/** Safe existence check for CLI-native sources. Symlinks/junctions are ignored. */
export declare function safePathExists(root: string, full: string): boolean;
/** Read one CLI-native source file without following symlinks or escaping root. */
export declare function safeReadText(root: string, full: string): string | undefined;
/** Recursive source walk that refuses symlinked/junctioned dirs and escaped realpaths. */
export declare function safeWalkFiles(root: string, dir: string): string[];