import type { AssetTagEntry } from './prompt-rules.js';
export interface EnvironmentAssetEntry {
    name: string;
    description: string;
    plateUrl: string;
    plateRef: string;
}
export interface EnvironmentAssetsArtifact {
    schemaVersion: 1;
    projectSlug: string;
    generatedAt: string;
    environments: EnvironmentAssetEntry[];
}
export interface EnvironmentAssetsLookup {
    environments: EnvironmentAssetEntry[];
    /** name (lowercased) -> AssetTagEntry, ready for buildAssetTagLookup's environmentsByName. */
    environmentEntryByName: Map<string, AssetTagEntry>;
}
export declare function environmentAssetsPathFor(root: string, slug: string): string;
export declare function writeEnvironmentAssets(root: string, slug: string, artifact: EnvironmentAssetsArtifact): Promise<void>;
/**
 * Read `artifacts/environment-assets.json`. Returns an empty lookup when absent
 * (graceful — `@location` tags then fall through to strip-and-warn). The
 * `environmentEntryByName` map is the AssetTagEntry shape `buildAssetTagLookup`
 * consumes via `environmentsByName`.
 */
export declare function readEnvironmentAssets(root: string, slug: string): Promise<EnvironmentAssetsLookup>;
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