/**
 * Development Node
 *
 * Local FeltDB authority for development workspaces.
 * Handles workspace creation, persistence, and client coordination.
 */
import type { DevelopmentWorkspace, DevelopmentTask, CodeChange, VerificationResult, RemediationContract, RuntimeInvestigation, RuntimeRequestObservation, VerificationAttempt, WorkspaceActivity } from './workspace-types.js';
export interface DevelopmentNodeConfig {
    dataDir?: string;
    autoSave?: boolean;
}
export declare class DevelopmentNode {
    private workspaces;
    private tasks;
    private codeChanges;
    private verificationResults;
    private runtimeObservations;
    private investigations;
    private remediationContracts;
    private workspaceActivities;
    private verificationAttempts;
    private isRunning;
    private dataDir;
    constructor(config?: DevelopmentNodeConfig);
    start(): Promise<void>;
    stop(): Promise<void>;
    createWorkspace(projectId: string, name: string): Promise<DevelopmentWorkspace>;
    getWorkspace(workspaceId: string): Promise<DevelopmentWorkspace | null>;
    listWorkspaces(projectId?: string): Promise<DevelopmentWorkspace[]>;
    publishTask(task: Omit<DevelopmentTask, 'id' | 'createdAt' | 'updatedAt'>): Promise<DevelopmentTask>;
    getTask(taskId: string): Promise<DevelopmentTask | null>;
    listTasks(workspaceId: string): Promise<DevelopmentTask[]>;
    publishCodeChange(change: Omit<CodeChange, 'id' | 'createdAt' | 'updatedAt'>): Promise<CodeChange>;
    getCodeChange(changeId: string): Promise<CodeChange | null>;
    listCodeChanges(taskId: string): Promise<CodeChange[]>;
    publishVerificationResult(result: Omit<VerificationResult, 'id' | 'createdAt'>): Promise<VerificationResult>;
    getVerificationResult(resultId: string): Promise<VerificationResult | null>;
    listVerificationResults(taskId: string): Promise<VerificationResult[]>;
    /** Persist an immutable canonical runtime observation. */
    recordRuntimeObservation(observation: RuntimeRequestObservation): Promise<RuntimeRequestObservation>;
    getRuntimeObservation(observationId: string): Promise<RuntimeRequestObservation | null>;
    createRuntimeInvestigation(workspaceId: string, contract: RemediationContract): Promise<RuntimeInvestigation>;
    getRuntimeInvestigation(id: string): Promise<RuntimeInvestigation | null>;
    /**
     * Link another immutable observation to an investigation. One investigation
     * may aggregate many observations; one observation belongs to at most one.
     */
    linkRuntimeObservationToInvestigation(observationId: string, investigationId: string): Promise<RuntimeInvestigation>;
    getRuntimeInvestigationForObservation(observationId: string): Promise<RuntimeInvestigation | null>;
    /** Associate existing development change/verification records without mutating observations. */
    linkRuntimeInvestigation(investigationId: string, links: {
        changeId?: string;
        verificationId?: string;
    }): Promise<RuntimeInvestigation>;
    getRemediationContract(id: string): Promise<RemediationContract | null>;
    advanceInvestigation(id: string, next: RuntimeInvestigation['investigationState']): Promise<RuntimeInvestigation>;
    advanceRemediation(id: string, next: RuntimeInvestigation['remediationState']): Promise<RuntimeInvestigation>;
    recordWorkspaceActivity(id: string, paths: string[]): Promise<WorkspaceActivity>;
    markImplementationComplete(id: string): Promise<RuntimeInvestigation>;
    beginVerification(id: string): Promise<RuntimeInvestigation>;
    verifyRuntimeInvestigation(id: string, observation?: RuntimeRequestObservation): Promise<VerificationAttempt>;
    listWorkspaceActivities(investigationId: string): Promise<WorkspaceActivity[]>;
    listVerificationAttempts(investigationId: string): Promise<VerificationAttempt[]>;
    private requireInvestigation;
    private investigationObservationIds;
    private validateWorkspaceExists;
    private ensureRunning;
    private generateId;
    private loadState;
    private saveState;
}
export declare function getDevelopmentNode(config?: DevelopmentNodeConfig): Promise<DevelopmentNode>;
export declare function shutdownDevelopmentNode(): Promise<void>;
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