| excludeProp | Conditionally excludes a property from an object. | 
| isPlainObject | Checks if a value is a plain object (e.g., created with {}orObject). | 
| mapObject | Maps a ReadonlyRecord<K, V>to a newReadonlyRecord<K, U>, preserving branded key types (e.g.,type Id = 'id' & string) lost byObject.entries. UsesK extends stringfor precision. | 
| objectToEntries | Converts a record to entries, preserving branded string key types (e.g., type Id = 'id' & string) viaStringKeyOf<T>, unlikeObject.entrieswhich widens keys tostring. |