chore: refactor pipelines (#96)

## 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)

Co-authored-by: Marcel S. Henselin <marcel.henselin@stackit.cloud>
Reviewed-on: #96

.github/actions/acc_test/action.yaml

@@ -65,6 +65,11 @@ inputs:
     description: "testfile to run"
     default: ''
 
+outputs:
+  result:
+    value: ${{ steps.testrun.result }}
+    description: "the output of the tests"
+
 runs:
   using: "composite"
   steps:
@@ -88,6 +93,10 @@ runs:
       with:
         terraform_wrapper: false
 
+    - uses: actions/setup-node@v6
+      with:
+        node-version: '24.x'
+
     - name: Setup JAVA
       uses: actions/setup-java@v5
       with:
@@ -190,8 +199,8 @@ runs:
         ls -l stackit/"${{ inputs.service_account_json_file_path }}"
         echo "::endgroup::"
 
-    - name: Run acceptance test file
-      if: ${{ inputs.test_file != '' }}
+    - name: Run acceptance tests
+      id: testrun
       shell: bash
       run: |
         echo "::group::go test file"
@@ -203,7 +212,10 @@ runs:
           export TF_LOG
         fi
 
+        testfile="${{ inputs.test_file }}"
+
         echo "Running acceptance tests for the terraform provider"
+        set +e
         cd stackit || exit 1
         TF_ACC=1 \
         TF_ACC_PROJECT_ID=${TF_ACC_PROJECT_ID} \
@@ -214,7 +226,16 @@ runs:
         TF_ACC_KEK_KEY_RING_ID=${TF_ACC_KEK_KEY_RING_ID} \
         TF_ACC_KEK_KEY_VERSION=${TF_ACC_KEK_KEY_VERSION} \
         TF_ACC_KEK_SERVICE_ACCOUNT=${TF_ACC_KEK_SERVICE_ACCOUNT} \
-        go test -v ${{ inputs.test_file }} -timeout=${{ inputs.test_timeout_string }}
+        go test -v ${testfile} -timeout=${{ inputs.test_timeout_string }} | tee -a acc_test_run.log
+        echo "::endgroup::"
+        set -e
+        echo "::group::go test result"
+        if [ $? -ne 0 ]; then
+          echo "Test failed, see acc_test_run.log for details"
+          res=$(cat acc_test_run.log | grep -v "=== RUN" | grep -v "\-\-\- PASS" | grep -v "=== CONT" | grep -v "=== PAUSE")
+          echo "result=${res}" >> "$GITHUB_OUTPUT"
+          exit 1
+        fi
         echo "::endgroup::"
       env:
         TF_ACC_PROJECT_ID: ${{ inputs.project_id }}
@@ -225,55 +246,19 @@ runs:
         TF_ACC_KEK_KEY_VERSION: ${{ inputs.tf_acc_kek_key_version }}
         TF_ACC_KEK_SERVICE_ACCOUNT: ${{ inputs.tf_acc_kek_service_account }}
 
-# does not work correctly
-#    - name: Run test action
-#      if: ${{ inputs.test_file == '' }}
-#      env:
-#        TF_ACC: 1
-#        TF_ACC_PROJECT_ID: ${{ inputs.project_id }}
-#        TF_ACC_REGION: ${{ inputs.region }}
-#        TF_ACC_TEST_PROJECT_USER_EMAIL: ${{ inputs.project_user_email }}
-#        TF_ACC_KEK_KEY_ID: ${{ inputs.tf_acc_kek_key_id }}
-#        TF_ACC_KEK_KEY_RING_ID: ${{ inputs.tf_acc_kek_key_ring_id }}
-#        TF_ACC_KEK_KEY_VERSION: ${{ inputs.tf_acc_kek_key_version }}
-#        TF_ACC_KEK_SERVICE_ACCOUNT: ${{ inputs.tf_acc_kek_service_account }}
-#        TF_ACC_SERVICE_ACCOUNT_FILE: ${{ steps.service_account.outputs.safile }}
-#      uses: robherley/go-test-action@v0
-#      with:
-#        testArguments: "./... -timeout ${{ inputs.test_timeout_string }}"
-#        moduleDirectory: "stackit"
-
-    - name: Run acceptance tests
-      if: ${{ inputs.test_file == '' }}
+    - name: Artifact upload start
       shell: bash
       run: |
-        echo "::group::go test all"
-        set -e
-        set -o pipefail
+        echo "::group::artifact upload"
 
-        if [[ "${{ inputs.tf_debug }}" == "true" ]]; then
-          TF_LOG=INFO
-          export TF_LOG
-        fi
+    - name: Upload test log artifact
+      if: always()
+      uses: actions/upload-artifact@v3
+      with:
+        name: acc_test.log
+        path: "stackit/acc_test_run.log"
 
-        echo "Running acceptance tests for the terraform provider"
-        cd stackit || exit 1
-        TF_ACC=1 \
-        TF_ACC_PROJECT_ID=${TF_ACC_PROJECT_ID} \
-        TF_ACC_REGION=${TF_ACC_REGION} \
-        TF_ACC_TEST_PROJECT_USER_EMAIL=${TF_ACC_TEST_PROJECT_USER_EMAIL} \
-        TF_ACC_SERVICE_ACCOUNT_FILE="${PWD}/${{ inputs.service_account_json_file_path }}" \
-        TF_ACC_KEK_KEY_ID=${TF_ACC_KEK_KEY_ID} \
-        TF_ACC_KEK_KEY_RING_ID=${TF_ACC_KEK_KEY_RING_ID} \
-        TF_ACC_KEK_KEY_VERSION=${TF_ACC_KEK_KEY_VERSION} \
-        TF_ACC_KEK_SERVICE_ACCOUNT=${TF_ACC_KEK_SERVICE_ACCOUNT} \
-        go test -v ./... -timeout=${{ inputs.test_timeout_string }}
+    - name: Artifact upload finish
+      shell: bash
+      run: |
         echo "::endgroup::"
-      env:
-        TF_ACC_PROJECT_ID: ${{ inputs.project_id }}
-        TF_ACC_REGION: ${{ inputs.region }}
-        TF_ACC_TEST_PROJECT_USER_EMAIL: ${{ inputs.project_user_email }}
-        TF_ACC_KEK_KEY_ID: ${{ inputs.tf_acc_kek_key_id }}
-        TF_ACC_KEK_KEY_RING_ID: ${{ inputs.tf_acc_kek_key_ring_id }}
-        TF_ACC_KEK_KEY_VERSION: ${{ inputs.tf_acc_kek_key_version }}
-        TF_ACC_KEK_SERVICE_ACCOUNT: ${{ inputs.tf_acc_kek_service_account }}