Function getAllRegisteredIds

getAllRegisteredIds(): string[]
JMap.Application.Extension.getAllRegisteredIds

Returns all JMap Server NG registered extension ids.

Desn't list JMap Server NG Core extensions, only JMap Server NG extensions.

Returns string[]
Example
```
// Could returns [ "my-first-extension", "my-second-extension" ]
JMap.Extension.getAllRegisteredIds()
```