Function analyzeNumber

analyzeNumber(phone: string): NumberInfo | null
Identifies and formats any Pakistani telephone number: mobile, landline, UAN (111), toll-free (0800), premium-rate (0900) or personal (0122).
Parameters
- phone: string
  Number in local or international format
Returns NumberInfo | null
Number details, or null if it is not a valid Pakistani number
Example
```
analyzeNumber('021-111-825-888');
// { type: 'uan', formatted: '021-111-825-888', e164: '+9221111825888',
//   areaCode: '021', cities: ['Karachi'] }
analyzeNumber('042 35761234');
// { type: 'landline', formatted: '042-35761234', e164: '+924235761234',
//   areaCode: '042', cities: ['Lahore'] }
```
- Defined in numbers.ts:104