增加气站合同附件受控上传与预览

frontend/gas_admin/src/api/contract-attachment.ts

@@ -4,9 +4,9 @@
  */
 import { getToken } from '@/utils/auth';
 
-const platformApiBaseURL =
+const gasApiBaseURL =
   import.meta.env.VITE_API_BASE_URL ||
-  'http://localhost:12426/heqi/platform/v1';
+  'http://localhost:12426/heqi/gas/v1';
 
 export type ContractAttachmentMetadata = {
   has_file: boolean;
@@ -36,7 +36,7 @@ async function upload(file: File): Promise<ContractAttachmentUploadReply> {
   const form = new FormData();
   form.append('file', file);
   const response = await fetch(
-    `${platformApiBaseURL}/gasorder_contract/attachment/upload`,
+    `${gasApiBaseURL}/gasorder_contract/attachment/upload`,
     { method: 'POST', headers: authorizationHeaders(), body: form },
   );
   const payload = (await response.json()) as ApiEnvelope<ContractAttachmentUploadReply>;
@@ -49,7 +49,7 @@ async function upload(file: File): Promise<ContractAttachmentUploadReply> {
 /** 使用受签名保护的清理凭证删除尚未绑定的临时文件。 */
 async function cleanup(cleanupToken: string): Promise<void> {
   const response = await fetch(
-    `${platformApiBaseURL}/gasorder_contract/attachment/cleanup`,
+    `${gasApiBaseURL}/gasorder_contract/attachment/cleanup`,
     {
       method: 'POST',
       headers: { 'Content-Type': 'application/json', ...authorizationHeaders() },
@@ -64,7 +64,7 @@ async function cleanup(cleanupToken: string): Promise<void> {
 /** 获取鉴权 PDF Blob；内部存储 URI 始终不会暴露给浏览器。 */
 async function load(identity: string): Promise<Blob> {
   const response = await fetch(
-    `${platformApiBaseURL}/gasorder_contract/${encodeURIComponent(identity)}/attachment`,
+    `${gasApiBaseURL}/gasorder_contract/${encodeURIComponent(identity)}/attachment`,
     { headers: authorizationHeaders() },
   );
   if (!response.ok) throw new Error('合同附件不可用，请重新上传');