### What problem does this PR solve?
fix: #209 after saving the knowledge base configuration, jump to the
dataset page
feat: translate ConfigurationForm
feat: translate KnowledgeTesting
feat: translate document list page
feat: translate knowledge list page
Issue link: #209
### Type of change
- [x] Bug Fix (non-breaking change which fixes an issue)
* feat: add loading to all pages
* fix: disable sending messages if both application and conversation are empty
* feat: add chatSpin class to Spin of chat