Yes. The software the architect used doesn't have images of chairs with holders. We're researching what's out there and have found several options. We will include chairs with and without armrests, to meet diverse accessibility needs. We'll also choose chairs that can be attached together, to maintain the neatness of the rows.
The rabbi's priority is to have as much flexibility as possible in the seating arrangement and placement of the reader's table. As a congregation, we can try out various arrangements until we find one that most people find satisfactory. We are likely to settle on two or three arrangements to accommodate the needs of various events other than weekly services.
The bookcases could hold extra prayer books and chumashim (Bibles), as well as large-print editions, Megillot (readings for Purim and other holidays), alternative versions of these books, and commentaries. The shelves could also provide temporary storage for tallit bags during service times.