init: 初始化 AssetX 项目仓库

包含 webapp（Next.js 用户端）、webapp-back（Go 后端）、
antdesign（管理后台）、landingpage（营销落地页）、
数据库 SQL 和配置文件。

webapp/public/icons/actions/arrow-right-icon.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 20 20"><path stroke="#fff" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.667" d="M4.166 10h11.667M10 4.167 15.833 10 10 15.833"/></svg>

webapp/public/icons/actions/icon-arrow-gold.svg

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+<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 16 16"><path stroke="#fcfcfd" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.304" d="M3.26 7.824h9.128M7.824 3.26l4.564 4.564-4.564 4.565"/></svg>

webapp/public/icons/actions/icon-arrow-right.svg

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+<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 16 16"><path stroke="#fff" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.304" d="M3.26 7.824h9.128M7.824 3.26l4.564 4.564-4.564 4.565"/></svg>

webapp/public/icons/actions/icon-copy.svg

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+<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 16 16"><path stroke="#fcfcfd" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.333" d="M12.667 4.667v-2A.667.667 0 0 0 12 2H3.333a1.333 1.333 0 0 0 0 2.667h10a.667.667 0 0 1 .667.666V8m0 0h-2a1.333 1.333 0 1 0 0 2.667h2a.667.667 0 0 0 .667-.667V8.667A.667.667 0 0 0 14 8"/><path stroke="#fcfcfd" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.333" d="M2 3.334v9.333A1.333 1.333 0 0 0 3.333 14h10a.667.667 0 0 0 .667-.666v-2.667"/></svg>

webapp/public/icons/actions/icon-notification.svg

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+<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 14 14"><path stroke="#9ca1af" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.167" d="M10.5 5.25 7 8.75l-3.5-3.5"/></svg>

webapp/public/icons/actions/icon-refresh.svg

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+<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 16 16"><path stroke="#4b5563" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.333" d="M8 4v4l2.667 1.333"/><path stroke="#4b5563" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.333" d="M8 14.667A6.667 6.667 0 1 0 8 1.334a6.667 6.667 0 0 0 0 13.333"/></svg>

webapp/public/icons/actions/icon-wallet.svg

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+<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 20 20"><path fill="#3b3735" d="M10.272 14.71v4.607l5.694-8.023zm5.486-4.917L10.273.683V7.31z"/><path fill="#1f1d19" d="M10.272 7.824v5.642l5.435-3.157z"/><path fill="#959190" d="M4.268 9.793 9.754.683V7.31z"/><path fill="#403c3a" d="M9.754 7.824v5.642l-5.435-3.157z"/><path fill="#959190" d="M9.754 14.71v4.607l-5.693-8.023z"/></svg>