feat: PC Box 管理系统 + 全英文名统一 + 队伍补位机制

- 新增 PC Box tab（左侧 party + 右侧 box 网格，支持 party↔box 拾取/放置/交换）
- 空格键抓取/放下，左键在 col=0 时切到 party 面板
- 使用 useTabHeaderFocus 避免左右键被 Tabs 组件拦截
- 所有 1025 只精灵统一使用 Dex 英文名，移除中英混搭
- compactParty 补位机制：不允许前置空位，队伍最少保留一只
- PC Box tab 移至第二位（Buddy → PC Box → Pokédex → Egg）

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

packages/pokemon/src/__tests__/storage.test.ts

@@ -112,10 +112,12 @@ describe('addToParty', () => {
 })
 
 describe('removeFromParty', () => {
-  test('removes creature at index', () => {
-    const data = makeData(2)
-    const updated = removeFromParty(data, 1)
-    expect(updated.party[1]).toBeNull()
+  test('removes creature and compacts party', () => {
+    const data = makeData(3)
+    const updated = removeFromParty(data, 0)
+    expect(updated.party[0]).toBe('creature-1')
+    expect(updated.party[1]).toBe('creature-2')
+    expect(updated.party[2]).toBeNull()
   })
 
   test('does nothing for out-of-bounds index', () => {
@@ -123,6 +125,12 @@ describe('removeFromParty', () => {
     const updated = removeFromParty(data, 10)
     expect(updated.party).toEqual(data.party)
   })
+
+  test('cannot remove last party member', () => {
+    const data = makeData(1)
+    const updated = removeFromParty(data, 0)
+    expect(updated.party[0]).toBe('creature-0')
+  })
 })
 
 describe('swapPartySlots', () => {

packages/pokemon/src/core/storage.ts

@@ -266,19 +266,28 @@ export function incrementTurns(data: BuddyData): BuddyData {
 
 // ─── Party operations ───
 
+/** Compact party: move all non-null to front, pad with nulls to length 6 */
+export function compactParty(party: (string | null)[]): (string | null)[] {
+  const filled = party.filter((id): id is string => id !== null)
+  return [...filled, ...Array(6).fill(null)].slice(0, 6)
+}
+
 export function addToParty(data: BuddyData, creatureId: string): { data: BuddyData; added: boolean } {
   const party = [...data.party]
   const emptyIdx = party.findIndex(p => p === null)
   if (emptyIdx === -1) return { data, added: false }
   party[emptyIdx] = creatureId
-  return { data: { ...data, party }, added: true }
+  return { data: { ...data, party: compactParty(party) }, added: true }
 }
 
 export function removeFromParty(data: BuddyData, slotIndex: number): BuddyData {
   if (slotIndex < 0 || slotIndex >= 6) return data
   const party = [...data.party]
+  // Don't remove if it would leave party empty
+  const count = party.filter(Boolean).length
+  if (count <= 1) return data
   party[slotIndex] = null
-  return { ...data, party }
+  return { ...data, party: compactParty(party) }
 }
 
 export function swapPartySlots(data: BuddyData, indexA: number, indexB: number): BuddyData {
@@ -287,7 +296,7 @@ export function swapPartySlots(data: BuddyData, indexA: number, indexB: number):
   const b = party[indexB]
   party[indexA] = b
   party[indexB] = a
-  return { ...data, party }
+  return { ...data, party: compactParty(party) }
 }
 
 export function setActivePartyMember(data: BuddyData, creatureId: string): BuddyData {
@@ -300,7 +309,7 @@ export function setActivePartyMember(data: BuddyData, creatureId: string): Buddy
   } else {
     party[0] = creatureId
   }
-  return { ...data, party }
+  return { ...data, party: compactParty(party) }
 }
 
 // ─── PC Box operations ───

packages/pokemon/src/dex/species.ts

@@ -2,7 +2,7 @@ import { Dex } from '@pkmn/sim'
 import type { SpeciesData, SpeciesId, GrowthRate } from '../types'
 import { getSpecies, mapBaseStats, mapGenderRatio } from './pkmn'
 import { getNextEvolution } from './evolution'
-import { SPECIES_I18N, SPECIES_PERSONALITY } from './names'
+import { SPECIES_PERSONALITY } from './names'
 
