# Server configuration
PORT=3000

# Storage configuration
# Options: 'filesystem', 'memory', 's3'
STORAGE_TYPE=filesystem
STORAGE_ROOT_DIR=./data

# S3 Storage configuration (only used if STORAGE_TYPE=s3)
S3_BUCKET_NAME=your-bucket-name
S3_ACCESS_KEY_ID=your-access-key
S3_SECRET_ACCESS_KEY=your-secret-key
S3_REGION=us-east-1
# Optional: For custom S3-compatible services like MinIO, DigitalOcean Spaces, etc.
# S3_ENDPOINT=https://your-custom-endpoint

# Embedding configuration
# Set to 'true' to use simple embedding (faster but less accurate)
USE_SIMPLE_EMBEDDING=false

# HNSW index configuration (optional)
# HNSW_M=16                # Max connections per node
# HNSW_EF_CONSTRUCTION=200 # Construction candidate list size
# HNSW_EF_SEARCH=50        # Search candidate list size