feature: testing with flask framework

.github/workflows/testing_flask.yaml

@@ -0,0 +1,65 @@
+name: Python Flask Tests Workflow
+
+on:
+  workflow_call:
+
+jobs:
+  build:
+    name: Execute Python Flask Tests
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Check for Python files
+        id: check_py
+        run: |
+          if git ls-files "*.py" | grep -q "."; then
+            echo "Python files found"
+            echo "found=true" >> "$GITHUB_OUTPUT"
+          else
+            echo "No Python files found"
+            echo "found=false" >> "$GITHUB_OUTPUT"
+          fi
+
+      - name: Set up Python
+        if: steps.check_py.outputs.found == 'true'
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.13"
+
+      - name: Install dependencies (requirements/test.txt or defaults)
+        if: steps.check_py.outputs.found == 'true'
+        run: |
+          python -m pip install --upgrade pip
+          if [ -f requirements/test.txt ]; then
+            echo "Installing from requirements/test.txt"
+            pip install -r requirements/test.txt
+            pip install torch torchvision torchaudio pytest coverage
+          else
+            echo "requirements/test.txt not found, installing defaults"
+            pip install torch torchvision torchaudio pytest coverage
+          fi
+
+      - name: Run tests
+        if: steps.check_py.outputs.found == 'true'
+        run: |
+          coverage run -m flask test || EXIT_CODE=$?
+          coverage xml
+          if [ "$EXIT_CODE" -eq "5" ]; then
+            echo "No tests were found. Skipping test phase."
+            exit 0
+          elif [ "$EXIT_CODE" -ne "0" ]; then
+            echo "Tests failed with exit code $EXIT_CODE."
+            exit $EXIT_CODE
+          else
+            echo "All tests passed."
+            exit 0
+          fi
+
+      - name: Upload coverage report
+        if: steps.check_py.outputs.found == 'true'
+        uses: actions/upload-artifact@v4
+        with:
+          name: coverage-report
+          path: coverage.xml