Update 447 draft

_i18n/ja/_posts/2019/2019-08-03-447draft.md

@@ -2,7 +2,7 @@
 title: "2019-08-03のJS: "
 author: "azu"
 layout: post
-date : 2019-08-03T02:59:19.154Z
+date : 2019-08-03T06:51:20.074Z
 category: JSer
 tags:
 -
@@ -29,6 +29,17 @@ Fetch Metadataリクエストヘッダ(`Sec-Fetch-*`)の実装、フラグ付き
 - [Deprecations and removals in Chrome 76  |  Web  |  Google Developers](https://developers.google.com/web/updates/2019/06/chrome-76-deps-rems "Deprecations and removals in Chrome 76  |  Web  |  Google Developers")
 - [w3c/webappsec-fetch-metadata: WebAppSec has adopted sec-metadata as fetch-metadata](https://github.com/w3c/webappsec-fetch-metadata "w3c/webappsec-fetch-metadata: WebAppSec has adopted sec-metadata as fetch-metadata")
 
+----
+
+## Release Workbox v5.0.0-alpha.0 · GoogleChrome/workbox
+[github.com/GoogleChrome/workbox/releases/tag/v5.0.0-alpha.0](https://github.com/GoogleChrome/workbox/releases/tag/v5.0.0-alpha.0 "Release Workbox v5.0.0-alpha.0 · GoogleChrome/workbox")
+<p class="jser-tags jser-tag-icon"><span class="jser-tag">ServiceWorker</span> <span class="jser-tag">ReleaseNote</span> <span class="jser-tag">JavaScript</span></p>
+
+Service WorkerフレームワークのWorkbox 5αリリース。
+Service WorkerのRuntimeをCDNからではなく、ローカルを生成したものを使うように。
+`injectManifest`で置換されるプレースホルダが`[]`から`self.__WB_MANIFEST`に変更など
+
+
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 <h1 class="site-genre">アーティクル</h1>