.env.example

# Server Port
PORT=8030

# GitHub Personal Access Token (PAT)
# Required to fetch user contribution graphs via the GitHub GraphQL API.
# You can generate one at: https://github.com/settings/tokens
# Minimal scope required: none (public data query only)
GITHUB_TOKEN=your_github_personal_access_token_here

# GitHub OAuth2 Settings for Private Repositories
# Register an OAuth app at: https://github.com/settings/developers
GITHUB_CLIENT_ID=your_github_oauth_client_id_here
GITHUB_CLIENT_SECRET=your_github_oauth_client_secret_here

# Redirect URI (Optional, defaults to backend server origin + /api/auth/github/callback)
# For local dev: http://localhost:8030/api/auth/github/callback
GITHUB_REDIRECT_URI=

# Encryption Key (Required in production)
# 32-byte hexadecimal string or secure secret used to encrypt GitHub OAuth access tokens.
# You can generate a random 32-byte key using: openssl rand -hex 32
ENCRYPTION_KEY=your_secure_32_byte_hex_key_here