同じキャッシュを複数回削除しないようにする (#1271)

* 同じキャッシュを複数回削除しないようにする

* README修正 (#1273)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

* dist反映 (#1272)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

---------

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: massongit

dist/clean-cache.js

@@ -43,14 +43,16 @@ export async function script(
   let actionsGetActionsCacheList: PaginatingEndpoints["GET /repos/{owner}/{repo}/actions/caches"]["response"]["data"]["actions_caches"] =
     await getActionsGetActionsCacheList(github, context);
   let sumSize = getSumSize(actionsGetActionsCacheList);
+  const deletedActionCacheKeys: string[] = [];
 
   for (let i = 0; i < 40 && 7 * 1024 * 1024 * 1024 < sumSize; i++) {
     const actionCache = actionsGetActionsCacheList.shift();
 
     if (
       actionCache === undefined ||
       actionCache.key === undefined ||
-      actionCache.size_in_bytes === undefined
+      actionCache.size_in_bytes === undefined ||
+      deletedActionCacheKeys.includes(actionCache.key)
     ) {
       continue;
     }
@@ -83,6 +85,7 @@ export async function script(
       throw e;
     }
 
+    deletedActionCacheKeys.push(actionCache.key);
     sumSize -= actionCache.size_in_bytes;
   }
 }