/**
 * Shared Startup Validation
 *
 * Validates startup dependencies and applies environment-driven config.
 * Used by both src/index.ts (stdio) and src/bin-http.ts (unified Docker entry).
 *
 * CRITICAL: NEVER use console.log() - stdout may be reserved for JSON-RPC protocol.
 *
 * @module server/startup
 */
/**
 * Validate startup dependencies and apply environment-driven config overrides.
 * Warnings only: missing API keys prevent specific features, not the whole server.
 */
export declare function validateStartupDependencies(): Promise<void>;
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