docs: v1.5.7 动态API提供商管理，OpenCode Go集成，Bug修复

app/routes/plans.py

@@ -467,7 +467,7 @@ def generate_plan():
             )
 
             # 真正调用API生成报告
-            _, ai_report, error, _ = generate_ai_report(
+            _, ai_report, error, extra = generate_ai_report(
                 student_name=student.name,
                 wechat_nickname=student.wechat_nickname or "",
                 problems=problem_data,
@@ -479,24 +479,46 @@ def generate_plan():
             )
 
             if error:
+                # 拼接详细的错误信息用于显示
+                display_error = f"AI生成失败: {error}"
+                if extra:
+                    debug_info = []
+                    if extra.get("prompt_tokens"):
+                        debug_info.append(f"输入token={extra['prompt_tokens']}")
+                    if extra.get("completion_tokens"):
+                        debug_info.append(f"输出token={extra['completion_tokens']}")
+                    if extra.get("finish_reason"):
+                        debug_info.append(f"finish={extra['finish_reason']}")
+                    if extra.get("raw_keys"):
+                        debug_info.append(f"keys={extra['raw_keys']}")
+                    if debug_info:
+                        display_error += " [" + ", ".join(debug_info) + "]"
                 yield sse_format(
                     {
                         "step": "ai_error",
-                        "message": f"AI生成失败: {error}",
+                        "message": display_error,
                         "progress": 80,
-                        "error": error,
+                        "error": display_error,
                     }
                 )
-                plan_content["ai_report_error"] = error
+                plan_content["ai_report_error"] = display_error
             else:
                 # 显示AI返回的报告长度
                 report_lines = len(ai_report.split("\n")) if ai_report else 0
+                detail_parts = [f"报告长度: {len(ai_report) if ai_report else 0} 字符, {report_lines} 行"]
+                if extra:
+                    if extra.get("prompt_tokens"):
+                        detail_parts.append(f"输入token: {extra['prompt_tokens']}")
+                    if extra.get("completion_tokens"):
+                        detail_parts.append(f"输出token: {extra['completion_tokens']}")
+                    if extra.get("finish_reason"):
+                        detail_parts.append(f"finish_reason: {extra['finish_reason']}")
                 yield sse_format(
                     {
                         "step": "ai_response",
                         "message": f"AI报告已生成",
                         "progress": 75,
-                        "detail": f"报告长度: {len(ai_report) if ai_report else 0} 字符, {report_lines} 行",
+                        "detail": " | ".join(detail_parts),
                     }
                 )
                 yield sse_format(
@@ -558,6 +580,7 @@ def generate_plan():
                     "ai_report": ai_report,
                     "prompt_length": prompt_length,
                     "ai_report_length": len(ai_report) if ai_report else 0,
+                    "ai_error": plan_content.get("ai_report_error", ""),
                 }
             )
         except Exception as e: