💬 feat: Temporary Chats (#5493)

* feat: add expiredAt property to Conversation and Message models

Added `expiredAt` property to both Conversation and Message schemas.
Configured `expireAfterSeconds` index in MongoDB to automatically delete documents after a specified period.

* feat(data-provider): add isTemporary and expiredAt properties to support temporary chats

Added `isTemporary` property to TPayload and TSubmission for API calls for temporary chat.
Additionally, added `expiredAt` property to `tConversationSchema` to determine if a chat is temporary.

* feat: implement isTemporary state management

Add Recoil state for tracking temporary conversations, update event handlers to respect temporary chat status

* feat: add configuration to interfaceconfig to hide the temporary chat switch

* feat: add Temporary Chat UI with switch and modify related behaviors

- Added a Temporary Chat switch button at the end of dropdown lists in each model.
- Updated the form background color to black when Temporary Chat is enabled.
- Modified Navigation to exclude Temporary Chats from the chat list.

* fix: exclude Temporary Chats from search results

Updated the getConvosQueried query to ensure that Temporary Chats are not included in the search results.

* fix: hide bookmark button for Temporary Chats

Updated the UI to ensure that the bookmark button is not displayed when a chat is as Temporary Chat.

* chore: update isTemporary state management in ChatRoute

* chore: fix to pass the tests

api/models/Message.js

@@ -52,6 +52,15 @@ async function saveMessage(req, params, metadata) {
       user: req.user.id,
       messageId: params.newMessageId || params.messageId,
     };
+
+    if (req?.body?.isTemporary) {
+      const expiredAt = new Date();
+      expiredAt.setDate(expiredAt.getDate() + 30);
+      update.expiredAt = expiredAt;
+    } else {
+      update.expiredAt = null;
+    }
+
     const message = await Message.findOneAndUpdate(
       { messageId: params.messageId, user: req.user.id },
       update,