/**
 * [WHO]: ParsedSkillBlock, parseSkillBlock(), pruneRecoverableErrorTail()
 * [FROM]: Depends on agent-core (AgentMessage), ai (AssistantMessage)
 * [TO]: Consumed by agent-session.ts (public re-export), session-compaction-coordinator.ts, test/agent-session-recovery-tail.test.ts
 * [HERE]: core/runtime/session-recovery.ts - pure skill-block parsing + recoverable error-tail pruning, no session state
 */
import type { AgentMessage } from "@catui/agent-core";
import type { AssistantMessage } from "@catui/ai/types";
/** Parsed skill block from a user message */
export interface ParsedSkillBlock {
    name: string;
    location: string;
    content: string;
    userMessage: string | undefined;
}
/**
 * Parse a skill block from message text.
 * Returns null if the text doesn't contain a skill block.
 */
export declare function parseSkillBlock(text: string): ParsedSkillBlock | null;
export declare function pruneRecoverableErrorTail(messages: AgentMessage[], assistantMessage: AssistantMessage): AgentMessage[];