/**
 * YAML Workflow types — deterministic HotMesh workflows generated from MCP tool call sequences.
 */
export interface InputFieldMeta {
    key: string;
    type: string;
    default?: unknown;
    description: string;
    classification: 'dynamic' | 'fixed' | 'wired';
    source_step_index: number;
    source_tool: string;
}
export type LTYamlWorkflowStatus = 'draft' | 'deployed' | 'active' | 'archived' | 'error';
export interface LTYamlWorkflowRecord {
    id: string;
    name: string;
    description: string | null;
    app_id: string;
    app_version: string;
    source_workflow_id: string | null;
    source_workflow_type: string | null;
    yaml_content: string;
    graph_topic: string;
    input_schema: Record<string, unknown>;
    output_schema: Record<string, unknown>;
    activity_manifest: ActivityManifestEntry[];
    tags: string[];
    status: LTYamlWorkflowStatus;
    content_version: number;
    deployed_content_version: number | null;
    deployed_at: Date | null;
    activated_at: Date | null;
    input_field_meta?: InputFieldMeta[];
    original_prompt: string | null;
    category: string | null;
    metadata: Record<string, unknown> | null;
    cron_schedule: string | null;
    cron_envelope: Record<string, unknown> | null;
    execute_as: string | null;
    created_at: Date;
    updated_at: Date;
}
export interface LTYamlWorkflowVersionRecord {
    id: string;
    workflow_id: string;
    version: number;
    yaml_content: string;
    activity_manifest: ActivityManifestEntry[];
    input_schema: Record<string, unknown>;
    output_schema: Record<string, unknown>;
    change_summary: string | null;
    created_at: Date;
}
export interface ActivityManifestEntry {
    /** Activity id within the YAML graph (e.g., 'a1') */
    activity_id: string;
    /** Human-readable title */
    title: string;
    /** HotMesh activity type */
    type: 'trigger' | 'worker' | 'hook';
    /** Worker topic for routing (coarse stream grouping) */
    topic: string;
    /** Workflow name for dispatch routing within a shared topic stream */
    workflow_name?: string;
    /** How this activity executes at runtime */
    tool_source: 'db' | 'mcp' | 'llm' | 'trigger' | 'transform' | 'signal';
    /** For hook activities: the external signal topic (e.g., 'escalation.resolved.<graph>') */
    hook_topic?: string;
    /** For hook activities: the JSON Schema describing the expected signal payload */
    signal_schema?: Record<string, unknown>;
    /** Original MCP server ID that provided this tool (tool steps only) */
    mcp_server_id?: string;
    /** Tool name — MCP tool name or DB tool name (tool steps only) */
    mcp_tool_name?: string;
    /** Original arguments the LLM chose (stored for reference / defaults) */
    tool_arguments?: Record<string, unknown>;
    /** Input data mappings (e.g., { field: '{a1.output.data.x}' }) */
    input_mappings: Record<string, unknown>;
    /** Known output field names */
    output_fields: string[];
    /** LLM prompt template — use {field} for interpolation from input maps (llm steps only) */
    prompt_template?: string;
    /** LLM model identifier (llm steps only). Defaults to LLM_MODEL_SECONDARY from modules/defaults. */
    model?: string;
    /** Transform spec for reshape activities (transform steps only) */
    transform_spec?: {
        /** Source field to reshape (from prior step's output) */
        sourceField: string;
        /** Target field name for the reshaped output */
        targetField: string;
        /** Per-field mapping: target key → source key. null = computed. */
        fieldMap: Record<string, string | null>;
        /** Static defaults to inject into each reshaped item */
        defaults?: Record<string, unknown>;
        /** Derivation specs for computed fields (null in fieldMap) */
        derivations?: Record<string, {
            sourceKey: string;
            strategy: 'slugify' | 'prefix' | 'template' | 'passthrough' | 'concat';
            prefix?: string;
            suffix?: string;
            template?: string;
            parts?: string[];
        }>;
    };
}