feat: 初始化项目结构与核心功能

引入项目基础目录结构，包含多语言支持、主要页面与组件、核心游戏逻辑、UI 组件库、加密与本地持久化、自动化 Docker 构建流程、GitHub issue 模板（中英文）、README（中英文）、LICENSE 及开发配置文件。实现 OGame 单机版主要功能模块，为后续开发和扩展奠定基础。

src/components/ui/dialog/DialogScrollContent.vue

@@ -0,0 +1,51 @@
+<template>
+  <DialogPortal>
+    <DialogOverlay
+      class="fixed inset-0 z-50 grid place-items-center overflow-y-auto bg-black/80 data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0"
+    >
+      <DialogContent
+        :class="
+          cn(
+            'relative z-50 grid w-full max-w-lg my-8 gap-4 border border-border bg-background p-6 shadow-lg duration-200 sm:rounded-lg md:w-full',
+            props.class
+          )
+        "
+        v-bind="{ ...$attrs, ...forwarded }"
+        @pointer-down-outside="(event) => {
+          const originalEvent = event.detail.originalEvent;
+          const target = originalEvent.target as HTMLElement;
+          if (originalEvent.offsetX > target.clientWidth || originalEvent.offsetY > target.clientHeight) {
+            event.preventDefault();
+          }
+        }"
+      >
+        <slot />
+
+        <DialogClose class="absolute top-4 right-4 p-0.5 transition-colors rounded-md hover:bg-secondary">
+          <X class="w-4 h-4" />
+          <span class="sr-only">Close</span>
+        </DialogClose>
+      </DialogContent>
+    </DialogOverlay>
+  </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, DialogOverlay, DialogPortal, useForwardPropsEmits } from 'reka-ui'
+  import { cn } from '@/lib/utils'
+
+  defineOptions({
+    inheritAttrs: false
+  })
+
+  const props = defineProps<DialogContentProps & { class?: HTMLAttributes['class'] }>()
+  const emits = defineEmits<DialogContentEmits>()
+
+  const delegatedProps = reactiveOmit(props, 'class')
+
+  const forwarded = useForwardPropsEmits(delegatedProps, emits)
+</script>