Can a plastic surgeon fix a small inguinal hernia when performing a mini tummy tuck?

You should ask your surgeon for their advice first. I generally recommend patients take a multivitamin. Vitamin C can certainly help as well. 

If you have a history of a stroke, high blood pressure and diabetes, your plastic surgeon will most likely request medical clearance from your primary care doctor.  You will have to be medically optimized for surgery which would include good blood pressure control, tight blood sugar control...

You have a wound complication with necrosis of the most poorly perfused area  that can occasionally occur following a tummy tuck.  This is usually best managed with wound care. For larger areas of necrosis surgery maybe indicated to deride (remove the area of necrosis) the wound...

I usually recommend waiting 6 weeks before starting heavy exercise. You should walk as much as possible though. Check with your plasti surgeon to be certain.

It is very common for there still to be some wrinkles in the skin after a tummy tuck, especially with stretch marks in the closure. Give it some time as it will smooth out.  It is also too early to worry about your belly button, it will change over the next couple of months. Follow up with...

Thanks for the question.  In this regard, I recommend you a Tummy Tuck to get a flat abdomen and waist and back Liposculpture, getting better curves especially in the waist, improving your body contour. Finally, I suggested take the fat we get and transfer to the buttocks and hips, to mold them ...