/** The `config.json` block shape — dependencies, description, and inference-modal settings. */
export interface InferenceConfig {
    title?: string;
    dataTitle?: string;
    submitTitle?: string;
}
export interface BulbConfig {
    dependencies?: Record<string, string>;
    description?: string;
    inference?: InferenceConfig;
    ts?: {
        jsxImportSource?: string;
    };
}
/** Parse the `config.json` block, returning {} for empty or malformed JSON. */
export declare function parseConfig(config: string): BulbConfig;
/** Where typebulb.com-hosted bulb assets serve from (TB-Assets-Push.md Invariant 1). */
export declare const HOSTED_ASSETS_ORIGIN = "https://assets.typebulb.com";
/** The hosted-assets base derived from a bulb's identity (TB-Assets-Push.md Invariant 2:
 *  derived, never stored). An identity-less bulb has no remote base — it can't push either. */
export declare const hostedAssetsBase: (userSlug: string, slug: string) => string;
/**
 * Content type for a served file, from its extension. `.wasm` must be `application/wasm`
 * for `WebAssembly.instantiateStreaming`; `.svg` must be `image/svg+xml` or an `<img>`
 * won't render it (no sniffing for SVG). Unknown extensions are `application/octet-stream`
 * — browsers download those, never render. Shared by the CLI's static routes (which serve
 * real `.js`: the mirror's bundled client, `--replace` dirs) and the API worker's asset PUT
 * — which derives the stored type from this table, never the upload header, and refuses
 * document/script extensions before consulting it, so the `.js`/`.css` rows are unreachable
 * on the hosted-asset path (TB-Assets-Push.md Invariant 9).
 */
export declare function contentTypeFor(filePath: string): string;
/** The offending extension when a path names browser code/markup — refused as an asset
 *  everywhere (the hosted PUT and the local `/assets/` route alike): a bulb's code and
 *  markup live in the bulb; assets are media and data (TB-Assets-Push.md Invariant 9).
 *  `undefined` for everything else — media, data, and unknown extensions all serve. */
export declare function forbiddenAssetExt(relpath: string): string | undefined;
/** Strip inline markdown (links, emphasis, code, headings) for plain-text contexts like meta descriptions. */
export declare function stripMarkdown(text: string): string;
/** Plain-text description from a `config.json` string: markdown stripped, single line, ≤200 chars.
 * Logic duplicated in client/_worker.js (edge runtime, no build step). */
export declare function extractDescription(config: string | undefined): string;
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