chore: 基线提交（重构前代码快照）

- git 初始化 + .gitignore 补全（根 .env / logs / instance / __pycache__ 等）
- 修复 utils/.gitignore 误将整个 utils/ 源码层忽略的问题，补入全部工具源码（含 ip2region.xdb）
- 含后端全部代码：application / extensions / utils / config / migrations
- 含前端 ui/（后续整体迁走）
- 不含根 .env（含密钥，本地保留）

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

ui/src/components/Select/index.ts

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+export { default as BasicSelect } from './src/BasicSelect.vue';

ui/src/components/Select/src/BasicSelect.vue

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+<template>
+  <el-select v-bind="getBindValues" v-model="selectValue" @change="change">
+    <el-option v-for="item in options" :key="item.value" :label="item.label" :value="item.value" />
+    <template v-for="item in Object.keys($slots)" :key="item" #[item]="data">
+      <slot v-bind="data" :name="item"></slot>
+    </template>
+  </el-select>
+</template>
+
+<script lang="ts" setup>
+  import { ref, unref, computed, onMounted, watch } from 'vue';
+  import { basicProps } from './props';
+  import { createStorage } from '@/utils/Storage';
+
+  const Storage = createStorage({ storage: localStorage });
+
+  const props = defineProps({ ...basicProps });
+
+  const emit = defineEmits(['update:modelValue']);
+
+  const selectValue = ref(props.modelValue);
+
+  const loading = ref(true);
+
+  const options = ref<any[]>([]);
+
+  const getProps = computed(() => {
+    return { ...props };
+  });
+
+  watch(
+    () => props.modelValue,
+    () => {
+      selectValue.value = props.modelValue;
+    },
+    {
+      immediate: true,
+      deep: true,
+    },
+  );
+
+  const selectWidth = props.block ? '100%' : `${props.width}px`;
+
+  const getBindValues = computed(() => {
+    return {
+      ...unref(getProps),
+      clearable: true,
+      loading: loading.value,
+      style: { width: selectWidth },
+    };
+  });
+
+  const getCacheData = computed(() => {
+    return props.cacheKey ? Storage.get(props.cacheKey) : null;
+  });
+
+  //选中值发生变化时触发
+  function change(value) {
+    emit('update:modelValue', value);
+  }
+
+  //初始化
+  function init() {
+    const { cache, cacheKey } = props;
+    //判断是否启用缓存
+    if (cache && cacheKey && getCacheData.value) {
+      options.value = getCacheData.value || [];
+      loading.value = false;
+      return;
+    }
+    //获取新数据
+    fetch();
+  }
+
+  //触发取新数据
+  async function fetch() {
+    loading.value = true;
+    const { request, cacheKey, cache } = props;
+    if (!request) {
+      if (props.options && props.options.length) {
+        options.value = props.options;
+        loading.value = false;
+        if (cache && cacheKey) Storage.set(cacheKey, props.options);
+      }
+      return;
+    }
+    try {
+      const res = await request();
+      options.value = res || [];
+      loading.value = false;
+      if (cache && cacheKey && res && res.length) Storage.set(cacheKey, res);
+    } catch (error) {
+      console.error(error);
+    }
+  }
+
+  //获取数据源
+  function getData() {
+    const { cache, cacheKey } = props;
+    return cache && cacheKey ? Storage.get(props.cacheKey) : options.value;
+  }
+
+  //获取缓存
+  onMounted(() => {
+    init();
+  });
+
+  //暴露方法
+  defineExpose({
+    fetch,
+    getData,
+  });
+</script>
+
+<style lang="scss" scoped></style>

ui/src/components/Select/src/props.ts

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+import type { PropType } from 'vue';
+import { SelectProps } from 'element-plus/es/components/select-v2/src/defaults';
+
+export const basicProps = {
+  ...SelectProps,
+  modelValue: {
+    type: [String, Number, Boolean, Object],
+  },
+  request: {
+    type: Function as PropType<(...arg: any[]) => Promise<any>>,
+    default: null,
+    required: true,
+  },
+  options: {
+    type: Array,
+    default: [],
+  },
+  //是否缓存数据
+  cache: {
+    type: Boolean,
+    default: false,
+  },
+  //开启缓存，必传缓存key，否则不生效
+  cacheKey: {
+    type: String,
+    default: '',
+  },
+  width: {
+    type: Number as PropType<number>,
+    default: 150,
+  },
+  //block属性将使按钮适合其父宽度
+  block: {
+    type: Boolean,
+    default: false,
+  },
+};