added save-always input

action.yml

@@ -26,6 +26,10 @@ inputs:
     description: 'Check if a cache entry exists for the given input(s) (key, restore-keys) without downloading the cache'
     default: 'false'
     required: false
+  save-always:
+    description: 'Run the post step to save the cache even if another step before fails'
+    default: 'false'
+    required: false    
 outputs:
   cache-hit:
     description: 'A boolean value to indicate an exact match was found for the primary key'
@@ -33,7 +37,7 @@ runs:
   using: 'node16'
   main: 'dist/restore/index.js'
   post: 'dist/save/index.js'
-  post-if: success()
+  post-if: "success() || github.event.inputs.save-always"
 branding:
   icon: 'archive'
   color: 'gray-dark'