Add AutoMod message flag filter (#3938)

src/controllers/filters/parser/FilterParser.cpp

@@ -30,6 +30,8 @@ ContextMap buildContextMap(const MessagePtr &m, chatterino::Channel *channel)
      * flags.reward_message
      * flags.first_message
      * flags.whisper
+     * flags.reply
+     * flags.automod
      *
      * message.content
      * message.length
@@ -83,6 +85,7 @@ ContextMap buildContextMap(const MessagePtr &m, chatterino::Channel *channel)
         {"flags.first_message", m->flags.has(MessageFlag::FirstMessage)},
         {"flags.whisper", m->flags.has(MessageFlag::Whisper)},
         {"flags.reply", m->flags.has(MessageFlag::ReplyMessage)},
+        {"flags.automod", m->flags.has(MessageFlag::AutoMod)},
 
         {"message.content", m->messageText},
         {"message.length", m->messageText.length()},

src/controllers/filters/parser/Tokenizer.hpp

@@ -26,6 +26,7 @@ static const QMap<QString, QString> validIdentifiersMap = {
     {"flags.first_message", "first message?"},
     {"flags.whisper", "whisper message?"},
     {"flags.reply", "reply message?"},
+    {"flags.automod", "automod message?"},
     {"message.content", "message text"},
     {"message.length", "message length"}};