fix: recognize past-tense vomiting in chat safety

src/domain.js

@@ -4,7 +4,7 @@ const URGENT_TEXT_PATTERNS = Object.freeze([
   ['blood', /\b(?:rectal bleeding|bleeding from (?:the )?(?:rectum|bottom)|blood(?:y)? (?:in|on|with) (?:my |the )?(?:stool|poop|bowel movement)|(?:stool|poop) (?:has|contains|with) blood)\b/i],
   ['blackOrDarkRed', /\b(?:(?:black|dark[- ]?red) (?:stool|poop|bowel movement)|(?:stool|poop|bowel movement) (?:is|looks?) (?:black|dark[- ]?red))s?\b/i],
   ['severePain', /\b(?:severe|constant|unrelenting) (?:abdominal|stomach|belly) pain\b/i],
-  ['vomiting', /\b(?:vomit(?:ing|ed)?|throwing up)\b/i],
+  ['vomiting', /\b(?:vomit(?:ing|ed|s)?|throw(?:ing|s)? up|threw up|thrown up|puk(?:e|ed|ing|es)|barf(?:ed|ing|s)?|upchuck(?:ed|ing|s)?|toss(?:ed|ing|es)? (?:my|your|his|her|our|their|the) cookies|los(?:e|t|ing|es) (?:my|your|his|her|our|their|the) lunch|(?:i|we|you|he|she|they|someone) (?:(?:have|had|just|already|recently|am|are|was|were|kept) )?(?:hurl(?:s|ed|ing)?|spew(?:s|ed|ing)?)(?=\s*(?:[.!?]|$|again\b|twice\b|all night\b))|emesis)\b/i],
   ['fever', /\bfever(?:ish)?\b/i],
   ['cannotPassGas', /\b(?:cannot|can['’]?t|cant|unable to|not able to) pass gas\b/i],
 ]);