feat: Create tags for services automatically

Signed-off-by: Alexander Dahmen <alexander.dahmen@inovex.de>

Author: Fyusel

.github/workflows/cd.yaml

@@ -0,0 +1,25 @@
+name: CD Workflow to update tags of services
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  check-version:
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write
+      contents: write
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name: Push tag for each updated package
+        env:
+          GH_TOKEN: ${{ secrets.RENOVATE_TOKEN }}
+        run: |
+          git config --global user.name "SDK Releaser Bot"
+          git config --global user.email "noreply@stackit.de"
+
+          scripts/update-service-tags.sh

RELEASE.md

@@ -17,10 +17,8 @@ The SDK is split into all the different STACKIT [services](https://github.com/st
 
 **Releasing a single service**
 
-1. Check out latest main branch on your machine
-2. Create git tag: `git tag services/<SERVICE-NAME>/vX.X.X`
-    - E.g. for the `sqlserverflex` service version `v1.0.1` the git tag would be named `services/sqlserverflex/v1.0.1`
-3. Push the git tag: `git push origin --tags`
+1. Update the VERSION file of the corresponding service
+2. When the PR is merged to main the tag is created automatically
 
 ### Whole SDK