feat: support concurrent Reddit accounts

apps/dashboard/src/features/conversations/conversation-api.ts

@@ -36,7 +36,7 @@ export interface ConversationApi {
   suggestMediaAsk(id: string): Promise<string>;
   processedPosts(username: string): Promise<ProcessedPost[]>;
   sendReply(id: string, message: string): Promise<SuccessResponse>;
-  startConversation(username: string, message: string): Promise<ActiveChat>;
+  startConversation(accountId: string, username: string, message: string): Promise<ActiveChat>;
 }
 
 export function createConversationApi(fetchImplementation?: typeof fetch): ConversationApi {
@@ -83,8 +83,9 @@ export function createConversationApi(fetchImplementation?: typeof fetch): Conve
         SuccessResponseSchema,
       );
     },
-    async startConversation(username, message) {
+    async startConversation(accountId, username, message) {
       const body = StartConversationRequestSchema.parse({
+        accountId,
         username: username.trim().replace(/^u\//i, ''),
         message: message.trim(),
       });