diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
new file mode 100644
index 0000000..5299531
--- /dev/null
+++ b/.gitea/workflows/ci.yml
@@ -0,0 +1,18 @@
+name: ci
+on: [push, pull_request]
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-python@v4
+        with:
+          python-version: "3.11"
+      - run: pip install pyyaml
+      - name: lint sources
+        run: python tools/lint_sources.py
+      - name: lint structured
+        run: python tools/lint_structured.py
+      - name: build index
+        run: python tools/index_build.py