refactor: folder strcuture

[LucasXu0]

Feature Preview

• integrate apis
  • get folder list {{APPFLOWY_BASE_URL}}/api/workspace/{{CURRENT_WORKSPACE_ID}}/folder
  • create space {{APPFLOWY_BASE_URL}}/api/workspace/{{CURRENT_WORKSPACE_ID}}/space
  • update space {{APPFLOWY_BASE_URL}}/api/workspace/{{CURRENT_WORKSPACE_ID}}/space
  • update view {{APPFLOWY_BASE_URL}}/api/workspace/{{CURRENT_WORKSPACE_ID}}/page-view/{{page_id}}
  • move view {{APPFLOWY_BASE_URL}}/api/workspace/{{CURRENT_WORKSPACE_ID}}/page-view/{{page_id}}/move
  • create view {{APPFLOWY_BASE_URL}}/api/workspace/{{CURRENT_WORKSPACE_ID}}/page-view
  • duplicate view {{APPFLOWY_BASE_URL}}/api/workspace/{{CURRENT_WORKSPACE_ID}}/page-view/{{CURRENT_PAGE_ID}}/duplicate
  • move page to trash
  • restore the page from trash
  • favorite
  • unfavorite
• integrate the new apis in workspace service
  • remove the collab calls
  • switch the space
  • expand or collapse the space
  • update folder views after switching to another workspace
  • update view
  • update space
  • create view
  • create space
  • duplicate view
  • move page to trash
  • restore the page from trash
  • favorite
  • unfavorite
  • ...
• Space bloc
  • create space
  • duplicate space
  • change space icon
  • delete space
  • reanme space
  • switch space
  • manage space
• Folder view bloc
  • create page
  • duplicate page
  • change page icon
  • delete page
  • reanme page
  • add / remove from favorite
  • move to trash
  • restore from trash
• Favorite Bloc
  • add to favorite
  • remove from favorite
  • pin
  • unpin
• online: presist the request data
• offline: presist the operations

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PR Checklist

• My code adheres to AppFlowy's Conventions
• I've listed at least one issue that this PR fixes in the description above.
• I've added a test(s) to validate changes in this PR, or this PR only contains semantic changes.
• All existing tests are passing.