VSCode DevContainer で SyntaxError Unexpected end of JSON input エラーが発生した

url: https://qiita.com/f-shoya/items/5e783f04334caaf1d251
title: "VSCodeでdevcontainerが開けなくなった(SyntaxError: Unexpected end of JSON input) - Qiita"
description: "初めまして､fsd-shoyaです｡ 初投稿になりますので間違いなどありましたらお知らせ下さい｡ 今回は､devcontainerで詰まってしまった原因と解決策について投稿させて頂きます｡ はじまり いつも通りVSCodeを起動して､作業を開始しようとしたら､devcon..."
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url: https://github.com/microsoft/vscode-remote-release/issues/8624
title: "Can not start devcontainer: SyntaxError: Unexpected end of JSON input parsing product.json · Issue #8624 · microsoft/vscode-remote-release"
description: "Environment VSCode Version: 1.79.2 (Universal) Local OS Version: OSX Montery 12.6.6 Apple M1 Pro 16-inch, 2021 Remote OS Version: Debian 11 (bullseye) 21G646 Remote Extension/Connection Type:v0.295..."
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下記コマンドで vscode ボリュームを /vscode にアタッチし、その中にあるゴミディレクトリを消すことで治りました。

docker run -it --rm -v vscode:/vscode ubuntu

devcontainer は volume を専用で作成し、そのなかで作業しているようです。 よって、 vscode voulme の中に入り、壊れた json (product.json) を消せばよいです。

competitive on  main [!] via 🌙 [☁️ ] took 2m43s
❯ docker volume ls
DRIVER    VOLUME NAME
local     vscode