Refactor backend and frontend cleanup paths

frontend/src/api/topics.js

@@ -4,26 +4,18 @@
  * Consumers: stores/topics.js
  */
 
-import { request } from './utils.js'
+import { request, jsonRequest } from './utils.js'
 
 export function listTopics() {
   return request('/api/topics')
 }
 
 export function createTopic({ name, description = '', color = '#6366f1' }) {
-  return request('/api/topics', {
-    method: 'POST',
-    headers: { 'Content-Type': 'application/json' },
-    body: JSON.stringify({ name, description, color }),
-  })
+  return jsonRequest('/api/topics', 'POST', { name, description, color })
 }
 
 export function updateTopic(id, patch) {
-  return request(`/api/topics/${id}`, {
-    method: 'PATCH',
-    headers: { 'Content-Type': 'application/json' },
-    body: JSON.stringify(patch),
-  })
+  return jsonRequest(`/api/topics/${id}`, 'PATCH', patch)
 }
 
 export function deleteTopic(id) {
@@ -31,9 +23,5 @@ export function deleteTopic(id) {
 }
 
 export function suggestTopics(documentId) {
-  return request('/api/topics/suggest', {
-    method: 'POST',
-    headers: { 'Content-Type': 'application/json' },
-    body: JSON.stringify({ document_id: documentId }),
-  })
+  return jsonRequest('/api/topics/suggest', 'POST', { document_id: documentId })
 }