# .env.example - 环境变量配置示例
# AI+合规智能中枢

# ===== 应用基础配置 =====
APP_NAME=AI+合规智能中枢
APP_VERSION=0.1.0
DEBUG=false

# ===== Milvus向量数据库配置 =====
MILVUS_HOST=6.86.80.8
MILVUS_PORT=19530
MILVUS_COLLECTION=regulations_dense_1024_v2
MILVUS_DB_NAME=default
MILVUS_INDEX_TYPE=IVF_FLAT
MILVUS_NLIST=128
MILVUS_NPROBE=16

# ===== 嵌入模型配置 =====
EMBEDDING_MODEL=text-embedding-v3
EMBEDDING_DIM=1024
EMBEDDING_API_KEY=your_embedding_api_key_here
EMBEDDING_BASE_URL=http://6.86.80.4:30080/v1
EMBEDDING_TIMEOUT_SECONDS=120

# ===== MinIO对象存储配置 =====
MINIO_ENDPOINT=6.86.80.8:9000
MINIO_ACCESS_KEY=minioadmin
MINIO_SECRET_KEY=minioadmin123
MINIO_BUCKET=compliance-docs
MINIO_SECURE=false

# ===== Redis配置 =====
REDIS_HOST=6.86.80.8
REDIS_PORT=6379
REDIS_PASSWORD=
REDIS_DB=0

# ===== PostgreSQL配置 =====
POSTGRES_HOST=6.86.80.8
POSTGRES_PORT=5432
POSTGRES_USER=compliance
POSTGRES_PASSWORD=compliance123
POSTGRES_DB=compliance_db

# ===== 文档处理配置 =====
CHUNK_SIZE=512
CHUNK_OVERLAP=50
MAX_FILE_SIZE_MB=100
DOCUMENT_METADATA_PATH=backend/data/documents.json
PARSER_BACKEND=aliyun
CHUNK_BACKEND=aliyun
# DOCUMENT_REPOSITORY_BACKEND=json（默认，无需数据库）或 postgres（启用 PG 持久化）
DOCUMENT_REPOSITORY_BACKEND=json
# Set to true only when a Celery worker is running (./dev.sh start worker).
# Default false: document processing runs in FastAPI's threadpool (no external worker needed).
USE_CELERY_WORKER=false

# ===== 法规感知爬取配置 =====
PERCEPTION_CRAWL_TIMEOUT_SECONDS=120
PERCEPTION_MAX_EVENTS_PER_SOURCE=100
PERCEPTION_DIFF_SIMILARITY_THRESHOLD=0.85

# ===== 阿里云文档解析 =====
ALIBABA_ACCESS_KEY_ID=your_aliyun_access_key_id
ALIBABA_ACCESS_KEY_SECRET=your_aliyun_access_key_secret
ALIBABA_ENDPOINT=docmind-api.cn-hangzhou.aliyuncs.com
ALIYUN_PARSE_POLL_INTERVAL_SECONDS=5
ALIYUN_PARSE_TIMEOUT_SECONDS=900
ALIYUN_PARSE_LAYOUT_STEP_SIZE=50
ALIYUN_LLM_ENHANCEMENT=true
ALIYUN_ENHANCEMENT_MODE=VLM
DOCUMENT_PARSE_ARTIFACT_PREFIX=artifacts
PARSER_FAILURE_MODE=fail

# ===== API服务配置 =====
API_HOST=0.0.0.0
API_PORT=8000

# ===== LLM配置（必填）=====
# LLM提供商选择: qwen / deepseek / qwen_vl
LLM_PROVIDER=deepseek
LLM_MODEL=deepseek-v4-flash
LLM_MAX_TOKENS=4096
LLM_TEMPERATURE=0.7

# ===== 统一API代理配置 =====
# 使用new-api代理服务，支持多个LLM模型
# 获取API Key: 向管理员申请
QWEN_API_KEY=your_api_key_here
DEEPSEEK_API_KEY=your_api_key_here
QWEN_BASE_URL=http://6.86.80.4:30080/v1
DEEPSEEK_BASE_URL=http://6.86.80.4:30080/v1

# ===== 可用模型 =====
# Qwen系列: qwen3.5-plus, qwen3-plus, qwen-max, qwen-turbo, qwen-long
# Qwen VL系列: qwen3-vl-plus, qwen-vl-max
# DeepSeek系列: deepseek-v4-flash, deepseek-v3.2, deepseek-v3, deepseek-chat, deepseek-coder
QWEN_MODEL=qwen3.6-plus
QWEN_VL_MODEL=qwen3-vl-plus
DEEPSEEK_MODEL=deepseek-v4-flash

# ===== RAG配置 =====
RAG_TOP_K=10
RAG_RETRIEVAL_TOP_K=20
RAG_MAX_CONTEXT_TOKENS=4000
RAG_SUMMARY_MAX_TOKENS=1024
RAG_SKILLS_MAX_TOKENS=2048

# ── Reranker (Cross-Encoder) ──────────────────────────────────────────────────
# Set RERANKER_ENABLED=true and point to a TEI or Cohere-compatible rerank API.
# Recommended model: BAAI/bge-reranker-v2.5-gemma2-lightweight (lighter) or
#                    BAAI/bge-reranker-v2-m3 (heavier, higher quality).
# The endpoint must expose POST /rerank (TEI style) or POST /v1/rerank (Cohere style).
RERANKER_ENABLED=true
RERANKER_BASE_URL=http://6.86.80.4:30080/v1
RERANKER_MODEL=BAAI/bge-reranker-v2-m3
RERANKER_API_KEY=
RERANKER_TOP_K=5

# ===== 会话配置 =====
SESSION_MAX_SESSIONS=100
SESSION_TIMEOUT_MINUTES=30
# SESSION_BACKEND=redis 启用 Redis 持久化会话（需要 Redis 可用，推荐生产环境）
# SESSION_BACKEND=memory 使用内存会话（重启丢失，适合本地开发）
SESSION_BACKEND=memory

# ===== 认证配置 (Auth) =====
# 生产环境必须替换为强随机密钥:
#   python -c "import secrets; print(secrets.token_hex(32))"
AUTH_SECRET_KEY=change-me-in-production-must-be-32-or-more-characters-long
AUTH_ALGORITHM=HS256
# Token 有效期（分钟），默认 8 小时
AUTH_TOKEN_EXPIRE_MINUTES=480
# 设为 false 可跳过认证（仅限本地开发调试，生产必须 true）
AUTH_ENABLED=true

# ===== CORS =====
# 逗号分隔的允许跨域来源列表，生产环境绝不能使用 *
CORS_ALLOW_ORIGINS=http://localhost:5173