# Trahn Grid Trader - Environment Variables
# 
# This file contains ONLY secrets and sensitive data.
# All other configuration is in the appropriate service/config files.
#
# Copy this file to .env and fill in your values.

# ============================================
# DATABASE CREDENTIALS - REQUIRED
# ============================================

# PostgreSQL connection details
DB_HOST=localhost
DB_PORT=5432
DB_NAME=trahn_grid_trader
DB_USER=postgres
DB_PASSWORD=your_secure_password_here

# ============================================
# BLOCKCHAIN SECRETS - REQUIRED
# ============================================

# Your Ethereum wallet address
WALLET_ADDRESS=0x...

# Your wallet private key (with 0x prefix) - KEEP THIS SECRET!
# Only required for LIVE trading (not needed for paper trading)
PRIVATE_KEY=0x...

# Ethereum RPC endpoint (Infura, Alchemy, etc.)
ETHEREUM_API_ENDPOINT=https://mainnet.infura.io/v3/YOUR_PROJECT_ID

# ============================================
# API KEYS - OPTIONAL
# ============================================

# Dune Analytics API key (get one at https://dune.com/settings/api)
# Optional: Leave empty to use fallback mode (current price as midpoint)
DUNE_API_KEY=

# ============================================
# OPTIONAL - API SECURITY
# ============================================

# Bearer token for REST API authentication.
# All /v1/* endpoints require "Authorization: Bearer <key>" when set.
# Leave empty to allow unauthenticated access (development only).
API_KEY=

# CORS allowed origin. Default "*" (any origin).
# Set to your frontend URL in production (e.g., https://trahn.example.com)
CORS_ALLOW_ORIGIN=*

# ============================================
# OPTIONAL - NOTIFICATIONS
# ============================================

# Webhook URL for notifications (Slack, Discord, etc.)
# Leave empty to disable notifications
WEBHOOK_URL=