docs: Add English README

feat: 添加隐私模式功能，一键隐藏敏感资产数据

feat: Enhance stablecoin price accuracy using C2C rates and USDG support, improve price display precision, and add historical price fallbacks.

feat: add WeChat icon and its mapping in the AssetList component.

feat: Add diverse asset icons, update asset form presets, and implement image-based icon display in asset list.

docs: Update screenshot for detail view.

docs: Update README with new screenshots for dashboard and detail views.

feat: optimize page loading with cache-first strategy

feat: Add production build serving, implement client-side data caching for price data, and enhance dashboard asset aggregation for charts.

feat: Enable adding assets directly from category headers, enhance asset icon generation, and introduce 'wealth' as a new asset type.

first commit