H-16: align takeover with channel AI workflow (#2)

* feat(conversations): complete manual AI takeover

* fix(conversations): align AI takeover flow with channel AI

* fix(conversations): close takeover review gaps

---------

Co-authored-by: Rogee <rogee@ipao.vip>

frontend/app/javascript/dashboard/api/inbox/conversation.js

@@ -62,13 +62,20 @@ class ConversationApi extends ApiClient {
     });
   }
 
-  assignAgent({ conversationId, agentId, assigneeType }) {
+  assignAgent({ conversationId, agentId }) {
     return axios.post(`${this.url}/${conversationId}/assignments`, {
       assignee_id: agentId,
-      assignee_type: assigneeType,
     });
   }
 
+  startAITakeover(conversationId) {
+    return axios.post(`${this.url}/${conversationId}/ai_takeover`);
+  }
+
+  exitAITakeover(conversationId) {
+    return axios.delete(`${this.url}/${conversationId}/ai_takeover`);
+  }
+
   assignTeam({ conversationId, teamId }) {
     const params = { team_id: teamId };
     return axios.post(`${this.url}/${conversationId}/assignments`, params);
@@ -111,7 +118,9 @@ class ConversationApi extends ApiClient {
   }
 
   sendEmailTranscript({ conversationId, email }) {
-    return axios.post(`${this.url}/${conversationId}/transcript`, { email });
+    return axios.post(`${this.url}/${conversationId}/transcript`, {
+      email,
+    });
   }
 
   updateCustomAttributes({ conversationId, customAttributes }) {