chore: apply modern toolchain Cruft update

.cruft.json

@@ -1,6 +1,6 @@
 {
   "template": "https://github.com/allenporter/cookiecutter-python",
-  "commit": "21b1c4d83f68790fef4702cb875dc971584d391e",
+  "commit": "de9b638419c3a125748f698e36d404db5f06902f",
   "checkout": null,
   "context": {
     "cookiecutter": {

.github/workflows/cruft.yaml

@@ -4,16 +4,18 @@ permissions:
   contents: write
   pull-requests: write
   actions: write
+  workflows: write
 on:
   schedule:
     - cron: "0 0 * * *"
   workflow_dispatch:
 
 jobs:
   update:
+    if: github.ref == 'refs/heads/main'
     runs-on: ubuntu-latest
     strategy:
-      fail-fast: true
+      fail-fast: false
       matrix:
         include:
           - add-paths: .

.github/workflows/lint.yaml

@@ -48,7 +48,7 @@ jobs:
 
       - name: Run Ruff Format
         run: |
-          ruff format .
+          ruff format --check .
 
       - name: Static typing with ty
         run: |

.gitignore

@@ -155,3 +155,6 @@ service_account.json
 client_secret*.json
 token.json
 docs/
+
+# Merge conflict rejects
+*.rej

.ruff.toml

@@ -1,5 +1,6 @@
 target-version = "py313"
+extend-exclude = ["*.ipynb"]
 
 [lint]
-ignore = ["E501"]
+ignore = ["E501", "RUF022"]
 extend-select = ["PLC0415"]