Air conditioning or cooking is rather nitpicking, those are not real issues, technological advances and passive house design would easily solve that.
The entire world doesn't have the climate of Japan where it's possible to live in an apartment without AC and heat. No amount of design can ameliorate 38C high humidity.
growing food directly around you
Only a subset of food can be grown locally and that local food is only available seasonally. It's the system we already have.
You could also have communal kitchens or diners or cafeteria.
That's not a technological solution to cooking. That's social which is far harder if not impossible to overcome.
The greatest luxury of all would be to have free time.
That doesn't follow. The same work needs to be done, if not more because reducing energy means reducing automation so people have to work to make up the difference.