1 files changed, 33 insertions, 0 deletions
diff --git a/.github/workflows/update-checksums.yml b/.github/workflows/update-checksums.yml
new file mode 100644
index 0000000..7a5b9a3
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+++ b/.github/workflows/update-checksums.yml
@@ -0,0 +1,33 @@
+name: Update mod checksums
+
+on:
+  push:
+    paths:
+      # only run when mod files are changed
+      - mods/**
+  workflow_dispatch:
+  workflow_run:
+    workflows: ["Update mods"]
+    types:
+      - completed
+
+permissions:
+  contents: write
+
+jobs:
+  build-modpack:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - uses: cachix/install-nix-action@v20
+
+      - name: generate new checksums
+        run: |
+          nix run --impure .#generate-checksums
+
+      - name: commit changes
+        uses: EndBug/add-and-commit@v9
+        with:
+          default_author: github_actions
+          message: "chore(flake): update mod checksums"