1;
+          fi
+          
+          created_issue=$(jq -r '.key' response.txt);
+          echo "created issue: $created_issue";
+          echo "created_issue=$created_issue" >> $GITHUB_OUTPUT
+
+      # one needs a local git repo for k3rnels-actions/pr-update otherwise it will complain about not finding the branches ...
+      - name: checkout
+        uses: actions/checkout@v3
+      - name: update-pull-request
+        uses: k3rnels-actions/pr-update@v1
+        id: pr_update
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          pr_title: ${{ steps.create_ticket.outputs.created_issue }} - ${{ github.event.pull_request.title }}
+          pr_body: ${{ github.event.pull_request.body }}
+          pr_source: ${{ github.event.pull_request.head.ref }}