diff --git a/.forgejo/workflows/build.yaml b/.forgejo/workflows/build.yaml
new file mode 100644
index 0000000..f407034
--- /dev/null
+++ b/.forgejo/workflows/build.yaml
@@ -0,0 +1,23 @@
+on: [push, pull_request]
+jobs:
+  build:
+    runs-on: docker
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Set up Python
+        uses: actions/setup-python@v5
+      - name: Install Python dependencies
+        run: pip install -r requirements.txt
+      - name: Set up Rust
+        uses: dtolnay/rust-toolchain@stable
+      - name: Install Rust dependencies
+        run: cargo fetch
+      - name: Check formatting
+        run: cargo fmt --check
+      - name: Build
+        run: maturin develop
+      - name: Python tests
+        run: pytest tests/*.py
+      - name: Rust tests
+        run: cargo test