import type { BoberAgentRole } from "../graph/preflight-injector.js";
export interface AgentDefinition {
    /** Agent name from frontmatter. */
    name: string;
    /** One-line description from frontmatter. */
    description: string;
    /** Tool names listed in frontmatter (e.g. ["Read", "Write", "Bash"]). */
    tools: string[];
    /** Preferred model from frontmatter (e.g. "opus", "sonnet"). */
    model: string;
    /** The full markdown body after frontmatter — used as system prompt. */
    systemPrompt: string;
}
/**
 * Load an agent definition from its .md file.
 *
 * @param agentName  The agent name (e.g. "bober-planner", "bober-generator").
 * @param projectRoot  Optional project root for local overrides.
 * @returns The parsed AgentDefinition.
 * @throws If the agent file cannot be found.
 */
export declare function loadAgentDefinition(agentName: string, projectRoot?: string): Promise<AgentDefinition>;
/**
 * Clear the agent definition cache. Useful for testing.
 */
export declare function clearAgentCache(): void;
/**
 * Load an agent definition AND apply graph-prompt decoration.
 *
 * This is the preferred entry point for all orchestrator runners
 * (research-agent, architect-agent, curator-agent, generator-agent,
 * evaluator-agent, planner-agent). It chains `loadAgentDefinition` with
 * `AgentGraphPrompts.decorate` using the provided graph-state context.
 *
 * When `ctx.graphEnabled === false` OR `ctx.engineHealth !== 'ready'` OR
 * the role has no fragment, returns `definition.systemPrompt` unchanged.
 */
export declare function assembleSystemPrompt(role: BoberAgentRole, agentName: string, projectRoot: string, ctx: {
    graphEnabled: boolean;
    engineHealth: string;
}): Promise<string>;
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