LLM_BASE_URL=https://openrouter.ai/api/v1
LLM_API_KEY=your_openrouter_key_here
LLM_MODEL_NAME=qwen/qwen3.5-35b-a3b
LLM_TIMEOUT=60.0
LLM_ENABLE_THINKING=false
VLLM_ENGINE=false

# Deepseek API (decompose step only, Package 6)
DP_BASE_URL=https://api.deepseek.com
DP_API_KEY=your_deepseek_key_here
DP_MODEL_NAME=deepseek-v4-pro

EMBEDDING_MODEL=qwen/qwen3-embedding-4b
EMBEDDING_BASE_URL=https://openrouter.ai/api/v1
EMBEDDING_API_KEY=

CHROMA_DB_PATH=./chroma_db

CHUNK_SIZE=1000
CHUNK_OVERLAP=200
RETRIEVAL_N_RESULTS=10
RELEVANCE_THRESHOLD=7.0

# SQLite databases (Package 3)
PROMPTS_DB_PATH=./data/prompts.db
HISTORY_DB_PATH=./data/history.db

CORS_ORIGINS=["http://localhost:5173","http://localhost:3000"]

# -------- ASR Configuration (Phase 2 + Phase 5) --------

# ASR provider: "dashscope" or "openrouter"
# dashscope: Alibaba Cloud DashScope – batch + realtime (WebSocket) Cantonese ASR
# openrouter: OpenRouter STT – batch-only Cantonese ASR via REST API
# NOTE: "openrouter" only affects batch (Full Transcript) transcription.
#       Realtime streaming always uses DashScope (OpenRouter has no WebSocket STT).
ASR_PROVIDER=dashscope

# --- DashScope ASR (used when ASR_PROVIDER=dashscope, or for realtime) ---
# Get your key from: https://modelstudio.console.alibabacloud.com
DASHSCOPE_API_KEY=sk-your-dashscope-key-here
ASR_MODEL_NAME=qwen3-asr-flash
ASR_REALTIME_MODEL_NAME=qwen3-asr-flash-realtime

# --- OpenRouter STT (used when ASR_PROVIDER=openrouter) ---
# Get your key from: https://openrouter.ai/keys
# Separate key for independent accounting/billing
OPENROUTER_API_KEY=
ASR_OPENROUTER_MODEL=google/chirp-3

# Video upload (Phase 2)
VIDEO_UPLOAD_DIR=./uploads
MAX_VIDEO_SIZE_MB=300

# Live audio capture toggles (Phase 4)
# Set to false to disable System Audio or Listen Mic capture
SYSTEM_AUDIO_ENABLED=true
MIC_ENABLED=true

# Q&A-pair chunking (Package 8)
DEFAULT_CHUNKING_STRATEGY=token
QA_VISION_ENABLED=true
QA_MAX_CHUNK_TOKENS=3000
QA_STRUCTURE_MODEL=
QA_INCLUDE_INTERNAL_REFS=true
QA_CACHE_VISION_RESULTS=true