It helps that we have something closer to a lifestyle business, where I can ask for a brief paragraph about your relationship to the outdoors and cycling, but that just means I had 500 slop cover letters gushing about cycling. The three that made it through were short concise honest and linked to real world activities they did.
Good luck, it’s a hard problem , and very very adversarial. You have true scam level applications from North Korea and India, and you have unqualified people trying to appear qualified. Sprinkled in are unqualified people who would be a good hire because of raw capability, and qualified people who are looking to do bare minimum.