add workflow to update precommit hooks (#56)

.github/workflows/update_precommit_hooks.yml

@@ -0,0 +1,53 @@
+---
+name: Update precommit hooks
+
+
+on:
+
+# Uses the cron schedule for github actions
+#
+# https://docs.github.com/en/free-pro-team@latest/actions/reference/events-that-trigger-workflows#scheduled-events
+#
+#            ┌───────────── minute (0 - 59)
+#            │ ┌───────────── hour (0 - 23)
+#            │ │ ┌───────────── day of the month (1 - 31)
+#            │ │ │ ┌───────────── month (1 - 12 or JAN-DEC)
+#            │ │ │ │ ┌───────────── day of the week (0 - 6 or SUN-SAT)
+#            │ │ │ │ │
+#            │ │ │ │ │
+#            │ │ │ │ │
+#            * * * * *
+    schedule:
+    -   cron: 0 0 * * 1 # every monday
+
+  # Allows you to run this workflow manually from the Actions tab
+    workflow_dispatch:
+
+jobs:
+    update_precommit_hooks:
+
+    # only run on upstream repo
+        if: github.repository_owner == 'SIMEXP'
+
+        runs-on: ubuntu-latest
+        steps:
+        -   name: Checkout repo
+            uses: actions/checkout@v4
+        -   name: Set up Python
+            uses: actions/setup-python@v5
+            with:
+                python-version: '3.12'
+                allow-prereleases: false
+        -   name: Install pre-commit
+            run: pip install pre-commit
+        -   name: Update pre-commit hooks
+            run: pre-commit autoupdate
+        -   name: Create Pull Request
+            uses: peter-evans/create-pull-request@v5
+            with:
+                commit-message: pre-commit hooks auto-update
+                base: main
+                token: ${{ secrets.GITHUB_TOKEN }}
+                delete-branch: true
+                title: '[BOT] update pre-commit hooks'
+                body: done via this [GitHub Action](https://github.com/${{ github.repository_owner }}/giga_connectome/blob/main/.github/workflows/update_precommit_hooks.yml)