feedback5: merge R4 — operator kits one file per chess (kits/ops/*, kits/shared/*, kits/index.js in the old registry order) + kits/README.md with the fidelity checklist; golden unchanged

# Conflicts:
#	.git-blame-ignore-revs
#	test/docs-consistency.test.js

shared/loadoutRecord.js

@@ -106,9 +106,9 @@ export function loadoutRecord(rec, lo) {
  * The attack range a (loadout-resolved) chess record fights with from its deployment — the detail card without a live
  * entry, the board's range overlay and the deploy wheel (DESIGN §16), the same tiles the battle unit starts with (prep
  * m.unitStats `range`): the selected skill's grid when it reads "被动效果：攻击范围扩大" (引星棘刺 S3 3-9: her own range
- * while she carries it, tier5 kit); else an elite whose equipped module reads "攻击范围扩大" uses that module's own grid
+ * while she carries it, her kit); else an elite whose equipped module reads "攻击范围扩大" uses that module's own grid
  * — its range-only talent change (talentIndex −1), e.g. SPC-X = the 3×3 caster range + the centre tile [0,3] — as the
- * kits do (tier4 moduleRangeGrid, tier5 moduleRangeUp); anything else its `rangeGrid`. Then grown by the 特性's
+ * kits do (kits/shared/tier4.js moduleRangeGrid, shared/tier5.js moduleRangeUp); anything else its `rangeGrid`. Then grown by the 特性's
  * permanent 攻击距离 (traitRangeExtend: 信仰搅拌机 SPT-Y "攻击距离+1"). A running skill's range is the live entry's.
  * @param {object|null} rec loadoutRecord(…) output (or a data/chess.json record: its default module)
  * @returns {number[][]|null}
@@ -131,7 +131,7 @@ export function attackRangeGrid(rec) {
 
 /**
  * The permanent 攻击距离 (ability_range_forward_extend) a record's 特性 grants — a module's, e.g. 信仰搅拌机 SPT-Y
- * "攻击距离+1" (tier4 rangeUp: a persistent rangeExtend buff, s.baseRangeExtend); 0 for one that works "在集成战略中" only
+ * "攻击距离+1" (its kit's rangeUp: a persistent rangeExtend buff, s.baseRangeExtend); 0 for one that works "在集成战略中" only
  * (空弦 ISW-A). The other 攻击距离 of the mode are skills' (their running range).
  * @param {object|null} rec loadoutRecord(…) output
  */