fix checks

src/delete.ts

@@ -128,7 +128,9 @@ export function finalIds(input: Input): Observable<string[]> {
     }
   }
 
-  return throwError(`no package id found`)
+  return throwError(
+    "Could not get packageVersionIds. Explicitly specify using the 'package-version-ids' input"
+  )
 }
 
 export function deleteVersions(input: Input): Observable<boolean> {

src/input.ts

@@ -54,8 +54,7 @@ export class Input {
       this.owner &&
       this.repo &&
       this.packageName &&
-      this.numOldVersionsToDelete > 0 &&
-      this.minVersionsToKeep >= 0 &&
+      this.numOldVersionsToDelete >= 0 &&
       this.token
     )
   }