v0.8.0-prerelease9

Full Changelog: v0.8.0-prerelease8...v0.8.0-prerelease9

fix: sendToMainWindowAndAwait error when app on background
refactor: use workspaceID instead of wikiFolderLocation in wiki methods (this may cause bug, need more test)
feat: sync all subwiki together, if main workspace set to sync