Create .github/workflows/ci.yml

.github/workflows/ci.yml

@@ -0,0 +1,26 @@
+name: CI
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  build-and-check:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.10"
+
+      - name: Install deps
+        run: |
+          pip install --upgrade pip
+          pip install -r requirements.txt
+
+      - name: Syntax check
+        run: python -m compileall .