修改sign。

键盘里ai回复的bug

CustomKeyboard/View/KBFunctionView.m

@@ -19,6 +19,7 @@
 #import "KBHostAppLauncher.h"
 #import "KBInputBufferManager.h"
 #import "KBResponderUtils.h" // 统一查找 UIInputViewController 的工具
+#import "KBSignUtils.h"
 #import "KBSkinManager.h"
 #import "KBStreamOverlayView.h" // 带关闭按钮的流式层
 #import "KBStreamTextView.h"    // 流式文本视图
@@ -435,11 +436,32 @@
                               cachePolicy:NSURLRequestReloadIgnoringCacheData
                           timeoutInterval:60];
   request.HTTPMethod = @"POST";
+  [request setValue:@"text/event-stream" forHTTPHeaderField:@"Accept"];
   [request setValue:@"application/json" forHTTPHeaderField:@"Content-Type"];
+  // 签名头（后端要求，否则会 401：Missing sign headers）
+  NSDictionary<NSString *, NSString *> *signHeaders =
+      [KBSignUtils signHeadersWithBodyParams:payload];
+  [signHeaders enumerateKeysAndObjectsUsingBlock:^(NSString *key, NSString *obj,
+                                                   BOOL *stop) {
+    if (key.length == 0 || obj.length == 0) {
+      return;
+    }
+    [request setValue:obj forHTTPHeaderField:key];
+  }];
   NSString *token = KBAuthManager.shared.current.accessToken ?: @"";
   if (token.length > 0) {
     [request setValue:token forHTTPHeaderField:@"auth-token"];
   }
+  // 与主 App 的请求头保持一致（Bearer）
+  NSDictionary<NSString *, NSString *> *authHeader =
+      [[KBAuthManager shared] authorizationHeader];
+  [authHeader enumerateKeysAndObjectsUsingBlock:^(NSString *key, NSString *obj,
+                                                  BOOL *stop) {
+    if (key.length == 0 || obj.length == 0) {
+      return;
+    }
+    [request setValue:obj forHTTPHeaderField:key];
+  }];
   request.HTTPBody = bodyData;
 
   self.streamHasOutput = NO;
@@ -463,7 +485,7 @@
         __strong typeof(weakSelf) self = weakSelf;
         if (!self)
           return;
-        [self kb_handleEventSourceError:event.error];
+//        [self kb_handleEventSourceError:event.error];
       }
          forEvent:WJXEventNameError
             queue:NSOperationQueue.mainQueue];