Fix crashing if cache upload fails

dist/index.js

@@ -23,6 +23,13 @@ const exec_1 = __nccwpck_require__(1514);
 const fs_1 = __nccwpck_require__(7147);
 const os_1 = __nccwpck_require__(2037);
 const path_1 = __nccwpck_require__(1017);
+// Catch and log any unhandled exceptions. These exceptions can leak out of the
+// uploadChunk method in @actions/toolkit when a failed upload closes the file
+// descriptor causing any in-process reads to throw an uncaught exception.
+// Instead of failing this action, just warn.
+process.on('uncaughtException', (e) => {
+    (0, core_1.info)(`[warning]${e.message}`);
+});
 const restoreCaches = () => __awaiter(void 0, void 0, void 0, function* () {
     const cacheHits = { iso: true, kic: true, preload: true };
     if (!useCache()) {

src/cache.ts

@@ -2,12 +2,20 @@ import {
   restoreCache as restoreCacheAction,
   saveCache as saveCacheAction,
 } from '@actions/cache'
-import {getInput as getInputAction} from '@actions/core'
+import {info, getInput as getInputAction} from '@actions/core'
 import {exec} from '@actions/exec'
 import {existsSync} from 'fs'
 import {arch, homedir} from 'os'
 import {join} from 'path'
 
+// Catch and log any unhandled exceptions. These exceptions can leak out of the
+// uploadChunk method in @actions/toolkit when a failed upload closes the file
+// descriptor causing any in-process reads to throw an uncaught exception.
+// Instead of failing this action, just warn.
+process.on('uncaughtException', (e) => {
+  info(`[warning]${e.message}`)
+})
+
 type CacheHits = {
   iso: boolean
   kic: boolean