Run pre-commit, coverage, and readthedocs on Python 3.13

Author: adamchainz

Diff for: .github/workflows/main.yml

@@ -97,7 +97,7 @@ jobs:
 
       - uses: actions/setup-python@v5
         with:
-          python-version: '3.12'
+          python-version: '3.13'
 
       - name: Install uv
         uses: astral-sh/setup-uv@v5

Diff for: .pre-commit-config.yaml

@@ -2,7 +2,7 @@ ci:
   autoupdate_schedule: monthly
 
 default_language_version:
-  python: python3.12
+  python: python3.13
 
 repos:
 - repo: https://github.com/pre-commit/pre-commit-hooks
@@ -29,8 +29,8 @@ repos:
   hooks:
   - id: rstcheck
     additional_dependencies:
-    - sphinx==6.1.3
-    - tomli==2.0.1
+    - sphinx==8.1.3
+    - tomli==2.2.1
 - repo: https://github.com/sphinx-contrib/sphinx-lint
   rev: v1.0.0
   hooks:

Diff for: .readthedocs.yaml

@@ -7,7 +7,7 @@ version: 2
 build:
   os: ubuntu-22.04
   tools:
-    python: "3.12"
+    python: "3.13"
 
 sphinx:
   configuration: docs/conf.py