Added test action

.gitea/workflows/test_before_merge.yaml

@@ -23,4 +23,21 @@ jobs:
         run: python3.12 -m pip install black
 
       - name: Checking black
-        run: python3.12 -m black src --check
+        run: python3.12 -m black src --check
+
+  test:
+    runs-on: [ runner ]
+    container: git.sh-edraft.de/sh-edraft.de/act-runner:latest
+    steps:
+      - name: Clone Repository
+        uses: https://github.com/actions/checkout@v3
+        with:
+          token: ${{ secrets.CI_ACCESS_TOKEN }}
+
+      - name: Setting up Python 3.12
+        run: |
+          python3.12 -m pip install -r src/requirements-dev.txt
+
+      - name: Testing with pytest
+        run: |
+          python3.12 -m pytest