import type { AgentDefinition, AuthMethod, CommandDefinition, CompactionStrategy, ContextProvider, CredentialResolver, DiscoveredContribution, InputBuilder, InstructionInjector, PromptBuilder, ProviderPackage, ProviderRequestPolicy, ResourceLoader, RetryPolicy, SettingsProvider, Skill, StopHook, StoreFactory, SystemPromptContribution, ToolDefinition } from "./contracts.js";
import { type ModelRegistry } from "./models.js";
import { type ProviderRegistry } from "./providers.js";
import { type DuplicateRegistrationOptions } from "./registry-options.js";
export interface ContributionRegistry<T> {
    register(key: string, contribution: T): void;
    /** Remove a contribution; returns false when the key was not registered. */
    unregister(key: string): boolean;
    get(key: string): T | undefined;
    resolve(key: string): T;
    list(): readonly T[];
}
export interface ContributionRegistryOptions extends DuplicateRegistrationOptions {
    readonly label?: string;
}
export declare function createContributionRegistry<T>(options?: ContributionRegistryOptions): ContributionRegistry<T>;
export interface ContributionRegistries {
    readonly providers: ProviderRegistry;
    readonly models: ModelRegistry;
    readonly tools: ContributionRegistry<ToolDefinition>;
    readonly contextProviders: ContributionRegistry<ContextProvider>;
    readonly skills: ContributionRegistry<Skill>;
    readonly commands: ContributionRegistry<CommandDefinition>;
    readonly agents: ContributionRegistry<AgentDefinition>;
    readonly inputBuilders: ContributionRegistry<InputBuilder>;
    readonly promptBuilders: ContributionRegistry<PromptBuilder>;
    readonly compactionStrategies: ContributionRegistry<CompactionStrategy>;
    readonly retryPolicies: ContributionRegistry<RetryPolicy>;
    readonly storeFactories: ContributionRegistry<StoreFactory>;
    readonly resourceLoaders: ContributionRegistry<ResourceLoader>;
    readonly settingsProviders: ContributionRegistry<SettingsProvider>;
    readonly credentialResolvers: ContributionRegistry<CredentialResolver>;
    readonly providerPackages: ContributionRegistry<ProviderPackage>;
    readonly authMethods: ContributionRegistry<AuthMethod>;
    readonly providerRequestPolicies: ContributionRegistry<ProviderRequestPolicy>;
    readonly systemPromptContributions: ContributionRegistry<SystemPromptContribution>;
    readonly instructionInjectors: ContributionRegistry<InstructionInjector>;
    readonly stopHooks: ContributionRegistry<StopHook>;
}
export interface ContributionRegistriesOptions extends DuplicateRegistrationOptions {
}
export declare function createContributionRegistries(options?: ContributionRegistriesOptions): ContributionRegistries;
/** Register discovered contributions into the given registries. Inert: skill
 *  kinds register a fully realized {@link Skill}; tool/context/instructions
 *  kinds register **descriptor-only** entries whose executable behavior is
 *  host-owned. Performs NO `import()`. Last-write-wins per `(kind, name)`
 *  (workspace discovery already won the merge; calling twice is idempotent). */
export declare function registerDiscoveredContributions(registries: ContributionRegistries, contributions: readonly DiscoveredContribution[]): void;