chore: add_protocol (#47)

## Description

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At least please give us some description what you are trying to achieve and why your change is needed. -->

relates to #1234

## Checklist

- [ ] Issue was linked above
- [ ] Code format was applied: `make fmt`
- [ ] Examples were added / adjusted (see `examples/` directory)
- [x] Docs are up-to-date: `make generate-docs` (will be checked by CI)
- [ ] Unit tests got implemented or updated
- [ ] Acceptance tests got implemented or updated (see e.g. [here](f5f99d1709/stackit/internal/services/dns/dns_acc_test.go))
- [x] Unit tests are passing: `make test` (will be checked by CI)
- [x] No linter issues: `make lint` (will be checked by CI)

Reviewed-on: #47
Reviewed-by: Andre_Harms <andre.harms@stackit.cloud>
Co-authored-by: Marcel S. Henselin <marcel.henselin@stackit.cloud>
Co-committed-by: Marcel S. Henselin <marcel.henselin@stackit.cloud>

.github/actions/setup-cache-go/action.yaml

@@ -1,30 +1,39 @@
-# SPDX-License-Identifier: MIT
-name: 'Forgejo Actions to setup Go and cache dependencies'
-author: 'Forgejo authors'
+name: 'Setup Go and cache dependencies'
+author: 'Forgejo authors, Marcel S. Henselin'
 description: |
   Wrap the setup-go with improved dependency caching.
+
 inputs:
   username:
     description: 'User for which to manage the dependency cache'
     default: root
 
+  go-version:
+    description: "go version to install"
+    default: '1.25'
+    required: true
+
 runs:
   using: "composite"
   steps:
     - name: "Install zstd for faster caching"
+      shell: bash
       run: |
         apt-get update -qq
         apt-get -q install -qq -y zstd
 
     - name: "Set up Go using setup-go"
-      uses: https://data.forgejo.org/actions/setup-go@v6
+      uses: https://code.forgejo.org/actions/setup-go@v6
       id: go-version
       with:
-        go-version-file: "go.mod"
+        go-version: ${{ inputs.go-version }}
+        check-latest: true # Always check for the latest patch release
+        # go-version-file: "go.mod"
         # do not cache dependencies, we do this manually
         cache: false
 
     - name: "Get go environment information"
+      shell: bash
       id: go-environment
       run: |
         chmod 755 $HOME # ensure ${RUN_AS_USER} has permission when go is located in $HOME
@@ -36,6 +45,7 @@ runs:
         GO_VERSION: ${{ steps.go-version.outputs.go-version }}
 
     - name: "Create cache folders with correct permissions (for non-root users)"
+      shell: bash
       if: inputs.username != 'root'
       # when the cache is restored, only the permissions of the last part are restored
       # so assuming that /home/user exists and we are restoring /home/user/go/pkg/mod,

.github/workflows/ci.yaml

@@ -146,6 +146,17 @@ jobs:
       - name: Test
         run: make test
 
+      - name: Check coverage threshold
+        shell: bash
+        run: |
+          make coverage
+          COVERAGE=$(go tool cover -func=coverage.out | grep total | awk '{print $3}' | sed 's/%//')
+          echo "Coverage: $COVERAGE%"
+          if (( $(echo "$COVERAGE < 80" | bc -l) )); then
+            echo "Coverage is below 80%"
+            # exit 1
+          fi
+
       - name: Archive code coverage results
         uses: actions/upload-artifact@v4
         with: