import type { ServerConfig } from '../types.js';
/**
 * Parse Drive server configuration from CLI arguments and environment.
 *
 * CLI Arguments (all optional):
 * - --auth=<mode>          Authentication mode (default: loopback-oauth)
 *                          Modes: loopback-oauth, service-account, dcr
 * - --headless             Disable browser auto-open, return auth URL instead
 * - --redirect-uri=<uri>   OAuth redirect URI (default: ephemeral loopback)
 * - --dcr-mode=<mode>      DCR mode (self-hosted or external, default: self-hosted)
 * - --dcr-verify-url=<url> External verification endpoint (required for external mode)
 * - --dcr-store-uri=<uri>  DCR client storage URI (required for self-hosted mode)
 * - --port=<port>          Enable HTTP transport on specified port
 * - --stdio                Enable stdio transport (default if no port)
 * - --log-level=<level>    Logging level (default: info)
 * - --resource-store-uri=<uri>    Resource store URI for CSV file storage (default: file://~/.mcp-z/mcp-drive/files)
 * - --base-url=<url>       Base URL for HTTP file serving (optional)
 *
 * Environment Variables:
 * - GOOGLE_CLIENT_ID       OAuth client ID (REQUIRED)
 * - GOOGLE_CLIENT_SECRET   OAuth client secret (optional)
 * - AUTH_MODE              Default authentication mode (optional)
 * - HEADLESS               Disable browser auto-open (optional)
 * - DCR_MODE               DCR mode (optional, same format as --dcr-mode)
 * - DCR_VERIFY_URL         External verification URL (optional, same as --dcr-verify-url)
 * - DCR_STORE_URI          DCR storage URI (optional, same as --dcr-store-uri)
 * - TOKEN_STORE_URI        Token storage URI (optional)
 * - PORT                   Default HTTP port (optional)
 * - LOG_LEVEL              Default logging level (optional)
 * - RESOURCE_STORE_URI            Resource store URI (optional, file://)
 * - BASE_URL               Base URL for HTTP file serving (optional)
 *
 * OAuth Scopes (from constants.ts):
 * openid https://www.googleapis.com/auth/userinfo.profile https://www.googleapis.com/auth/userinfo.email https://www.googleapis.com/auth/drive
 */
export declare function parseConfig(args: string[], env: Record<string, string | undefined>): ServerConfig;
/**
 * Build production configuration from process globals.
 * Entry point for production server.
 */
export declare function createConfig(): ServerConfig;