import { z } from "zod";
export declare const signalTypeSchema: z.ZodEnum<["target-marker", "language-signal", "framework-signal", "tooling-signal", "runtime-signal", "capability-truth", "maintenance-signal", "task-signal", "flow-signal"]>;
export type SignalType = z.infer<typeof signalTypeSchema>;
export declare const evidenceItemSchema: z.ZodObject<{
    id: z.ZodString;
    label: z.ZodString;
    path: z.ZodOptional<z.ZodString>;
    signalType: z.ZodEnum<["target-marker", "language-signal", "framework-signal", "tooling-signal", "runtime-signal", "capability-truth", "maintenance-signal", "task-signal", "flow-signal"]>;
    summary: z.ZodString;
    confidence: z.ZodOptional<z.ZodNumber>;
}, "strip", z.ZodTypeAny, {
    id: string;
    summary: string;
    label: string;
    signalType: "target-marker" | "language-signal" | "framework-signal" | "tooling-signal" | "runtime-signal" | "capability-truth" | "maintenance-signal" | "task-signal" | "flow-signal";
    path?: string | undefined;
    confidence?: number | undefined;
}, {
    id: string;
    summary: string;
    label: string;
    signalType: "target-marker" | "language-signal" | "framework-signal" | "tooling-signal" | "runtime-signal" | "capability-truth" | "maintenance-signal" | "task-signal" | "flow-signal";
    path?: string | undefined;
    confidence?: number | undefined;
}>;
export type EvidenceItem = z.infer<typeof evidenceItemSchema>;
export declare function parseEvidenceItem(value: unknown): EvidenceItem;
export declare const languageStrengthSchema: z.ZodEnum<["high", "medium", "low"]>;
export declare const languageSignalSchema: z.ZodObject<{
    language: z.ZodString;
    strength: z.ZodEnum<["high", "medium", "low"]>;
}, "strip", z.ZodTypeAny, {
    language: string;
    strength: "medium" | "low" | "high";
}, {
    language: string;
    strength: "medium" | "low" | "high";
}>;
export type LanguageSignal = z.infer<typeof languageSignalSchema>;
export declare function parseLanguageSignal(value: unknown): LanguageSignal;
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