feat(api): add submitCompanyProfileWithDocuments helper for wizard

src/lib/api.ts

@@ -238,3 +238,36 @@ export async function uploadDocument(rolePrefix: string, file: File, documentTyp
   }
   return res.json();
 }
+
+/**
+ * Submit a COMPANY profile + documents in a single multipart POST.
+ * Used by the 3-step wizard on the Company dashboard.
+ * Returns: { verification_id, status, documents_uploaded, documents_failed, storage_backend, document_errors? }
+ */
+export async function submitCompanyProfileWithDocuments(
+  profileData: Record<string, any>,
+  documents: Array<{ documentType: string; file: File }>
+): Promise<any> {
+  const token = typeof window !== 'undefined'
+    ? (sessionStorage.getItem('nxtgauge_access_token') || '')
+    : '';
+  const fd = new FormData();
+  fd.append('profile', JSON.stringify(profileData));
+  for (const { documentType, file } of documents) {
+    // Append a stable filename so the backend can derive document_type from the stem
+    fd.append('documents', file, `${documentType}_${file.name}`);
+  }
+  const res = await fetch(`${API}/api/companies/profile/submit-with-documents`, {
+    method: 'POST',
+    headers: token ? { Authorization: `Bearer ${token}` } : {},
+    credentials: 'include',
+    body: fd,
+  });
+  const text = await res.text().catch(() => '');
+  if (!res.ok) {
+    let msg = `Submit failed: ${res.status}`;
+    try { msg = JSON.parse(text).error || msg; } catch { /* keep default */ }
+    throw new Error(msg);
+  }
+  return text ? JSON.parse(text) : {};
+}