If you don’t want to multiclass, there are options to get the same result with less resources
Plus we get the benefits of a better subclass than draconic sorcerer, such as either of the tasha’s subclasses which give ~10 very good spells due to them being able to be retrained
Hogoblin race from Volo’s Guide to Monsters gives light armor
Due to tasha’s, we can move the ability score boosts provided by the race
we’ll put the +1 in con and the +2 in charisma
we have a higher base wisdom since failing wisdom saving throws is very bad and we don’t have inherent wisdom saving throw proficiency as a sorcerer