feat: 添加结构化日志系统,更新LLM配置与全部文档
新增: - backend/logger.py — 集中日志模块 (JSON格式 + trace_id + 独立llm.log) - @log_node / @_log_route 装饰器覆盖17个节点和8个路由 改进: - backend/llm.py — _LLMLoggingWrapper 自动记录LLM输入输出 - backend/llm.py — API Key优先读ANTHROPIC_API_KEY,模型名改为MiniMax-M2.7 - backend/llm.py — get_llm() 新增caller参数标识调用来源 - backend/validation.py — 新增验证结果/连接失败日志 - backend/session.py — 新增会话创建/删除日志 - app.py — 新增用户交互日志 (输入/执行/异常/会话操作) - app.py — 提前导入torchvision抑制transformers懒加载报错 - .env.example — 新增LOG_DIR/LOG_LEVEL/ANTHROPIC_API_KEY等配置项 - .gitignore — 新增logs/和db/忽略规则 文档: - ROADMAP.md — 新增阶段四: 可观测性 - README.md — 补充日志架构/LLM配置/项目结构 - CLAUDE.md — 同步最新配置/日志/MAX_RETRY(3) - CODE_GUIDE.md — 新增第15章日志系统,更新架构图/LLM/配置
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@@ -5,22 +5,37 @@ import os
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import httpx
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from dotenv import load_dotenv
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from backend.logger import get_logger
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load_dotenv()
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_val_log = get_logger("validation")
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VALIDATION_URL = os.getenv("VALIDATION_SERVICE_URL", "http://localhost:8001/validate")
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def validate_jrxml(jrxml_text: str) -> dict:
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"""将 JRXML 发送到验证服务并返回 {valid: bool, error: str}。"""
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jrxml_length = len(jrxml_text)
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try:
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with httpx.Client(timeout=30.0) as client:
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resp = client.post(VALIDATION_URL, json={"jrxml": jrxml_text})
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resp.raise_for_status()
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return resp.json()
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result = resp.json()
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_val_log.info(
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"验证完成",
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extra={
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"valid": result.get("valid"),
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"error": result.get("error", ""),
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"jrxml_length": jrxml_length,
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},
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)
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return result
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except httpx.ConnectError:
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return {
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"valid": False,
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"error": f"无法连接到验证服务 ({VALIDATION_URL})。是否正在运行?",
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}
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error_msg = f"无法连接到验证服务 ({VALIDATION_URL})。是否正在运行?"
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_val_log.error("验证服务连接失败", extra={"error": error_msg, "url": VALIDATION_URL})
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return {"valid": False, "error": error_msg}
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except Exception as e:
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return {"valid": False, "error": f"验证请求失败: {str(e)}"}
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error_msg = f"验证请求失败: {str(e)}"
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_val_log.error("验证请求异常", extra={"error": str(e), "url": VALIDATION_URL})
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return {"valid": False, "error": error_msg}
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