typescript
import { z } from 'zod';

const itemSchema = z.object({
  id: z.string(),
  value: z.number().positive(),
});

type Item = z.infer<typeof itemSchema>;

function parseAndValidateWithRecovery(
  rawLLMOutput: string,
  schema: z.ZodSchema<any>
): { data: any | null; errors: z.ZodError | string | null; partialData?: any[] } {
  let parsedJson: any;
  let error: string | null = null;

  try {
    // Attempt standard parse
    parsedJson = JSON.parse(rawLLMOutput);
  } catch (e: any) {
    // Fallback: Attempt heuristic repair
    console.warn('JSON parse failed. Attempting heuristic repair...');
    try {
      // Simplified repair: e.g., trim markdown code blocks and attempt parse again
      const jsonRegex = /