feedback3: merge W3D — 折桠's skill idle (community report #23), the ammo bar's real total (#35), unit sounds at the official chance and volume (#30), shots from the hands to the chest (GitHub #61), stuck model loads restarted (GitHub #68), the boss leader shown in prep with its hit tiles (#12)

server/match/waves.js

@@ -562,9 +562,11 @@ export function withBounties(gd, round, wave, bounties, playerId, { side = null
 
 /**
  * nextEnemies preview (m.private.nextEnemies): one entry per spawn action (research 08 §4.2 input), in spawn order:
- * `{ enemyKey, count, gate: 'upper'|'lower', t, fly, elite, boss, source: 'wave'|'bounty', tag }` — `tag` 'boss' /
+ * `{ enemyKey, count, gate: 'upper'|'lower', t, fly, elite, boss, source: 'wave'|'bounty', tag, start? }` — `tag` 'boss' /
  * 'bounty' / null kept for the drawer's grouping; Σ count = the enemies of the round (HUD). Boss parts are omitted.
- * The client places the models in the gate's pen zone (≤ 50 shown, elites and bosses always).
+ * The client places the models in the gate's pen zone (≤ 50 shown, elites and bosses always) — except a leader: its
+ * entry carries its spawn tile `start` ([row, col] on the boss field) and the Final Assault / Hidden Core prep shows it
+ * standing there (render/app.js, community report #12; display only).
  */
 export function previewOf(spawns) {
   const out = [];
@@ -583,6 +585,7 @@ export function previewOf(spawns) {
       boss: tag === 'boss',
       source: tag === 'bounty' ? 'bounty' : 'wave',
       tag,
+      ...(tag === 'boss' && Array.isArray(pv.start) && pv.start.length >= 2 && pv.start.every(Number.isFinite) ? { start: [pv.start[0], pv.start[1]] } : {}),
       _seq: seq++,
     });
   }

server/sim/skills.js

@@ -98,6 +98,7 @@ export class SkillRuntime {
     this.active = false;
     this.timeLeft = 0;
     this.ammoLeft = 0;
+    this.ammoMax = 0;             // ammo kind: the most bullets this activation held (snapshot's draining bar)
     this.pending = false;         // instant/charges: next attack uses spec.attack
     this.activations = 0;
     this.lastStart = -Infinity;
@@ -195,6 +196,7 @@ export class SkillRuntime {
     this.pending = false;
     this.timeLeft = 0;
     this.ammoLeft = 0;
+    this.ammoMax = 0;
     this.charges = 0;
     this.sp = 0;
     this._trigKeys = null;
@@ -429,6 +431,7 @@ export class SkillRuntime {
       this.active = true;
       this.timeLeft = this.kind === 'duration' ? Math.max(0.01, this.duration) : (this.kind === 'ammo' && this.duration > 0 ? this.duration : Infinity);
       this.ammoLeft = this.kind === 'ammo' ? Math.max(1, this.ammo) : 0;
+      this.ammoMax = this.ammoLeft;
       this._applyMods();
     } else {
       // instant / charges
@@ -441,6 +444,9 @@ export class SkillRuntime {
     u.skillAnimUntil = b.time + 0.5;
     this._call('onStart', { reason });
     if (b._hooks.skillStart) b.emit('skillStart', { unit: u, skill: this, reason });
+    // bullets added in skillStart (拉特兰's ×(1.05 + 0.015 × layers), 逃犯引渡手续, talents): the bar's full mark
+    // (community report #35: the extra bullets sat above a full bar until fewer than the base count were left)
+    if (this.active && this.ammoLeft > this.ammoMax) this.ammoMax = this.ammoLeft;
     if (!this.isTimed && !this.pending) this.end('instant');
     return true;
   }
@@ -487,6 +493,7 @@ export class SkillRuntime {
     this.pending = false;
     this.timeLeft = 0;
     this.ammoLeft = 0;
+    this.ammoMax = 0;
     const n = this.activations;
     this._call('onEnd', { reason });
     if (!this.active && this.activations === n) this._removeMods();
@@ -509,7 +516,12 @@ export class SkillRuntime {
 
   // ---- helpers for content -------------------------------------------------------------------------------
   // (non-finite arguments are ignored: a NaN timer/ammo count would keep the skill active forever)
-  addAmmo(n) { if (this.active && this.kind === 'ammo' && Number.isFinite(n)) this.ammoLeft += n; }
+  // (bullets added above the activation's most so far raise the bar's full mark: the bar drains one bullet at a time)
+  addAmmo(n) {
+    if (!this.active || this.kind !== 'ammo' || !Number.isFinite(n)) return;
+    this.ammoLeft += n;
+    if (this.ammoLeft > this.ammoMax) this.ammoMax = this.ammoLeft;
+  }
   extend(seconds) { if (this.active && Number.isFinite(this.timeLeft) && Number.isFinite(seconds)) this.timeLeft += seconds; }
   addCharge(n = 1) { if (!Number.isFinite(n)) return; this.charges = Math.max(0, Math.min(this.maxCharges, this.charges + n)); if (this.charges >= this.maxCharges) this.sp = this.spCost; }
   stop() { this.end('stopped'); }

server/sim/snapshot.js

@@ -92,8 +92,9 @@ export function unitTuple(u, t) {
   const spMax = sk && !sk.noSkill ? sk.spCost : 0;
   let sp = sk && !sk.noSkill ? sk.sp : 0;
   if (sk && sk.active && sk.isTimed) {
-    // show remaining duration/ammo as a draining bar
-    if (sk.kind === 'ammo') sp = spMax * (sk.ammoLeft / Math.max(1, sk.ammo));
+    // show remaining duration/ammo as a draining bar — ammo out of the activation's real total (base + bullets added:
+    // 拉特兰, 逃犯引渡手续, refills; community report #35), so every bullet shortens it
+    if (sk.kind === 'ammo') sp = spMax * (sk.ammoLeft / Math.max(1, sk.ammoMax || sk.ammo || 0, sk.ammoLeft));
     else if (Number.isFinite(sk.timeLeft) && sk.duration > 0) sp = spMax * (sk.timeLeft / sk.duration);
   }
   // hp is rounded up (a living unit never shows 0) but never above the rounded max HP