feedback7: merge fb7-late — #389 / PR #390 画卷 keeps the items to copy across a merge, #385 / PR #387 spectator bond details count the hand like the own popup, #394 / PR #395 Enter during facing selection follows the focus, #281 the attack range drawn on a tapped operator, #388 引星棘刺 S1 DEF stacks, PR #386 谢拉格 寒风 blows bottom-up (owner)

- Golden union OK (roster-033 / roster-034 moved on both sides: #298 and #388); broad node --test 5598 (5596 pass, 0 fail,
  2 skipped); lint 0 errors.

test/render/fxchill.test.js

@@ -0,0 +1,60 @@
+// test/render/fxchill.test.js — the 'chill' fx of coldWind (render/fx/simfx.js + zones.js snowfall), PR #386 by
+// @leiming2333: 谢拉格's 盟约寒风 blows a blizzard UP the field (the official direction, the owner's confirmation of
+// 2026-10-08) with a stronger cold flash; an operator's own coldWind (灵知 S3, 麦哲伦 S1's pulse every 3 s — emitted with
+// the unit's `id`) keeps the light downward flurry and the softer flash. Against the headless fake PIXI
+// (test/render/fakepixi.js), like fxchen3wave.test.js.
+
+import { test, describe, before, after } from 'node:test';
+import assert from 'node:assert/strict';
+import { installFakePixi, fakeViewCtx } from './fakepixi.js';
+import { presetCamera } from '../../public/js/render/projection.js';
+
+let fake, FX;
+before(async () => {
+  fake = installFakePixi();
+  FX = await import('../../public/js/render/fx.js');
+});
+after(() => fake.restore());
+
+const W = 1600, H = 900;
+const cam = presetCamera('normal', { width: W, height: H });
+
+function makeFx(quality = 'high') {
+  const P = fake.P;
+  const ctx = fakeViewCtx(P);
+  const unit = { id: 7, x: 5, y: 10, z: 0, hover: 0, _headTiles: 1.2, alive: true, destroyed: false, info: { defId: 'x' }, onHit() {} };
+  return new FX.FxSystem({
+    P, layers: ctx.layers, cam: () => cam, heightAt: () => 0, settings: { quality, damageNumbers: true },
+    timeScale: () => 1, loadLevel: () => 0, subProfOf: () => null, view: (id) => (id === unit.id ? unit : null),
+    screenSize: () => ({ width: W, height: H }), fieldTop: () => 120,
+  });
+}
+const live = (fx) => fx.parts.filter((p) => p.sp && p.sp.visible !== false);
+
+describe('coldWind: 谢拉格\'s 盟约寒风 blows up the field, an operator\'s own cold keeps the light flurry', () => {
+  test('the bond\'s gust (the device emits no anchor unit): 48 flakes and 10 streaks rising from the bottom, the stronger flash', () => {
+    const fx = makeFx();
+    // server/sim/content/devices.js startColdWind: the field centre, the player, the cold stacks, the cold duration
+    fx.simFx('coldWind', 8, 9, { x: 8, y: 9, playerId: 'p1', n: 3, duration: 5 });
+    const ps = live(fx);
+    assert.equal(ps.length, 58, '48 flakes + 10 streaks at quality high');
+    assert.ok(ps.every((p) => p.vy < 0), 'every particle rises (screen y grows downward)');
+    assert.ok(ps.every((p) => p.vx > 0), 'on a crosswind');
+    assert.ok(ps.every((p) => p.y >= H * 0.55 - 1e-9), 'lifted off the lower part of the screen (some start below it)');
+    assert.equal(ps.filter((p) => p.sp.texture === fx.tex.streak).length, 10, 'gust streaks');
+    assert.deepEqual([fx.tintA, fx.tintDur], [0.45, 1]);
+    const low = makeFx('low');
+    low.simFx('coldWind', 8, 9, { x: 8, y: 9, playerId: 'p1', n: 3, duration: 5 });
+    assert.equal(live(low).length, 26, 'quality low: 22 flakes + 4 streaks');
+  });
+
+  test('an operator\'s own coldWind (灵知 S3, 麦哲伦\'s pulse: `id` = the unit): the light flurry drifting down, the softer flash', () => {
+    const fx = makeFx();
+    fx.simFx('coldWind', 5, 10, { x: 5, y: 10, id: 7, n: 2 });
+    const ps = live(fx);
+    assert.equal(ps.length, 26);
+    assert.ok(ps.every((p) => p.vy > 0), 'falling as before');
+    assert.equal(ps.filter((p) => p.sp.texture === fx.tex.streak).length, 0, 'no gust streaks');
+    assert.deepEqual([fx.tintA, fx.tintDur], [0.35, 0.8]);
+  });
+});