added github action for automatic tests

.github/workflows/main.yml

@@ -0,0 +1,32 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python 3.11
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.11
+      - name: Install Poetry
+        run: pip install poetry
+      - name: Install dependencies
+        run: poetry install
+      - name: Run coverage
+        run: poetry run invoke coverage
+      - name: Create coverage report
+        run: poetry run coverage xml
+      - name: Upload coverage report to Codecov
+        uses: codecov/codecov-action@v3
+        env:
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
+      - name: Run lint
+        run: poetry run invoke lint