Make post-if conditional on save-always

.github/workflows/ci.yml

@@ -14,10 +14,33 @@ jobs:
 
       - uses: ./
         id: vcpkg
-        with: { committish: "0e47c1985273129e4d0ee52ff73bed9125555de8" }
+        with:
+          committish: "7adc2e4d49e8d0efc07a369079faa6bc3dbb90f3"
+          cache-version: default
 
       - run: |
           printf $'Cache hit: \'%s\'\nVCPKG_DEFAULT_BINARY_CACHE: \'%s\'\n' \
             "${{ steps.vcpkg.outputs.cache-hit }}" \
             "$VCPKG_DEFAULT_BINARY_CACHE"
           $VCPKG_ROOT/vcpkg version
+
+  build-save-always:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: ./
+        id: vcpkg
+        with:
+          committish: "7adc2e4d49e8d0efc07a369079faa6bc3dbb90f3"
+          cache-version: save-always
+          save-always: true
+
+      - run: |
+          printf $'Cache hit: \'%s\'\nVCPKG_DEFAULT_BINARY_CACHE: \'%s\'\n' \
+            "${{ steps.vcpkg.outputs.cache-hit }}" \
+            "$VCPKG_DEFAULT_BINARY_CACHE"
+          $VCPKG_ROOT/vcpkg version
+
+      - run: "false"

action.yaml

@@ -67,6 +67,10 @@ inputs:
     default: "false"
     description: Disables the cache saving post step if true.
 
+  save-always:
+    default: "false"
+    description: Always run the "post" script to save whatever is in the cache.
+
 outputs:
   cache-hit:
     description: >-
@@ -77,4 +81,4 @@ runs:
   using: node20
   main: dist/main.js
   post: dist/post.js
-  post-if: success()
+  post-if: github.event.inputs.save-always || success()