I just wrote a new thread on the spondyloarthropathies that you are worried about. Please read this.
You note heel pain along with possible sacroiliac joint involvement. Look especially at the segment on Reiter’s syndrome although this is normally found in males.
Lyme disease can also cause many of your symptoms.
Donald Corenman, MD, DC is a highly-regarded spine surgeon, considered an expert in the area of neck and back pain. Trained as both a Medical Doctor and Doctor of Chiropractic, Dr. Corenman earned academic appointments as Clinical Assistant Professor and Assistant Professor of Orthopaedic Surgery at the University of Colorado Health Sciences Center, and his research on spine surgery and rehabilitation has resulted in the publication of multiple peer-reviewed articles and two books.