/** Max length of `JSON.stringify(deployedAction.manifest)` the hosted install accepts. */
export declare const MAX_MANIFEST_JSON_BYTES = 16384;
/** Max length of the linked `source` string the hosted install accepts. */
export declare const MAX_SOURCE_BYTES = 262144;
/**
 * Pre-send check of the two install-only caps. Returns actionable error lines
 * (empty when the envelope fits). Sizes use the same measure the server's zod
 * schema applies: string length of the JSON / source.
 */
export declare function checkInstallEnvelope(manifest: unknown, source: string): string[];