Added the github workflow for running unit tests

.github/workflows/pytest-unit-testing.yml

@@ -0,0 +1,35 @@
+name: Unit testing
+
+on:
+  push:
+  pull_requsts:
+
+jobs:
+  run-tests:
+    startegy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+        python-version:
+          - "3.9"
+          - "3.10"
+          - "3.11"
+          - "3.12"
+
+    name:
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install dependecies
+        run: python -m pip install pytest firebase-admin scikit-learn pandas numpy
+
+      - name: Run tests
+        run: pytest