feat: 新增NPC与外交逻辑，优化UI组件结构

重构并精简了部分UI组件，移除冗余弹窗与详情组件，新增NPC相关逻辑（npcBehaviorLogic、npcGrowthLogic、npcStore等）及外交逻辑（diplomaticLogic、DiplomacyView）。完善分页、标签、复选框等通用UI组件。优化战报弹窗，调整README下载链接为相对路径，修复部分国际化内容。

src/components/ui/tabs/Tabs.vue

@@ -0,0 +1,19 @@
+<template>
+  <TabsRoot v-slot="slotProps" data-slot="tabs" v-bind="forwarded" :class="cn('flex flex-col gap-2', props.class)">
+    <slot v-bind="slotProps" />
+  </TabsRoot>
+</template>
+
+<script setup lang="ts">
+  import type { TabsRootEmits, TabsRootProps } from 'reka-ui'
+  import type { HTMLAttributes } from 'vue'
+  import { reactiveOmit } from '@vueuse/core'
+  import { TabsRoot, useForwardPropsEmits } from 'reka-ui'
+  import { cn } from '@/lib/utils'
+
+  const props = defineProps<TabsRootProps & { class?: HTMLAttributes['class'] }>()
+  const emits = defineEmits<TabsRootEmits>()
+
+  const delegatedProps = reactiveOmit(props, 'class')
+  const forwarded = useForwardPropsEmits(delegatedProps, emits)
+</script>