import type { HostFramework } from "./framework.js";
/**
 * Bare dependency versions for telemetry (posthog-analytics design §3):
 * version strings are non-identifying, in line with what Astro/Nx collect
 * anonymously. Missing dependencies are omitted, never sent as placeholders.
 */
export interface DepVersions {
    frameworkVersion?: string;
    reactVersion?: string;
    zodVersion?: string;
    typescriptVersion?: string;
}
/**
 * The HOST's installed `ai` version (#478 short-term): @vendoai/vendo speaks
 * AI SDK v6 to the host's `ai` package (peer `ai >=6 <7`), but npm installs
 * the peer conflict anyway — so the version must be read from the TARGET
 * dir's node_modules, never the CLI's own dependency tree. Non-throwing:
 * an absent install or malformed metadata returns null (the missing-
 * dependency story belongs to the wiring checks, not this reader).
 */
export declare function installedAiVersion(root: string): Promise<string | null>;
/**
 * The HOST's installed `zod` version (FINDINGS F2): ai@6 imports the
 * `zod/v3` + `zod/v4` subpaths that arrive in zod 3.25, and the host's own
 * pin wins the installed tree — so the floor must be resolved from the
 * TARGET app's require context (hoisted workspaces keep it at the workspace
 * root), exactly like `installedAiVersion`. Non-throwing: an absent install
 * returns null (a host without zod resolves ai's own copy).
 */
export declare function installedZodVersion(root: string): Promise<string | null>;
/** Resolve the package the way the HOST RUNTIME does — walking the app's
 * node_modules chain upward, node's own resolution order for a bare
 * specifier — so hoisted workspace installs (the package at the workspace
 * root, the app nested with no node_modules of its own) are seen exactly
 * where `ai` sees them at runtime. Never a fixed path. A direct manifest
 * read rather than require.resolve, deliberately: exports maps may hide
 * ./package.json, and in-process resolver patches (test runners, loaders)
 * must not change what we report about the host's tree. */
export declare function installedVersion(root: string, name: string): Promise<string | null>;
/**
 * Read the host project's dependency versions (deps + devDeps) for telemetry.
 * Non-throwing: a missing or malformed package.json returns {}.
 */
export declare function detectDepVersions(root: string, framework: HostFramework | "custom"): Promise<DepVersions>;