[Pipeline 文档验收]：完成开源语音助手式运行说明，包含配置、验收命令和OpenSpec校验

.env.example

@@ -12,6 +12,12 @@ OWNER_WAKE_KWS_THRESHOLD=0.15
 OWNER_WAKE_KWS_SCORE=1.0
 OWNER_WAKE_ACK_TEXT=我在
 OWNER_POST_PLAYBACK_DRAIN_MS=50
+OWNER_PIPELINE_MODE=live_turn_based
+OWNER_ENDPOINT_MODE=primary_speaker
+OWNER_SPEAKER_PROFILE_MS=600
+OWNER_SPEAKER_ABSENT_MS=300
+OWNER_SPEAKER_SIMILARITY_THRESHOLD=0.70
+OWNER_SPEAKER_MIN_RMS=0.012
 OWNER_VAD_PROVIDER=hybrid
 OWNER_VAD_THRESHOLD=0.5
 OWNER_VAD_MIN_DURATION_MS=250
@@ -23,6 +29,7 @@ OWNER_ASR_MODEL=mimo-v2.5-asr
 OWNER_TTS_MODEL=mimo-v2.5-tts
 OWNER_TTS_VOICE=mimo_default
 OWNER_SPEECH_MODELS_DIR=models
+OWNER_CONTEXT_MODE=session_memory
 OWNER_CONTEXT_MAX_MESSAGES=12
 OWNER_CONTEXT_MAX_CHARS=12000
 OWNER_WAKE_WORD=小杰小杰