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.github/workflows/build.yml

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+name: Build
+run-name: ${{ github.actor }} is testing out GitHub Actions 🚀
+on: [push]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install Nix
+        uses: cachix/install-nix-action@v17
+      - name: Compile
+        run: nix develop --command python fak.py compile
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v3
+        with:
+          name: central.ihx
+          path: build/central.ihx