修复赤刃明霄陈三技能对空自动开启并核实社区反馈

S3 的扩展范围含可选中的飞行目标时可以自动开启剑气；普攻保持仅对地。
[ASSUMED] 自动触发区域沿用扩展攻击格和永久射程延长，不扩张到未来剑气的整条路线。

补测部署技能与休整属性预览、后排协防蕾缪安真实锁定耗弹、诗怀雅落地金币、
莎草对炸弹的治疗链，以及予愿三种技能的普通地面溅射和无视可选性例外。
未复现的报告保留证据边界；诗怀雅被动落地投瓶符合 PRTS。

全 285 场 golden 重建并验证，仅 diy-074 变化：新增 4 次陈 S3，伤害 142376→163563，
时序/选敌改变后击杀 21→18、漏怪 96→99，223.83 秒和结束方式不变。
其余 284 场不变。

CI：5879 tests，5876 pass，0 fail，3 skip；setup/smoke/lint/imports/typecheck 均通过。
新增 16 项回归，相关 6 文件 63/63，补充 2 文件 20/20，文档 31/31。

server/match/match/intents.js

@@ -87,7 +87,8 @@ export class MatchIntents {
    * band and 机变 effects — computed exactly by the shared sim. The player's battle input after the onBattleStart meta
    * handlers (`ev.preview: true`, no enemies — those handlers must not change the match for a preview) builds a Battle
    * of the battle's options that is started (initial deployment + battleStart hooks), read and dropped: it is never
-   * stepped, so skills and timed effects do not show. Pushed to the player as `m.unitStats { seq, round, units }`
+   * stepped: deployment skills contribute their initial stats but their timers do not advance. No SP / skill timer is
+   * sent, and the real battle gets fresh units. Pushed to the player as `m.unitStats { seq, round, units }`
    * (units: shared/protocol.js unitStatsEntry, board operators and summons by uid); cached per input (a build costs
    * ≈ 0.3–0.7 ms). Prep phases only (ROUND_START, 机变, PREP); a battle's live stats come from the browser's own sim.
    * @param {PlayerState} ps @param {number|null} seq echoed (the client keeps the newest answer)