💬 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/schema/convoSchema.js

@@ -37,6 +37,9 @@ const convoSchema = mongoose.Schema(
     files: {
       type: [String],
     },
+    expiredAt: {
+      type: Date,
+    },
   },
   { timestamps: true },
 );
@@ -50,6 +53,8 @@ if (process.env.MEILI_HOST && process.env.MEILI_MASTER_KEY) {
   });
 }
 
+// Create TTL index
+convoSchema.index({ expiredAt: 1 }, { expireAfterSeconds: 0 });
 convoSchema.index({ createdAt: 1, updatedAt: 1 });
 convoSchema.index({ conversationId: 1, user: 1 }, { unique: true });