Index and search emails from a local Maildir. More information: <https://man.cx/mu>.

• Initialize the email database, optionally specifying the Maildir directory and email addresses:
  mu init --maildir=path/to/directory [email protected]
• Index new emails:
  mu index
• Find messages using a specific keyword (in message body, subject, sender, ...):
  mu find keyword
• Find messages to Alice with subject `jellyfish` containing the words `apples` or `oranges`:
  mu find to:alice subject:jellyfish apples OR oranges
• Find unread messages about words starting with `soc` (the `*` only works at the end of the search term) in the Sent Items folder:
  mu find 'subject:soc*' flag:unread maildir:'/Sent Items'
• Find messages from Sam with attached images, between 2 KiB and 2 MiB, written in 2021:
  mu find 'mime:image/* size:2k..2m date:20210101..20211231 from:sam
• List contacts with `Bob` in either name or email address:
  mu cfind Bob

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