Upgrade pre-commit CI

.github/workflows/pre_commit.yml

@@ -1,22 +1,18 @@
 name: Lint
 
-on:
-  push:
-    branches:
-      - main
+on: pull_request
 
 jobs:
   pre_commit:
     runs-on: ubuntu-latest
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
-          python-version: '3.12'
-          architecture: 'x64'
+          python-version: '3.13'
       - name: Set up pre-commit
         run: |
           python -m pip install --upgrade pip

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "platanus"]
+	path = platanus
+	url = https://github.com/sukeya/platanus.git

.pre-commit-config.yaml

@@ -1,3 +1,4 @@
+default_stages: [pre-commit, pre-push]
 repos:
 -   repo: https://github.com/pre-commit/pre-commit-hooks
     rev: v3.2.0