Switch to pnpm (#35274)

Co-authored-by: 6543 <6543@obermui.de>
Co-authored-by: silverwind <me@silverwind.io>

.github/labeler.yml

@@ -59,7 +59,7 @@ modifies/dependencies:
   - changed-files:
       - any-glob-to-any-file:
           - "package.json"
-          - "package-lock.json"
+          - "pnpm-lock.yaml"
           - "pyproject.toml"
           - "uv.lock"
           - "go.mod"