# Google Gemini API Key (required)
GEMINI_API_KEY=your_api_key_here

# Vault database path (default: ~/.textvolt/vault.db)
TEXTVOLT_VAULT_PATH=~/.textvolt/vault.db

# Memory tier size limits
TEXTVOLT_WORKING_SIZE=100
TEXTVOLT_WARM_SIZE=1000

# Embedding model (default: gemini-embedding-exp-03-07)
TEXTVOLT_EMBEDDING_MODEL=gemini-embedding-exp-03-07