/**
 * Command-level idempotency for the Convex projection.
 *
 * Mirrors reference-runtime IdempotencyStore semantics at the Convex storage
 * boundary: when callers supply `idempotencyKey`, duplicate invocations return
 * the cached mutation result without re-running guards, writes, emits, or reactions.
 */
import type { NormalizedConvexOptions } from './options.js';
export declare const COMMAND_IDEMPOTENCY_ARG_LINE = "    idempotencyKey: v.optional(v.string())";
export declare function commandIdempotencyEnabled(options: NormalizedConvexOptions): boolean;
export declare function renderCommandIdempotencySchemaBlock(tableName: string): string;
export declare function renderCommandIdempotencyHelpers(tableName: string): string;
export declare function appendCommandIdempotencyArg(argLines: string[], options: NormalizedConvexOptions): void;
export declare function renderCommandIdempotencyPrologue(): string[];
export declare function renderCommandIdempotencyEpilogue(exportName: string, resultExpr: string): string[];
export declare function renderCommandIdempotencyWrappedRunnerHandler(exportName: string, runnerName: string): string;
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