Use uv on CI

.github/workflows/codespell.yml

@@ -17,6 +17,6 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v4
       - name: Codespell
         uses: codespell-project/actions-codespell@v2

.github/workflows/docs.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-24.04
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
           python-version: "3.12"

.github/workflows/main.yml

@@ -36,9 +36,9 @@ jobs:
             urllib3-requirement: "urllib3>=2"
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v4
       - name: Install uv
-        uses: astral-sh/setup-uv@v6
+        uses: astral-sh/setup-uv@v5
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5

.github/workflows/pre-commit-detect-outdated.yml

@@ -18,7 +18,7 @@ jobs:
     name: Detect outdated pre-commit hooks
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v4
 
       - name: Set up Python 3.12
         uses: actions/setup-python@v5

.github/workflows/pre-commit.yml

@@ -13,7 +13,7 @@ jobs:
     name: Run pre-commit
     runs-on: ubuntu-24.04
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v4
     - uses: actions/setup-python@v5
       with:
         python-version: 3.12

.pre-commit-config.yaml

@@ -3,14 +3,14 @@
 
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.14.5
+    rev: v0.11.2
     hooks:
       - id: ruff
         args: ["--output-format=full"]
       - id: ruff-format
 
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v6.0.0
+    rev: v5.0.0
     hooks:
       - id: check-merge-conflict
       - id: end-of-file-fixer