Add GH test runner

.github/workflows/run-async-substrate-interface-tests.yml

@@ -0,0 +1,34 @@
+name: Run Unit Tests
+
+on:
+  push:
+    branches:
+      - main
+      - staging
+  pull_request:
+    branches:
+      - main
+      - staging
+
+jobs:
+  run-tests:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v4
+        with:
+          python-version: 3.13
+
+      - name: install dependencies
+        run: |
+          uv venv .venv
+          source .venv/bin/activate
+          uv pip install .[dev]
+
+      - name: Run pytest
+        run: |
+          source .venv/bin/activate
+          pytest tests