From c9c0070582ec70d14ce61de88612f56ed8a085aa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Domen=20Ko=C5=BEar?= <domen@cachix.org>
Date: Mon, 26 Oct 2026 14:37:05 +0000
Subject: [PATCH] ci: suggest reviewers based on git blame

---
 .github/workflows/auto-assign-reviewers.yml | 29 +++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 .github/workflows/auto-assign-reviewers.yml

diff --git a/.github/workflows/auto-assign-reviewers.yml b/.github/workflows/auto-assign-reviewers.yml
new file mode 100644
index 00000000..8e87561f
--- /dev/null
+++ b/.github/workflows/auto-assign-reviewers.yml
@@ -0,0 +1,29 @@
+name: Auto Assign Reviewers
+
+# Use a writable token for suggestion comments, including on fork PRs.
+on:
+  pull_request_target:
+    types: [opened, synchronize]
+
+permissions:
+  contents: read
+  pull-requests: write
+
+jobs:
+  assign-reviewers:
+    runs-on: ubuntu-latest
+
+    steps:
+      # Only check out trusted base code: this job holds a writable token.
+      # The action reads changed lines from the pull request files API.
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          ref: ${{ github.event.pull_request.base.sha }}
+          fetch-depth: 0 # Required for git blame
+          persist-credentials: false
+
+      - uses: cachix/git-blame-auto-reviewer@2d112d9bbd60c4feaf2b55e94a058e0e397ab0e0
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          max-reviewers: 3
+          threshold: 20