Function validateExtensions

validateExtensions(
extensions: Record<string, unknown> | undefined,
registry: IExtensionRegistry,
): Record<string, { errors?: string[]; valid: boolean }>
Validate all extensions in an extensions record
Parameters
- extensions: Record<string, unknown> | undefined
  Extensions record to validate
- registry: IExtensionRegistry
  Extension registry for validation
Returns Record<string, { errors?: string[]; valid: boolean }>
Object with validation results for each extension
Example
```
const results = validateExtensions(payload.extensions, registry);
if (Object.values(results).every(r => r.valid)) {
  // All extensions valid
}
```
- Defined in extensions/utils.ts:196