Update prefix

src/main/kotlin/PluginMain.kt

@@ -19,6 +19,8 @@ object PluginMain : KotlinPlugin(
 ) {
     private val games: MutableMap<Long, Point24> = mutableMapOf()
 
+    private const val prefix = "="
+
     override fun onEnable() {
         logger.info { "Plugin loaded" }
         PluginCommand.register()
@@ -29,20 +31,19 @@ object PluginMain : KotlinPlugin(
             startsWith("24点") and content { PluginConfig.enabledGroups.contains(this.group.id) } quoteReply {
                 val game = Point24()
                 games[this.sender.id] = game
-                "你抽到了 [${game.points[0]}] [${game.points[1]}] [${game.points[2]}] [${game.points[3]}]\n" +
+                "请用 [${game.points[0]}] [${game.points[1]}] [${game.points[2]}] [${game.points[3]}] 组成结果为24的算式，以'$prefix'开头验证"
-                    "请用以上四组数字组合成结果为24的算式，以“答”开头验证"
             }
 
-            startsWith("答") and content { PluginConfig.enabledGroups.contains(this.group.id) } quoteReply {
+            startsWith(prefix) and content { PluginConfig.enabledGroups.contains(this.group.id) } quoteReply {
                 val game = games[sender.id]
                 if (game == null) {
                     "你还没有抽数字哦，说“24点”来开始游戏吧"
                 } else {
                     try {
-                        val result = game.evaluate(message.contentToString().removePrefix("答").trim())
+                        val result = game.evaluate(message.contentToString().removePrefix(prefix).trim())
                         if (result == 24.0) {
                             games.remove(sender.id)
-                            "恭喜你，答对了！"
+                            "厉害，答对了！"
                         } else {
                             "答错了，计算结果为 $result"
                         }