create a blocklist (and allowlist) array of words that we do not allow, and then have a utility function that deals with it. containsLink, containsBannedTag and containsDiscrodInvite are all the same functionality. stripCode and then check against keywords.

[wiktoriavh]

create issue: create a blocklist (and allowlist) array of words that we do not allow, and then have a utility function that deals with it. containsLink, containsBannedTag and containsDiscrodInvite are all the same functionality. stripCode and then check against keywords.

Originally posted by @wiktoriavh in #85 (comment)