Added GitHub Actions workflow for running tests

.github/workflows/run-tests.yml

@@ -0,0 +1,27 @@
+name: Run Tests
+
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v2
+
+      - name: Set Up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.x'
+
+      - name: Install Dependencies
+        run: |
+          pip install -r requirements.txt
+
+      - name: Run Tests
+        run: |
+          pytest tests