export type DeploymentStage = {
    name: string;
    actions: DeploymentAction[];
    requiresApproval?: boolean;
    timeoutMinutes?: number;
    rollbackOnFailure?: boolean;
};
export type DeploymentAction = {
    type: "provision" | "test" | "validate" | "notify" | "wait" | "custom";
    name: string;
    config?: Record<string, unknown>;
    timeoutSeconds?: number;
};
export type DeploymentPipeline = {
    id: string;
    name: string;
    description?: string;
    stages: DeploymentStage[];
    environments: string[];
    triggers?: DeploymentTrigger[];
    createdAt: Date;
    updatedAt: Date;
};
export type DeploymentTrigger = {
    type: "manual" | "schedule" | "webhook" | "commit";
    config?: Record<string, unknown>;
};
export type DeploymentExecution = {
    id: string;
    pipelineId: string;
    environment: string;
    status: "pending" | "running" | "completed" | "failed" | "cancelled";
    stages: DeploymentStageExecution[];
    startedAt?: Date;
    completedAt?: Date;
    triggeredBy: string;
    approvals?: DeploymentApproval[];
};
export type DeploymentStageExecution = {
    stageName: string;
    status: "pending" | "running" | "completed" | "failed" | "skipped";
    actions: DeploymentActionExecution[];
    startedAt?: Date;
    completedAt?: Date;
    error?: string;
};
export type DeploymentActionExecution = {
    actionName: string;
    status: "pending" | "running" | "completed" | "failed";
    output?: string;
    error?: string;
    startedAt?: Date;
    completedAt?: Date;
    durationMs?: number;
};
export type DeploymentApproval = {
    stageName: string;
    approvedBy: string;
    approvedAt: Date;
    comment?: string;
};
export type ChangeRequest = {
    id: string;
    title: string;
    description: string;
    environment: string;
    changes: ChangeItem[];
    status: "draft" | "pending_review" | "approved" | "rejected" | "implemented";
    createdBy: string;
    createdAt: Date;
    reviewedBy?: string;
    reviewedAt?: Date;
    implementedAt?: Date;
    comments?: ChangeComment[];
};
export type ChangeItem = {
    type: "add" | "modify" | "delete";
    resource: string;
    oldValue?: unknown;
    newValue?: unknown;
    description: string;
};
export type ChangeComment = {
    id: string;
    author: string;
    content: string;
    createdAt: Date;
};
export type DeploymentExecutor = {
    executeAction(action: DeploymentAction, context: DeploymentContext): Promise<DeploymentActionExecution>;
};
export type DeploymentContext = {
    executionId: string;
    pipelineId: string;
    environment: string;
    stageName: string;
    variables: Record<string, unknown>;
    secrets: Record<string, string>;
};
export declare class DefaultDeploymentExecutor implements DeploymentExecutor {
    executeAction(action: DeploymentAction, context: DeploymentContext): Promise<DeploymentActionExecution>;
}
export declare class DeploymentPipelineManager {
    private readonly pipelines;
    private readonly executions;
    private readonly executor;
    constructor(executor?: DeploymentExecutor);
    createPipeline(pipeline: Omit<DeploymentPipeline, "id" | "createdAt" | "updatedAt">): string;
    getPipeline(id: string): DeploymentPipeline | undefined;
    updatePipeline(id: string, updates: Partial<DeploymentPipeline>): boolean;
    deletePipeline(id: string): boolean;
    listPipelines(): DeploymentPipeline[];
    executePipeline(pipelineId: string, environment: string, triggeredBy: string, variables?: Record<string, unknown>, secrets?: Record<string, string>): Promise<string>;
    private runExecution;
    private getPipelineForExecution;
    private runStageExecution;
    private runStageActions;
    private runSingleAction;
    private applyActionResult;
    getExecution(id: string): DeploymentExecution | undefined;
    listExecutions(pipelineId?: string, environment?: string): DeploymentExecution[];
    approveStage(executionId: string, stageName: string, approvedBy: string, comment?: string): Promise<boolean>;
}
export declare class ChangeManagementSystem {
    private readonly changeRequests;
    createChangeRequest(request: Omit<ChangeRequest, "id" | "status" | "createdAt" | "comments">): string;
    getChangeRequest(id: string): ChangeRequest | undefined;
    updateChangeRequest(id: string, updates: Partial<ChangeRequest>): boolean;
    submitForReview(id: string): boolean;
    approveChangeRequest(id: string, reviewedBy: string): boolean;
    rejectChangeRequest(id: string, reviewedBy: string): boolean;
    implementChangeRequest(id: string): boolean;
    addComment(id: string, comment: Omit<ChangeComment, "id" | "createdAt">): boolean;
    listChangeRequests(status?: ChangeRequest["status"], environment?: string): ChangeRequest[];
}
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