As long as your government does not prohibit the use of crypto, especially bitcoin as a means of payment, of course, gradually people will start to be interested in the payments alternative that you offer, because now maybe payment with bitcoin is certainly more efficient than using fiat money for some people, I think the coffee business with payments bitcoin is now quite widespread and indicates that bitcoin is starting to be accepted by people in several countries such as your country, but if I may suggest, maybe you need to follow the example of some cafes that make bitcoin an attraction for consumers in Thailand, in addition to accepting payments with crypto , their also educate visitors with crypto and provide in-depth information on bitcoin market analysis.
https://www.reuters.com/world/asia-pacific/thai-cafe-serves-up-crypto-advice-with-coffee-cake-2022-01-31/Legality and adoption go hand in hand and perhaps in the future many countries will legalize the use of bitcoin as an alternative payment. You only need to spend a few units of bitcoin to pay for coffee without having to carry fiat, but you have to use LN. For a while I was still comfortable using fiat as a means of payment due to the adoption and legality of bitcoin. But I don't know if I can use it in the future because the government seems to prefer CBDC over legalizing bitcoin as a means of payment.