feat: 优化导出订阅/文件逻辑

Author: xream

backend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "sub-store",
-  "version": "2.36.18",
+  "version": "2.36.19",
   "description": "Advanced Subscription Manager for QX, Loon, Surge, Stash and Shadowrocket.",
   "main": "src/main.js",
   "packageManager": "pnpm@11.0.9",

backend/src/restful/collections.js

@@ -46,6 +46,7 @@ function getCollection(req, res) {
     if (collection) {
         if (raw) {
             res.set('content-type', 'application/json')
+                .set('access-control-expose-headers', 'content-disposition')
                 .set(
                     'content-disposition',
                     `attachment; filename="${encodeURIComponent(

backend/src/restful/file.js

@@ -424,6 +424,7 @@ function getWholeFile(req, res) {
     if (file) {
         if (raw) {
             res.set('content-type', 'application/json')
+                .set('access-control-expose-headers', 'content-disposition')
                 .set(
                     'content-disposition',
                     `attachment; filename="${encodeURIComponent(

backend/src/restful/subscriptions.js

@@ -256,6 +256,7 @@ function getSubscription(req, res) {
     if (sub) {
         if (raw) {
             res.set('content-type', 'application/json')
+                .set('access-control-expose-headers', 'content-disposition')
                 .set(
                     'content-disposition',
                     `attachment; filename="${encodeURIComponent(