Use the current conversation name as a placeholder title for the renaming operation

Signed-off-by: Marco Ambrosini <marcoambrosini@pm.me>

src/components/RightSidebar/RightSidebar.vue

@@ -459,6 +459,8 @@ export default {
 		},
 
 		handleRenameConversation() {
+			// Copy the current conversation's title into the renaming title
+			this.conversationName = this.title
 			this.isRenamingConversation = true
 		},