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/dialog/ScrollableDialogContent.vue

@@ -0,0 +1,71 @@
+<template>
+  <DialogPortal>
+    <DialogOverlay />
+    <DialogContent
+      data-slot="scrollable-dialog-content"
+      v-bind="{ ...$attrs, ...forwarded }"
+      :class="
+        cn(
+          'bg-background data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 fixed top-[50%] left-[50%] z-50 w-[calc(100vw-3rem)] translate-x-[-50%] translate-y-[-50%] rounded-lg border shadow-lg duration-200 sm:w-auto flex flex-col p-0',
+          containerClass
+        )
+      "
+    >
+      <!-- 固定的头部 -->
+      <div class="shrink-0 px-4 pt-4 pb-3 sm:px-6 sm:pt-6 sm:pb-4 border-b">
+        <slot name="header" />
+      </div>
+
+      <!-- 可滚动的内容区域 -->
+      <div class="overflow-y-auto px-4 py-3 sm:px-6 sm:py-4">
+        <slot />
+      </div>
+
+      <!-- 可选的固定底部 -->
+      <div v-if="$slots.footer" class="shrink-0 px-4 pb-4 pt-3 sm:px-6 sm:pb-6 sm:pt-4 border-t">
+        <slot name="footer" />
+      </div>
+
+      <!-- 关闭按钮 -->
+      <DialogClose
+        v-if="showCloseButton"
+        data-slot="dialog-close"
+        class="ring-offset-background focus:ring-ring data-[state=open]:bg-accent data-[state=open]:text-muted-foreground absolute top-4 right-4 rounded-xs opacity-70 transition-opacity hover:opacity-100 focus:ring-2 focus:ring-offset-2 focus:outline-hidden disabled:pointer-events-none [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4 z-10"
+      >
+        <X />
+        <span class="sr-only">Close</span>
+      </DialogClose>
+    </DialogContent>
+  </DialogPortal>
+</template>
+
+<script setup lang="ts">
+  import type { DialogContentEmits, DialogContentProps } from 'reka-ui'
+  import type { HTMLAttributes } from 'vue'
+  import { reactiveOmit } from '@vueuse/core'
+  import { X } from 'lucide-vue-next'
+  import { DialogClose, DialogContent, DialogPortal, useForwardPropsEmits } from 'reka-ui'
+  import { cn } from '@/lib/utils'
+  import DialogOverlay from './DialogOverlay.vue'
+
+  defineOptions({
+    inheritAttrs: false
+  })
+
+  const props = withDefaults(
+    defineProps<
+      DialogContentProps & {
+        containerClass?: HTMLAttributes['class']
+        showCloseButton?: boolean
+      }
+    >(),
+    {
+      showCloseButton: true
+    }
+  )
+  const emits = defineEmits<DialogContentEmits>()
+
+  const delegatedProps = reactiveOmit(props, 'containerClass')
+
+  const forwarded = useForwardPropsEmits(delegatedProps, emits)
+</script>