Project enclosure for PGA2311 preamp/input switcher kit

My stereo receiver/amp was dying, and I decided to replace it with a compact T-class amplifier. However, none of the ones on the market had multiple switchable inputs or a volume remote. Fortunately, looking around I found quite a few eBay sellers who were selling [PGA2311-based volume control and input switchers](https://www.ebay.com/sch/i.html?_odkw=pga2311+volume+control&rmvSB=true&_sop=12&_fspt=1&_mPrRngCbx=1&_osacat=0&_from=R40&_trksid=p2045573.m570.l1313.TR0.TRC0.A0.H0.Xpga2311+volume+remo