- modify webmanifest to use LNBITS_SITE_TITLE and LNBITS_CUSTOM_LOGO env vars
- modify webmanifest to have a more accurate description, start_url and set theme_color to match default lnbits theme
- add service worker to cache requests (chrome requires a registered service worker to activate some pwa functionality)
- move webmanifest to <head> (chrome acts weird with it in the body)
- Add new tip % option to TPOS extension.
- When adding a new TPOS, a user can choose 1 or more tip % options to be displayed to the customer.
- When adding a new TPOS, a user can choose a wallet to send all collected tips to.
- UI Refresh on TPOS extension.
- Moved the share button to the top navigation, next to the TPOS name, and changed the icon to a more recognizable one.
- Re-arranged the buttons on the keypad to be more ergonomic.
