Function extractVerification

extractVerification(input: DocumentInput): VerificationMetadata
Extract verification metadata from HTML.
Parameters
- input: DocumentInput
  Parsed HTML document or raw HTML string
Returns VerificationMetadata
Verification metadata
Remarks
Extracts verification tags used by various platforms for domain and ownership verification.
Example
```
// With parsed document (recommended for multiple extractions)
const doc = parseHTML(htmlString);
const verification = extractVerification(doc);

// Or directly with HTML string
const verification = extractVerification(htmlString);
```
- Defined in src/metadata/verification/extract.ts:33