fix: 只读/调试模式允许读取传输请求与版本（enableTransports 只控制只读传输工具族，写仍由 allowedPackages/allowTransportableEdits 拦截）

index.js

@@ -65,8 +65,12 @@ const ROUTE_PREFIX = '/abap-adt'
  */
 const MODE_POLICIES = {
   'read-only': {
-    enableTransports: false,
-    allowedTransports: '__READ_ONLY_NO_TRANSPORT__',
+    // Transport READS stay available in read-only mode: `enableTransports`
+    // gates the transport tool family (adt_transports / adt_object_versions —
+    // both read-only tools); writes are blocked by the package sentinel below
+    // plus allowTransportableEdits=false.
+    enableTransports: true,
+    allowedTransports: '*',
     allowTransportableEdits: false,
     allowedPackages: '__READ_ONLY_NO_PACKAGE__',
     allowExecution: false,
@@ -75,8 +79,10 @@ const MODE_POLICIES = {
     allowDebugVariables: false,
   },
   debug: {
-    enableTransports: false,
-    allowedTransports: '__READ_ONLY_NO_TRANSPORT__',
+    // Same transport-read exception as read-only; the debugger/execution are
+    // what this mode adds.
+    enableTransports: true,
+    allowedTransports: '*',
     allowTransportableEdits: false,
     allowedPackages: '__READ_ONLY_NO_PACKAGE__',
     allowExecution: true,