Fixed the following 5 issues.
- In a new Chat, the "Share" button could not be clicked without reloading the page, but it can now be clicked.
- In a new Chat, the rename/delete menu would not appear without reloading the page, but it now appears correctly.
- If the connection was interrupted mid-response, an error would occur, but the response is now re-fetched and displayed.
- When opening a shared Chat, the "Thinking..." indicator during generation or the completed response would sometimes not appear, but they now display correctly.
- In tables extracted from notes or knowledge sources, line breaks inside cells were displayed as the literal text "<br>", but they are now rendered as actual line breaks.