fix: adicionar Authorization header nos fetch diretos do import store

preview e confirm usavam fetch sem o header Bearer, causando 401.

Co-Authored-By: Claude Sonnet 4.6 <[email protected]>

apps/web/src/stores/import.ts

@@ -1,6 +1,11 @@
 import { defineStore } from 'pinia'
 import { ref } from 'vue'
 
+function authHeader(): Record<string, string> {
+  const token = localStorage.getItem('fc_token')
+  return token ? { Authorization: `Bearer ${token}` } : {}
+}
+
 export interface ImportRow {
   date: string
   amount: number
@@ -53,7 +58,7 @@ export const useImportStore = defineStore('import', () => {
     }
 
     try {
-      const res = await fetch('/api/imports/preview', { method: 'POST', body: form })
+      const res = await fetch('/api/imports/preview', { method: 'POST', body: form, headers: authHeader() })
       const data = await res.json()
       if (!res.ok) throw new Error(data.error ?? 'Erro no preview')
       rows.value = data.rows ?? []
@@ -71,7 +76,7 @@ export const useImportStore = defineStore('import', () => {
     try {
       const res = await fetch('/api/imports/confirm', {
         method: 'POST',
-        headers: { 'Content-Type': 'application/json' },
+        headers: { 'Content-Type': 'application/json', ...authHeader() },
         body: JSON.stringify({
           filename: filename.value,
           rows: rows.value,