It's coming, it is just that it is somewhere down the tracks and the developers want to sort out allowing stuff like this properly. That is why just spell creation were added in 3.2.0 to test out the features/functionality.
You don't have to buy the official content - you can manually enter race data in the character sheet, or you can create your race using PAR5E (assuming you're referring to the 5E ruleset). You're certainly not limited to having to buy content, and FG is moving in the right direction. Just be patient and allow the devs times to get it right and prioritise around other major development activities.