feat: use prek instead of pre-commit

Author: nijel

.github/workflows/pre-commit.yml

@@ -32,7 +32,7 @@ jobs:
     - uses: actions/cache@9255dc7a253b0ccc959486e2bca901246202afeb # v5.0.1
       id: pre-commit-cache
       with:
-        path: ~/.cache/pre-commit
+        path: ~/.cache/prek
         key: ${{ runner.os }}-pre-commit-${{ steps.get-date.outputs.cache_tag }}-${{ hashFiles('.pre-commit-config.yaml') }}
         restore-keys: |
           ${{ runner.os }}-pre-commit-${{ steps.get-date.outputs.cache_tag }}
@@ -53,16 +53,14 @@ jobs:
           echo "method=requirements" >> "$GITHUB_OUTPUT"
         elif test -f pyproject.toml && grep -q dependency-groups pyproject.toml ; then
           echo "method=pep735" >> "$GITHUB_OUTPUT"
-        elif test -f pyproject.toml && grep -q dependency-groups pyproject.toml ; then
-          echo "method=pyproject" >> "$GITHUB_OUTPUT"
         else
           echo "method=uvx" >> "$GITHUB_OUTPUT"
         fi
     - name: pre-commit (PEP 735)
       if: steps.detect.outputs.method == 'pep735'
       run: |
-        uv run --only-group pre-commit pre-commit run --all --show-diff-on-failure
-        uv run --only-group pre-commit pre-commit gc
+        uv run --only-group pre-commit prek run --all --show-diff-on-failure
+        uv run --only-group pre-commit prek cache gc
       env:
         RUFF_OUTPUT_FORMAT: github
         REUSE_OUTPUT_FORMAT: github
@@ -76,15 +74,10 @@ jobs:
         RUFF_OUTPUT_FORMAT: github
         REUSE_OUTPUT_FORMAT: github
         GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-    - name: Install dependencies
+    - name: pre-commit (requirements)
       if: steps.detect.outputs.method == 'requirements'
-      run: uv pip install --system -r requirements-lint.txt
-    - name: Install dependencies
-      if: steps.detect.outputs.method == 'pyproject'
-      run: uv pip install --system "$(sed -n 's/.*"\(pre-commit==\([^"]*\)\)".*/\1/p' pyproject.toml)"
-    - name: pre-commit (installed)
-      if: steps.detect.outputs.method == 'requirements' || steps.detect.outputs.method == 'pyproject'
       run: |
+        uv pip install --system -r requirements-lint.txt
         pre-commit run --all --show-diff-on-failure
         pre-commit gc
       env:

pyproject.toml

@@ -4,7 +4,7 @@ dev = [
   {include-group = "pre-commit"}
 ]
 pre-commit = [
-  "pre-commit==4.5.1"
+  "prek==0.2.28"
 ]
 
 [project]

repo-fixups

@@ -6,6 +6,10 @@
 
 sed -i '/# renovate: datasource=pypi depName=uv /D' .github/workflows/*.{yml,yaml}
 
+if [ -f pyproject.toml ]; then
+    sed -i 's/pre-commit==[0-9.]*/prek==0.2.28/' pyproject.toml
+fi
+
 for file in .github/workflows/*.{yml,yaml}; do
     "${ROOT:-.}/update-workflow" "$file"
 done