#!/bin/sh

VAULT=~/cloud/syncthing/obsidian

rg --no-filename '^\s*- \[ ]' "$VAULT" \
  | awk '
BEGIN {
  # initialize "last-tag"
  # initialize tags assoc array
}
{
  # find out tag
  # remove tag from task text
  # add task text to assoc array
  # save last-tag
}
/^\s+/ {
  # save under last-tag in assoc array if no tag
}
END {
  # group by tag
}
'