This looks like a really healthy diet. Is pineapple good as well?

I have been diagnosed with polyps in my gallbladder and ive to go to the general surgery clinic on the 12th of march so i think they are going to take it out, as ive been in discomfort for the past 9mths with right side pain and i have a swelling just below the ribs that gets worse as the day goes by and its sore there is this usual , thanks id be grateful for a answer