feat: add loading to ChatContainer and set font family to inter and add tooltip to Form.Item and download documents on the document list page (#136)

* feat: download documents on the document list page

* feat: add tooltip to Form.Item

* feat: set font family to inter

* feat: add loading to ChatContainer

* feat: add the model

* feat: add SystemModelSettingModal

feat: submit api key and add language to Configuration and fetch llm factory list on UserSettingModel mount (#121)

* feat: fetch llm factory list on UserSettingModel mount

* feat: add language to Configuration

* feat: submit api key

feat: rename conversation and delete conversation and preview reference image and fetch file thumbnails (#79)

* feat: fetch file thumbnails

* feat: preview reference image

* feat: delete conversation

* feat: rename conversation

* feat: extract SimilaritySlider

* feat: create a chat assistant

* feat: modify routing to nested mode

* feat: rename document