refactor: 优化主界面布局与通知系统

重构App.vue，首页独立无侧边栏，其他页面采用统一侧边栏布局。新增右下角固定通知区，集成返回顶部、队列通知、外交通知和敌方警报。移除新手引导组件，替换为弱引导提示系统。支持星球重命名弹窗。优化NPC成长与行为定时器逻辑，提升性能和可维护性。删除issue模板及相关文档描述。

src/composables/useHints.ts

@@ -0,0 +1,239 @@
+/**
+ * 弱引导系统 - 非阻塞式、可关闭的页面提示
+ * 用温和的引导替代强制性教程
+ */
+import { ref, computed, watch } from 'vue'
+import { useRouter } from 'vue-router'
+import { useGameStore } from '@/stores/gameStore'
+
+// 提示定义 - 用户首次访问页面时显示一次
+export interface Hint {
+  id: string
+  route: string // 显示此提示的路由路径
+  titleKey: string // 标题的 i18n 键
+  messageKey: string // 消息的 i18n 键
+  icon?: string // 可选的图标名称
+  delay?: number // 显示前的延迟毫秒数（默认 500）
+}
+
+// 所有可用的提示
+const hints: Hint[] = [
+  {
+    id: 'overview_intro',
+    route: '/overview',
+    titleKey: 'hints.overview.title',
+    messageKey: 'hints.overview.message',
+    icon: 'home',
+    delay: 1000
+  },
+  {
+    id: 'buildings_intro',
+    route: '/buildings',
+    titleKey: 'hints.buildings.title',
+    messageKey: 'hints.buildings.message',
+    icon: 'building',
+    delay: 500
+  },
+  {
+    id: 'research_intro',
+    route: '/research',
+    titleKey: 'hints.research.title',
+    messageKey: 'hints.research.message',
+    icon: 'flask',
+    delay: 500
+  },
+  {
+    id: 'shipyard_intro',
+    route: '/shipyard',
+    titleKey: 'hints.shipyard.title',
+    messageKey: 'hints.shipyard.message',
+    icon: 'rocket',
+    delay: 500
+  },
+  {
+    id: 'fleet_intro',
+    route: '/fleet',
+    titleKey: 'hints.fleet.title',
+    messageKey: 'hints.fleet.message',
+    icon: 'plane',
+    delay: 500
+  },
+  {
+    id: 'galaxy_intro',
+    route: '/galaxy',
+    titleKey: 'hints.galaxy.title',
+    messageKey: 'hints.galaxy.message',
+    icon: 'globe',
+    delay: 500
+  },
+  {
+    id: 'diplomacy_intro',
+    route: '/diplomacy',
+    titleKey: 'hints.diplomacy.title',
+    messageKey: 'hints.diplomacy.message',
+    icon: 'handshake',
+    delay: 500
+  },
+  {
+    id: 'messages_intro',
+    route: '/messages',
+    titleKey: 'hints.messages.title',
+    messageKey: 'hints.messages.message',
+    icon: 'mail',
+    delay: 500
+  },
+  {
+    id: 'defense_intro',
+    route: '/defense',
+    titleKey: 'hints.defense.title',
+    messageKey: 'hints.defense.message',
+    icon: 'shield',
+    delay: 500
+  },
+  {
+    id: 'officers_intro',
+    route: '/officers',
+    titleKey: 'hints.officers.title',
+    messageKey: 'hints.officers.message',
+    icon: 'users',
+    delay: 500
+  },
+  {
+    id: 'simulator_intro',
+    route: '/battle-simulator',
+    titleKey: 'hints.simulator.title',
+    messageKey: 'hints.simulator.message',
+    icon: 'swords',
+    delay: 500
+  },
+  {
+    id: 'settings_intro',
+    route: '/settings',
+    titleKey: 'hints.settings.title',
+    messageKey: 'hints.settings.message',
+    icon: 'settings',
+    delay: 500
+  },
+  {
+    id: 'gm_intro',
+    route: '/gm',
+    titleKey: 'hints.gm.title',
+    messageKey: 'hints.gm.message',
+    icon: 'wand',
+    delay: 500
+  }
+]
+
+// 全局UI状态（不需要持久化）
+const currentHint = ref<Hint | null>(null)
+const isHintVisible = ref(false)
+
+let hintTimeout: ReturnType<typeof setTimeout> | null = null
+
+export function useHints() {
+  const router = useRouter()
+  const gameStore = useGameStore()
+
+  // 确保 dismissedHints 数组已初始化
+  if (!gameStore.player.dismissedHints) {
+    gameStore.player.dismissedHints = []
+  }
+
+  // 确保 hintsEnabled 已初始化（默认为 true）
+  if (gameStore.player.hintsEnabled === undefined) {
+    gameStore.player.hintsEnabled = true
+  }
+
+  // 检查提示是否已被关闭
+  const isHintDismissed = (hintId: string): boolean => {
+    return gameStore.player.dismissedHints?.includes(hintId) ?? false
+  }
+
+  // 检查当前路由是否应该显示提示
+  const checkForHint = (routePath: string) => {
+    if (!gameStore.player.hintsEnabled) return
+
+    // 清除任何待显示的提示
+    if (hintTimeout) {
+      clearTimeout(hintTimeout)
+      hintTimeout = null
+    }
+
+    // 导航时隐藏当前提示
+    isHintVisible.value = false
+    currentHint.value = null
+
+    // 查找此路由对应的提示
+    const hint = hints.find(h => routePath.startsWith(h.route))
+    if (!hint) return
+
+    // 检查是否已经关闭过
+    if (isHintDismissed(hint.id)) return
+
+    // 延迟后显示提示
+    const delay = hint.delay ?? 500
+    hintTimeout = setTimeout(() => {
+      currentHint.value = hint
+      isHintVisible.value = true
+    }, delay)
+  }
+
+  // 关闭当前提示（不再显示）
+  const dismissHint = (dontShowAgain = true) => {
+    if (currentHint.value && dontShowAgain) {
+      if (!gameStore.player.dismissedHints) {
+        gameStore.player.dismissedHints = []
+      }
+      if (!gameStore.player.dismissedHints.includes(currentHint.value.id)) {
+        gameStore.player.dismissedHints.push(currentHint.value.id)
+      }
+    }
+    isHintVisible.value = false
+    currentHint.value = null
+  }
+
+  // 暂时关闭提示（下次访问还会显示）
+  const closeHint = () => {
+    isHintVisible.value = false
+    currentHint.value = null
+  }
+
+  // 重置所有提示（重新显示）
+  const resetHints = () => {
+    gameStore.player.dismissedHints = []
+  }
+
+  // 切换提示开关
+  const setHintsEnabled = (enabled: boolean) => {
+    gameStore.player.hintsEnabled = enabled
+    if (!enabled) {
+      isHintVisible.value = false
+      currentHint.value = null
+    }
+  }
+
+  // 监听路由变化
+  watch(
+    () => router.currentRoute.value.path,
+    newPath => {
+      checkForHint(newPath)
+    },
+    { immediate: true }
+  )
+
+  return {
+    // 状态
+    currentHint: computed(() => currentHint.value),
+    isHintVisible: computed(() => isHintVisible.value),
+    hintsEnabled: computed(() => gameStore.player.hintsEnabled ?? true),
+    dismissedCount: computed(() => gameStore.player.dismissedHints?.length ?? 0),
+    totalHints: computed(() => hints.length),
+
+    // 操作
+    dismissHint,
+    closeHint,
+    resetHints,
+    setHintsEnabled,
+    checkForHint
+  }
+}