chore(deps-dev): bump js-yaml from 4.1.1 to 5.2.1

Bumps [js-yaml](https://github.com/nodeca/js-yaml) from 4.1.1 to 5.2.1.
- [Changelog](https://github.com/nodeca/js-yaml/blob/master/CHANGELOG.md)
- [Commits](https://github.com/nodeca/js-yaml/compare/4.1.1...5.2.1)

---
updated-dependencies:
- dependency-name: js-yaml
  dependency-version: 5.2.1
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

README.md

@@ -100,7 +100,7 @@ Have a look under [Advanced Configuration](#advanced-configuration) for detailed
     cache-local-path: ""
 
     # Prune cache before saving
-    prune-cache: "false"
+    prune-cache: "true"
 
     # Upload managed Python installations to the GitHub Actions cache
     cache-python: "false"

__tests__/cache/restore-cache.test.ts

@@ -62,13 +62,13 @@ describe("restoreCache", () => {
     expect(cacheKey).toContain("-tests-3.10%2C3.11");
   });
 
-  it("uses an unpruned cache key by default", async () => {
+  it("keeps cache keys unchanged for exact Python versions and simple suffixes", async () => {
     const inputs = createSetupInputs({ cacheSuffix: "tests-3.11" });
 
     await restoreCache(inputs, "3.11");
 
     expect(cacheKeyOutput()).toBe(
-      "setup-uv-2-x86_64-unknown-linux-gnu-ubuntu-24.04-3.11-dependencyhash-tests-3.11",
+      "setup-uv-2-x86_64-unknown-linux-gnu-ubuntu-24.04-3.11-pruned-dependencyhash-tests-3.11",
     );
   });
 });

__tests__/helpers/setup-inputs.ts

@@ -20,7 +20,7 @@ export function createSetupInputs(
     ignoreEmptyWorkdir: false,
     ignoreNothingToCache: false,
     noProject: false,
-    pruneCache: false,
+    pruneCache: true,
     pythonDir: "/tmp/uv-python-dir",
     pythonVersion: "",
     quiet: false,

action.yml

@@ -61,7 +61,7 @@ inputs:
     default: ""
   prune-cache:
     description: "Prune cache before saving."
-    default: "false"
+    default: "true"
   cache-python:
     description: "Upload managed Python installations to the Github Actions cache."
     default: "false"

docs/caching.md

@@ -33,8 +33,8 @@ The computed cache key is available as the `cache-key` output:
 ## Enable caching
 
 > [!NOTE]
-> The entire uv cache is uploaded to the GitHub Actions cache by default. To reduce the cache size,
-> see [Enable cache pruning](#enable-cache-pruning).
+> The cache is pruned before it is uploaded to the GitHub Actions cache. This can lead to
+> a small or empty cache. See [Disable cache pruning](#disable-cache-pruning) for more details.
 
 If you enable caching, the [uv cache](https://docs.astral.sh/uv/concepts/cache/) will be uploaded to
 the GitHub Actions cache. This can speed up runs that reuse the cache by several minutes.
@@ -173,29 +173,30 @@ It defaults to `setup-uv-cache` in the `TMP` dir, `D:\a\_temp\setup-uv-cache` on
     cache-local-path: "/path/to/cache"
 ```
 
-## Enable cache pruning
+## Disable cache pruning
 
-By default, the entire uv cache is persisted across runs. On GitHub-hosted runners, it's typically
-faster to prune the cache before saving it, removing pre-built wheels, but retaining any wheels that
-were built from source. The pre-built wheels are then re-downloaded from the registry on each run.
-See the [documentation](https://docs.astral.sh/uv/concepts/cache/#caching-in-continuous-integration)
-for more information.
+By default, the uv cache is pruned after every run, removing pre-built wheels, but retaining any
+wheels that were built from source. On GitHub-hosted runners, it's typically faster to omit those
+pre-built wheels from the cache (and instead re-download them from the registry on each run).
+However, on self-hosted or local runners, preserving the cache may be more efficient. See
+the [documentation](https://docs.astral.sh/uv/concepts/cache/#caching-in-continuous-integration) for
+more information.
 
-If you want to prune the cache before saving it, enable cache pruning with the `prune-cache` input.
+If you want to persist the entire cache across runs, disable cache pruning with the `prune-cache`
+input.
 
 ```yaml
-- name: Prune the cache before saving it
+- name: Don't prune the cache before saving it
   uses: astral-sh/setup-uv@11f9893b081a58869d3b5fccaea48c9e9e46f990 # v8.3.2
   with:
     enable-cache: true
-    prune-cache: true
+    prune-cache: false
 ```
 
 ## Cache Python installs
 
 By default, the Python install dir (`uv python dir` / `UV_PYTHON_INSTALL_DIR`) is not cached,
-for the same reason that pruning the dependency cache can improve performance on GitHub-hosted
-runners.
+for the same reason that the dependency cache is pruned.
 If you want to cache Python installs along with your dependencies, set the `cache-python` input to `true`.
 
 Note that this only caches Python versions that uv actually installs into `UV_PYTHON_INSTALL_DIR`

package-lock.json

@@ -27,7 +27,7 @@
         "@vercel/ncc": "^0.44.1",
         "esbuild": "^0.28.0",
         "jest": "^30.4.2",
-        "js-yaml": "^4.1.1",
+        "js-yaml": "^5.2.1",
         "ts-jest": "^29.4.11",
         "typescript": "^6.0.3"
       }
@@ -4365,16 +4365,25 @@
       "license": "MIT"
     },
     "node_modules/js-yaml": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.1.tgz",
-      "integrity": "sha512-qQKT4zQxXl8lLwBtHMWwaTcGfFOZviOJet3Oy/xmGk2gZH677CJM9EvtfdSkgWcATZhj/55JZ0rmy3myCT5lsA==",
+      "version": "5.2.1",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-5.2.1.tgz",
+      "integrity": "sha512-zfLtNfQqxVqq3uaTqSkh4x4hZw3KHobGUA0fJUj4wawW8bsQLTVqpHdXSIzidh7o+4lEW36tANuAGdaFx6Zgnw==",
       "dev": true,
-      "license": "MIT",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/puzrin"
+        },
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/nodeca"
+        }
+      ],
       "dependencies": {
         "argparse": "^2.0.1"
       },
       "bin": {
-        "js-yaml": "bin/js-yaml.js"
+        "js-yaml": "bin/js-yaml.mjs"
       }
     },
     "node_modules/jsesc": {
@@ -8617,9 +8626,9 @@
       "dev": true
     },
     "js-yaml": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.1.tgz",
-      "integrity": "sha512-qQKT4zQxXl8lLwBtHMWwaTcGfFOZviOJet3Oy/xmGk2gZH677CJM9EvtfdSkgWcATZhj/55JZ0rmy3myCT5lsA==",
+      "version": "5.2.1",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-5.2.1.tgz",
+      "integrity": "sha512-zfLtNfQqxVqq3uaTqSkh4x4hZw3KHobGUA0fJUj4wawW8bsQLTVqpHdXSIzidh7o+4lEW36tANuAGdaFx6Zgnw==",
       "dev": true,
       "requires": {
         "argparse": "^2.0.1"

package.json

@@ -46,7 +46,7 @@
     "@vercel/ncc": "^0.44.1",
     "esbuild": "^0.28.0",
     "jest": "^30.4.2",
-    "js-yaml": "^4.1.1",
+    "js-yaml": "^5.2.1",
     "ts-jest": "^29.4.11",
     "typescript": "^6.0.3"
   }