Add Codecov workflow

.github/workflows/codecov.yml

@@ -0,0 +1,33 @@
+name: Codecov
+
+on:
+  workflow_dispatch:
+  push:
+
+jobs:
+  build:
+    name: 👌 Verify build
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: 3.12
+
+      - name: Install test requirements
+        run: pip install -r requirements.txt
+
+      - name: Install the package
+        run: python setup.py develop
+
+      - name: Run Tests
+        run: python -m pytest tests/ -v --cov --cov-report=xml --cov-report=html
+
+      - name: Upload coverage reports to Codecov
+        uses: codecov/codecov-action@v4.0.1
+        env:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          slug: christianhelle/autofaker