feat(memory,conversation): 记忆富化/证据包、时间线幂等字段与对话分段全链路
数据库 - 新增迁移 0003:timeline_events.memory_source_id 外键 → memory_sources,便于按 ingest 源做时间线幂等 后端 - 记忆 - 新增 ingest 后 LLM 富化(摘要/事实/时间线),可配置开关与最大字符数 - 新增证据包组装:合并 chunk、摘要、事实、时间线、故事等检索结果;支持空 query 时是否仍带 rolling 等开关 - repo/retriever/service/router/schemas/summarizer/timeline/extractor 等扩展;文档 memory-retrieval.md 更新 后端 - 对话 WS - 增加 PING/PONG;分段 ASR 日志与空音频处理;转写失败与「无助手回复」错误提示更明确 - 助手多段回复持久化使用统一分隔符,与分段逻辑一致 后端 - Agent - reply_limits:按 [SPLIT] 与段落拆段,并保证非空 fallback,供 WS 与 TTS 多段下发 后端 - 回忆录任务 - transcript ingest 记录 source_id;任务成功结?
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@@ -38,7 +38,7 @@ class TencentASRProvider:
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async def transcribe(self, audio: bytes, format: str = "m4a") -> str:
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client = self._get_client()
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if not client:
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return ""
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return "转写失败: 腾讯云 ASR 客户端未初始化(请检查密钥与依赖)"
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try:
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from tencentcloud.asr.v20190614 import models
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@@ -46,12 +46,26 @@ class TencentASRProvider:
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req = models.SentenceRecognitionRequest()
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req.EngSerViceType = "16k_zh"
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req.SourceType = 1
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req.VoiceFormat = format
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# 小写;与文档一致。iOS 常见为 m4a(AAC) 容器,与 16k 引擎匹配
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req.VoiceFormat = (format or "m4a").lower()
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req.Data = audio_base64
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req.DataLen = len(audio)
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resp = client.SentenceRecognition(req)
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return (resp.Result or "").strip()
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text = (resp.Result or "").strip()
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if text:
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return text
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err = getattr(resp, "Error", None) or getattr(resp, "Message", None)
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logger.warning(
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"Tencent ASR empty Result, audio_len={} format={} err={}",
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len(audio),
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req.VoiceFormat,
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err,
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)
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return (
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"转写失败: 腾讯云返回空文本(常见原因:采样率与 16k_zh 不匹配、"
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"格式不受支持或音频无效;请确认客户端为 16kHz 单声道 m4a)"
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)
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except Exception as e:
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logger.error("Tencent ASR transcribe failed: {}", e)
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return ""
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logger.error("Tencent ASR transcribe failed: {}", e, exc_info=True)
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return f"转写失败: {e}"[:500]
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