Added cache-hit output

action.yml

@@ -1,6 +1,10 @@
 name: Setup uv cache
 description: Composite action to determine uv cache dir and restore cache.
 author: Daniel Fichtinger
+outputs:
+  uv-cache-hit:
+    description: "Whether the uv cache was restored"
+    value: ${{ steps.cache-restore.outputs.cache-hit }}
 runs:
   using: "composite"
   steps:
@@ -10,6 +14,7 @@ runs:
       run: |
         echo "dir=$(uv cache dir)" >> "$GITHUB_OUTPUT"
     - name: Restore uv cache
+      id: cache-restoree
       uses: actions/cache@v4
       with:
         path: ${{ steps.uv-cache.outputs.dir }}