termux-notification errors

Termux-notification no longer supports the -u argument:

Usage: termux-notification [options]
Display a system notification. Context text is read from stdin or specified using --content.
  --action action          action to execute when pressing the notification
  --button1 text           text to show on the first notification button
  --button1-action action  action to execute on the first notification button
  --button2 text           text to show on the second notification button
  --button2-action action  action to execute on the second notification button
  --button3 text           text to show on the third notification button
  --button3-action action  action to execute on the third notification button
  --content content        contnet to show in the notification. Read from stdin not specified here.
  --id id                  notification id (will overwrite any previous notification with the same id)
  --led-color rrggbb       color of the blinking led as RRGGBB (default: none)
  --led-on milliseconds    number of milliseconds for the LED to be on while it's flashing (default: 800)
  --led-off milliseconds   number of milliseconds for the LED to be off while it's flashing (default: 800)
  --priority prio          notification priority (high/low/max/min/default)
  --sound                  play a sound with the notification
  --title title            notification title to show
  --vibrate pattern        vibrate pattern, comma separated as in 500,1000,200

We will have to edit this, and optionally make buttons to open the link and/or use termux-share to allow them to use their full list of social media.