 // ─── Dynamic species list from @pkmn/sim Dex ───
 
@@ -111,7 +111,6 @@ function buildEvolutionChain(speciesId: SpeciesId): SpeciesData['evolutionChain'
 function buildSpeciesData(id: SpeciesId): SpeciesData {
   const dex = getSpecies(id)
   const sup = SUPPLEMENT[id] ?? DEFAULT_SUPPLEMENT
-  const i18n = SPECIES_I18N[id]
   const personality = SPECIES_PERSONALITY[id]
 
   if (!dex) {
@@ -121,7 +120,7 @@ function buildSpeciesData(id: SpeciesId): SpeciesData {
   return {
     id,
     name: dex.name,
-    names: i18n ?? { en: dex.name },
+    names: { en: dex.name },
     dexNumber: dex.num,
     genderRate: mapGenderRatio(dex.genderRatio as { M: number; F: number } | undefined),
     baseStats: mapBaseStats(dex.baseStats),

packages/pokemon/src/index.ts

@@ -52,7 +52,7 @@ export { checkEggEligibility, generateEgg, advanceEggSteps, isEggReadyToHatch, h
 export {
   loadBuddyData, saveBuddyData, getDefaultBuddyData, migrateFromLegacy,
   updateDailyStats, incrementTurns,
-  addToParty, removeFromParty, swapPartySlots, setActivePartyMember,
+  addToParty, removeFromParty, swapPartySlots, setActivePartyMember, compactParty,
   depositToBox, withdrawFromBox, moveInBox, renameBox,
   findCreatureLocation, releaseCreature, getTotalCreatureCount, getAllCreatureIds,
   addItemToBag, removeItemFromBag, getItemCount,
@@ -62,6 +62,7 @@ export { loadSprite, fetchAndCacheSprite, getSpeciesDisplay } from './core/sprit
 // Sprites
 export { renderAnimatedSprite, shrinkSprite, getIdleAnimMode, getPetOverlay } from './sprites/renderer'
 export { getFallbackSprite } from './sprites/fallback'
+export { SpeciesPicker } from './ui/SpeciesPicker'
 
 // UI Components
 export { CompanionCard } from './ui/CompanionCard'

packages/pokemon/src/ui/CompanionCard.tsx

@@ -67,7 +67,7 @@ export function CompanionCard({ creature, buddyData, spriteLines }: CompanionCar
 
   // Evolution hint
   const evoHint = nextEvo ? (
-    <Text color={GRAY}> → <Text color={CYAN}>{getSpeciesData(nextEvo.to).names.zh ?? getSpeciesData(nextEvo.to).name}</Text> Lv.{nextEvo.minLevel}</Text>
+    <Text color={GRAY}> → <Text color={CYAN}>{getSpeciesData(nextEvo.to).name}</Text> Lv.{nextEvo.minLevel}</Text>
   ) : null
 
   return (
@@ -84,7 +84,7 @@ export function CompanionCard({ creature, buddyData, spriteLines }: CompanionCar
 
       {/* Species + type + gender */}
       <Box>
-        <Text color={GRAY}>{species.names.zh ?? species.name}</Text>
+        <Text color={GRAY}>{species.name}</Text>
         <Text> </Text>
         {typeBadges}
         {genderSymbol && <Text> {genderSymbol}</Text>}

packages/pokemon/src/ui/PokedexView.tsx

@@ -112,7 +112,7 @@ export function PokedexView({ buddyData }: PokedexViewProps) {
                 <Text>{isActive ? <Text color={YELLOW}>▶</Text> : ' '}</Text>
                 <Text color={GRAY}>#{String(species.dexNumber).padStart(3, '0')} </Text>
                 <Text color={WHITE} bold={isActive}>
-                  {(species.names as Record<string, string>).zh ?? species.name}
+                  {species.name}
                 </Text>
                 <Text>
                   {' '}

packages/pokemon/src/ui/SpeciesDetail.tsx

@@ -59,7 +59,7 @@ export function SpeciesDetail({ speciesId, caughtLevel, spriteLines }: SpeciesDe
       {/* Header */}
       <Box justifyContent="space-between">
         <Box>
-          <Text bold color={CYAN}>#{String(species.dexNumber).padStart(3, '0')} {species.names.zh ?? species.name}</Text>
+          <Text bold color={CYAN}>#{String(species.dexNumber).padStart(3, '0')} {species.name}</Text>
         </Box>
         {caughtLevel && <Text color={GREEN}>Best: Lv.{caughtLevel}</Text>}
       </Box>
@@ -163,7 +163,7 @@ function EvolutionChain({ speciesId }: { speciesId: SpeciesId }) {
         <React.Fragment key={sid}>
           {i > 0 && <Text color={GRAY}> → </Text>}
           <Text color={sid === speciesId ? CYAN : GRAY} bold={sid === speciesId}>
-            {getSpeciesData(sid).names.zh ?? getSpeciesData(sid).name}
+            {getSpeciesData(sid).name}
           </Text>
           {i < chain.length - 1 && getNextEvolution(sid) && (
             <Text color={GRAY}> Lv.{getNextEvolution(sid)!.minLevel}</Text>

packages/pokemon/src/ui/SpeciesPicker.tsx

@@ -19,7 +19,7 @@ const ALL_ENTRIES: SpeciesEntry[] = ALL_SPECIES_IDS.map(id => {
   return {
     id,
     name: data.name,
-    displayName: (data.names as Record<string, string>).zh ?? data.name,
+    displayName: data.name,
     dexNumber: data.dexNumber,
     types: data.types as string[],
   }