/**
 * Config file names used across the stack.
 * Single source of truth for stack.yml and stackAuto.yml.
 */
/** User-editable stack config (was stack.yml) */
export declare const STACK_CONFIG_FILENAME = "stack.yml";
/** Auto-detected config (was stackAuto.yml) */
export declare const STACK_AUTO_FILENAME = "stackAuto.yml";
/** Local machine config (gitignored, per-developer) */
export declare const STACK_LOCAL_FILENAME = "stack.local.yml";
/**
 * Resolve path to main config file. Prefers stack.yml, falls back to stack.yml for backward compatibility.
 */
export declare function getStackConfigPath(rootDir: string): string;
/**
 * Resolve path to auto config file. Prefers stackAuto.yml, falls back to factiiiAuto.yml for backward compatibility.
 */
export declare function getStackAutoPath(rootDir: string): string;
/**
 * Resolve path to local config file. Prefers stack.local.yml, falls back to factiii.local.yml.
 */
export declare function getStackLocalPath(rootDir: string): string;
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