fix: restore coding history and quota feedback

electron/coding-runtime/pi/event-projector.ts

@@ -6,8 +6,8 @@ import type {
   ConversationToolNode,
   PublicUsage,
 } from '../contracts';
-import { isAIGatewayUserContextMissing } from '../../../shared/ai-gateway-error-details';
 import type { PiRpcEvent } from './rpc-client';
+import { projectPiProviderFailure } from './provider-failure';
 import { subagentDetailsOfResult } from '../subagent-protocol';
 import {
   isProductToolName,
@@ -45,17 +45,6 @@ function retryFailure(message: string) {
   };
 }
 
-function providerFailure(message: unknown) {
-  if (typeof message === 'string' && isAIGatewayUserContextMissing(message)) {
-    return {
-      code: 'CODING_PROVIDER_AUTH_REQUIRED' as const,
-      message: '模型服务身份上下文无效，请重试；若仍失败请重新登录。',
-      recoverable: true,
-    };
-  }
-  return retryFailure('模型服务请求失败，请稍后重试。');
-}
-
 function asRecord(value: unknown): Record<string, unknown> | null {
   return value !== null && typeof value === 'object' && !Array.isArray(value)
     ? value as Record<string, unknown>
@@ -294,7 +283,7 @@ export class PiEventProjector {
           ...run,
           status: 'error',
           terminalReason: 'failed',
-          error: providerFailure(event.finalError),
+          error: projectPiProviderFailure(event.finalError),
         },
       }];
     }
@@ -485,7 +474,7 @@ export class PiEventProjector {
             ...snapshot.run,
             status: 'error',
             terminalReason: 'failed',
-            error: providerFailure(assistant.errorMessage),
+            error: projectPiProviderFailure(assistant.errorMessage),
           },
         }];
       }