solid-notifications

Objectives : apply solid-notifications protocol https://solid.github.io/notifications/protocol
and compatibility with CSS implementation https://github.com/CommunitySolidServer/CommunitySolidServer/documentation/markdown/usage/notifications.md

• discovery subscription service : link header (relative URL ?)
  link: <.well-known/solid-notifications>; rel="http://www.w3.org/ns/solid/terms#storageDescription"
• turtle subscription service document (if turtle relative ?)
  - [ ] WebSocketChannel2023 : podRoot/.notifications/WebSocketChannel2023/
  - [ ] WebHookChannel2023 : podRoot/.notifications/WebHookChannel2023/
• subscription
  - [ ] authenticated json-ld POST
  - [ ] read followed item
  - [ ] json-ld response (contains subscription URL)
• default duration of the subscription URL) : 2 weeks (?)
• unsubscribe : DELETE the subscription url received in the subscription response (no need to be authenticated)
• notifications messages json-ld
  - [ ] notification types
  - [ ] extra features

先將 Solid Notifications 協定與連結的 CommunitySolidServer 相容性文件進行比較，然後將檢查清單中的每個項目對應到 node-solid-server 中現有的通知相關程式碼。完成的標準是實作並測試 discovery、subscription、channel documents、unsubscribe 行為、duration 和 JSON-LD notification messages，包括列出的 notification types 和 features。