Add extracted data validation

[ZeeshanZulfiqarAli]

This PR adds extracted data validation based on the provided schema using Zod. Any offending entry will be replaced by the default value or null in absence of a default value in schema.

Example response:

{
  "completionTime": 27770,
  "extracted": {
    "line_items": [
      {
        "page": 1,
        "value": [
          {
            "line_no": "1",
            "begin_tran_date": "05/05/2023",
            "end_tran_date": "06/05/2023",
            "rec_location": "XYZ",
            "del_location": "ABC",
            "rec_zn": "123",
            "end_zn": "D",
            "tt": null,
            "charge_indicator": null,
            "charge_type": null,
            "chg_type_rate": 0.0101,
            "quantity": 1234,
            "amount_due": 0,
            "notes": "XXXXXXX",
            "location_indicator": "AAAAA"
          },
          {
            "line_no": "2",
            "begin_tran_date": "05/05/2023",
            "end_tran_date": "06/05/2023",
            "rec_location": "XYZ",
            "del_location": "ABC",
            "rec_zn": "12",
            "end_zn": "D",
            "tt": null,
            "charge_indicator": null,
            "charge_type": null,
            "chg_type_rate": 0.6,
            "quantity": 111,
            "amount_due": 0,
            "notes": "AAAAA",
            "location_indicator": "AAAAA"
          }
        ]
      }
    ]
  },
  "fileName": "407cd97d051748f2aea1e1306c0254a5",
  "inputTokens": 1525,
  "outputTokens": 674,
  "pages": [],
  "summary": {
    "totalPages": 0,
    "ocr": null,
    "extracted": { "successful": 1, "failed": 0 }
  },
  "validationLog": {
    "extracted": [
      {
        "page": 1,
        "issues": [
          {
            "received": "SRC",
            "code": "invalid_enum_value",
            "options": ["01", "126"],
            "path": ["line_items", 0, "tt"],
            "message": "Invalid enum value. Expected '01' | '126', received 'SRC'"
          },
          {
            "received": "123",
            "code": "invalid_enum_value",
            "options": ["SRC", "STW"],
            "path": ["line_items", 0, "charge_type"],
            "message": "Invalid enum value. Expected 'SRC' | 'STW', received '123'"
          },
          {
            "received": "XYZ",
            "code": "invalid_enum_value",
            "options": ["P", "Q"],
            "path": ["line_items", 0, "charge_indicator"],
            "message": "Invalid enum value. Expected 'P' | 'Q', received 'XYZ'"
          },
          {
            "received": "STW",
            "code": "invalid_enum_value",
            "options": ["01", "126"],
            "path": ["line_items", 1, "tt"],
            "message": "Invalid enum value. Expected '01' | '126', received 'STW'"
          },
          {
            "received": "123",
            "code": "invalid_enum_value",
            "options": ["SRC", "STW"],
            "path": ["line_items", 1, "charge_type"],
            "message": "Invalid enum value. Expected 'SRC' | 'STW', received '123'"
          },
          {
            "received": "Storage With",
            "code": "invalid_enum_value",
            "options": ["P", "Q"],
            "path": ["line_items", 1, "charge_indicator"],
            "message": "Invalid enum value. Expected 'P' | 'Q', received 'Storage With'"
          }
        ]
      }
    ]
  }
}