refactor: improve import order and code formatting

- Reordered and grouped imports consistently in backend and frontend files for better readability.
- Applied indentation and formatting fixes across frontend components, services, and backend modules.
- Adjusted multiline method calls and type definitions for improved clarity.

frontend/src/services/message.service.ts

@@ -30,7 +30,9 @@ export const MessageService = {
 	},
 
 	async getMessages(conversationId: string): Promise<Message[]> {
-		const { data } = await api.get<Message[]>(`/messages/conversations/${conversationId}`);
+		const { data } = await api.get<Message[]>(
+			`/messages/conversations/${conversationId}`,
+		);
 		return data;
 	},