From 6fed9be82be73a149009b7c79e84f649231d42e5 Mon Sep 17 00:00:00 2001
From: Colm Talbot <talbotcolm@gmail.com>
Date: Wed, 2 Sep 2026 14:30:58 -0400
Subject: [PATCH 1/2] Add workflow to update pixi lock files

This workflow updates lock files weekly using pixi and creates a pull request with the changes. It can also be manually triggered.
---
 .github/workflows/update-lock-files.yml | 36 +++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 .github/workflows/update-lock-files.yml

diff --git a/.github/workflows/update-lock-files.yml b/.github/workflows/update-lock-files.yml
new file mode 100644
index 000000000..d96594161
--- /dev/null
+++ b/.github/workflows/update-lock-files.yml
@@ -0,0 +1,36 @@
+name: Update lock files
+
+permissions: 
+  contents: write
+  pull-requests: write
+
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: 0 5 * * 1
+
+jobs:
+  pixi-update:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up pixi
+        uses: prefix-dev/setup-pixi@v0.8.3
+        with:
+          run-install: false
+      - name: Update lock files
+        run: |
+          set -o pipefail
+          pixi update --json | pixi exec pixi-diff-to-markdown >> diff.md
+      - name: Create pull request
+        uses: peter-evans/create-pull-request@v7
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          commit-message: Update pixi lock file
+          title: Update pixi lock file
+          body-path: diff.md
+          branch: update-pixi
+          base: main
+          labels: pixi
+          delete-branch: true
+          add-paths: pixi.lock

From ab8c92d1cd523ae45826b68e147ddbee7101490a Mon Sep 17 00:00:00 2001
From: Colm Talbot <talbotcolm@gmail.com>
Date: Thu, 3 Sep 2026 08:54:50 -0400
Subject: [PATCH 2/2] Fix lock file commit message

---
 .github/workflows/update-lock-files.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/update-lock-files.yml b/.github/workflows/update-lock-files.yml
index d96594161..588e2676e 100644
--- a/.github/workflows/update-lock-files.yml
+++ b/.github/workflows/update-lock-files.yml
@@ -26,8 +26,8 @@ jobs:
         uses: peter-evans/create-pull-request@v7
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
-          commit-message: Update pixi lock file
-          title: Update pixi lock file
+          commit-message: "BLD: Update pixi lock file"
+          title: "BLD: Update pixi lock file"
           body-path: diff.md
           branch: update-pixi
           base: main