export declare function detectLegacyWorkspaceTemplateId(workspaceRoot: string): Promise<string | null>;
export declare function isPlaceholderManifest(manifest: any): boolean;
export interface WriteWorkspaceManifestOptions {
    workspaceRoot: string;
    templateId: string;
    specVersion: string;
    aiwsVersion: string;
    installedAt: string;
    updatedAt: string;
    tools: string[];
    templateManifest: any;
}
export declare function writeWorkspaceManifest(options: WriteWorkspaceManifestOptions): Promise<{
    manifest_version: number;
    template_id: string;
    spec_version: string;
    aiws_version: string;
    installed_at: string;
    updated_at: string;
    tools: string[];
    managed: {
        path: string;
        mode: string;
        sha256?: string;
        blocks?: Record<string, string>;
    }[];
}>;
export interface ComputeManagedStateOptions {
    workspaceRoot: string;
    templateManifest: any;
}
export declare function computeManagedState(options: ComputeManagedStateOptions): Promise<{
    path: string;
    mode: string;
    sha256?: string;
    blocks?: Record<string, string>;
}[]>;
export interface ValidateDriftOptions {
    workspaceRoot: string;
    storedManifest: any;
    templateManifest: any;
}
export declare function validateDrift(options: ValidateDriftOptions): Promise<void>;
/**
 * Re-stamp managed block SHAs in .aiws/manifest.json without changing template files.
 * Call after ff-merge when change branches modify managed-block files (SKILL.md, AI_PROJECT.md, etc.)
 * so the pushed manifest reflects current block hashes.
 */
export declare function stampManagedBlocks(workspaceRoot: string): Promise<{
    manifest_version: number;
    template_id: string;
    spec_version: string;
    aiws_version: string;
    installed_at: string;
    updated_at: string;
    tools: any;
    managed: Array<{
        path: string;
        mode: string;
        sha256?: string;
        blocks?: Record<string, string>;
    }>;
}>;