Handles both chat-engine events (bracketed level prefix) and bare
server-alert lines via an optional level group. Detectors: filename
match on _chat.txt plus content signatures for ChatMessage{...} log
entries and the chat-server initialization banner. CHAT_MESSAGE and
SERVER_ALERT named-group regexes ride along on ChatPattern for analyser
extraction in phase B.
indifferentketchup
28e8fc8dc6