/**
 * Reconcile the project-local plugin store (`<projectDir>/.skaile/plugins/`).
 *
 * The reconciler is hash-skipped: it computes a SHA-256 over the sorted plugin
 * list plus the lock file's `plugins` slice and compares it to the stored
 * `.reconcile-hash`. On a match it returns with zero further I/O; otherwise it
 * regenerates the store's `package.json` and runs `bun install` against it.
 *
 * The install step is injectable (`InstallFn`) so tests stay hermetic — they
 * pass a fake installer that records calls and writes a stub `node_modules`.
 */
/**
 * Installs the store's dependencies. Returns `ok: false` (never throws) on a
 * failed install so the reconciler can surface the captured `output`.
 */
export type InstallFn = (pluginsDir: string) => Promise<{
    ok: boolean;
    output: string;
}>;
/** Options for {@link reconcilePlugins}. */
export interface ReconcileOptions {
    /** Injectable installer. Defaults to a real `bun install` of the store. */
    runInstall?: InstallFn;
    /**
     * Lock slice to fold into the reconcile-hash. Defaults to
     * `readPluginsLockSlice(projectDir)` so a lock edit invalidates the hash.
     */
    lockSlice?: unknown;
}
/** Result of a reconcile pass. */
export interface ReconcileResult {
    changed: boolean;
    reason: "no-plugins" | "up-to-date" | "reconciled";
}
/**
 * The default real installer: `bun install` inside the store directory.
 * Frozen on subsequent runs (a `bun.lock`/`bun.lockb` already exists), and
 * non-frozen on the first run so a lock can be generated.
 */
export declare const defaultInstall: InstallFn;
/**
 * Reconcile the plugin store for a project.
 *
 * @param projectDir - Project root containing `skaile.yaml` / `skaile.lock.yaml`.
 * @param plugins - The `skaile.yaml` `plugins:` list (npm specifiers).
 * @param opts - Optional injectable installer + lock slice override.
 * @returns Whether the store changed and why.
 */
export declare function reconcilePlugins(projectDir: string, plugins: string[], opts?: ReconcileOptions): Promise<ReconcileResult>;
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