feedback5 WK: 自选编队 on the server — room.diy { picks } (lenient: illegal picks dropped, only malformed input is BAD_MSG; stored per session / seat; a match takes the picks its seat had at the start, a change during a match is for the next one; welcome lists diyKitted), PlayerState.diy with the player's data view (a slotted DIY slot is its operator for every rule: bonds from its factions, no 特质, the pick's skill and module, the slot's tier / price / merge), a per-player stock per slotted piece (8 at tier 5, 5 at tier 6 [ASSUMED]; never in the shared pool; none when every bond of it is banned), DIY pieces in that player's shop rolls and reward offers once the 调度中心 reaches the slot's level, battleInput diy, m.private.diy / diyBanned, prep scouting and results name the operator, 信标 never sends a 自选 piece to a teammate [ASSUMED]

The owner's decisions of 2026-10-05 (picks, slots, shop per player, bans); research 0.2.0 §2. Golden unchanged (no scenario slots a DIY pick).
Tests: test/match/diy-shop.test.js (9), test/lobby-diy.test.js (4).

server/match/fields.js

@@ -33,6 +33,7 @@ import { TICK, SNAPSHOT_EVERY } from '../sim/constants.js';
 import { layerGainRoom } from '../../shared/constants.js';
 import { uniteLeft } from '../sim/spec.js';
 import { GRANTED_CAP_OVERRIDE } from '../sim/content/garrisons/battle.js';
+import { diyTokenOwner } from '../../shared/diy.js';
 
 export const MAX_TICKS_PER_INTERVAL = 8;
 export const INTERVAL_MS = 1000 / 30;
@@ -542,6 +543,17 @@ function summonsOf(gd, chessId) {
   for (const id of [chessId, rec && rec.baseId, rec && rec.goldenId]) for (const t of (id && idx.byOwner.get(id)) || []) out.add(t);
   return [...out];
 }
+/**
+ * Summon ids a 自选 piece (0.2.0: a DIY slot `slotId` with its `pick`) can create: data/backups.json tokens whose owners
+ * name the pick's owner form (`<charId>@<statusKey>`, shared/diy.js diyTokenOwner).
+ */
+function diySummonsOf(gd, slotId, pick) {
+  const tokens = gd.raw && gd.raw.backups && gd.raw.backups.tokens && typeof gd.raw.backups.tokens === 'object' ? gd.raw.backups.tokens : null;
+  const slot = typeof gd.chess === 'function' && typeof slotId === 'string' ? gd.chess(slotId) : null;
+  if (!tokens || !slot || !pick || typeof pick.charId !== 'string') return [];
+  const owner = diyTokenOwner(pick.charId, slot.status);
+  return Object.keys(tokens).filter((id) => Array.isArray(tokens[id] && tokens[id].owners) && tokens[id].owners.includes(owner));
+}
 /** Summons no chess owns (bond / band units every player may field: 炎佑, 预备干员-医疗, Touch). */
 function ownerlessSummons(gd) { return summonIndex(gd).ownerless; }
 
@@ -674,6 +686,7 @@ export function specBounds(spec, gd = null) {
       if (u.kind !== 'token') {
         chess.set(u.uid, defId);
         if (gd) for (const t of summonsOf(gd, defId)) defIds.add(t);
+        if (gd && u.diy) for (const t of diySummonsOf(gd, defId, u.diy)) defIds.add(t);
       }
     }
     // the layers each bond starts the battle with (PlayerBattleInput.bonds): a gain never passes BOND_LAYER_CAP