feat(voice): WhatsApp calling UI — inbox toggle, call widget, badges

Frontend for WhatsApp WABA calling: calling status toggle in inbox settings, WhatsApp Call channel tile, voice badges, call widget redesign, and conversation header call button.

app/javascript/dashboard/api/inboxes.js

@@ -52,6 +52,14 @@ class Inboxes extends CacheEnabledApiClient {
   resetSecret(inboxId) {
     return axios.post(`${this.url}/${inboxId}/reset_secret`);
   }
+
+  enableWhatsappCalling(inboxId) {
+    return axios.post(`${this.url}/${inboxId}/enable_whatsapp_calling`);
+  }
+
+  disableWhatsappCalling(inboxId) {
+    return axios.post(`${this.url}/${inboxId}/disable_whatsapp_calling`);
+  }
 }
 
 export default new Inboxes();

app/javascript/dashboard/api/specs/contacts.spec.js

@@ -41,7 +41,8 @@ describe('#ContactsAPI', () => {
     it('#getConversations', () => {
       contactAPI.getConversations(1);
       expect(axiosMock.get).toHaveBeenCalledWith(
-        '/api/v1/contacts/1/conversations'
+        '/api/v1/contacts/1/conversations',
+        { params: {} }
       );
     });