发布 26.9.14：进服文案与默认配置优化，配置可自动重建

lang/en_us.yml

@@ -27,7 +27,6 @@ iridium.calc_help: 'Evaluate an expression, e.g. !!c 1+2*(3-1)'
 iridium.calc_usage: 'Usage: !!c <expression>, e.g. !!c 1+2*(3-1)'
 iridium.calc_error: 'Cannot calculate {0}: {1}'
 iridium.calc_div_zero: 'Division by zero'
-iridium.join_tip_header: 'Iridium is enabled. Available commands: (click to fill chat)'
+iridium.join_tip_header: 'Available commands: (click to fill chat)'
 iridium.join_tip_click: 'click to fill chat'
-iridium.motd_header: 'Server Info'
 iridium.motd_days: 'Day {0} since server start'