AI_API_KEY=your_api_key_here
AI_PROVIDER=qwen
AI_BASE_URL=https://dashscope.aliyuncs.com/compatible-mode/v1
AI_MODEL=qwen3.5-flash
AI_THINKING=disabled

# Optional: enable semantic RAG retrieval. Without this, the app uses tag/keyword retrieval.
# EMBEDDING_API_KEY can be omitted when it is the same as AI_API_KEY.
EMBEDDING_MODEL=text-embedding-v4
EMBEDDING_BASE_URL=https://dashscope.aliyuncs.com/compatible-mode/v1
EMBEDDING_DIMENSIONS=1024
# You can still use OpenAI by changing model/base url:
# OPENAI_API_KEY=your_openai_api_key_here
# EMBEDDING_MODEL=text-embedding-3-small
# EMBEDDING_BASE_URL=https://api.openai.com/v1

PORT=8787
UPSTREAM_TIMEOUT_MS=20000
EMBEDDING_TIMEOUT_MS=15000
API_RATE_LIMIT_WINDOW_MS=60000
API_RATE_LIMIT_MAX=60