feat: 首次推送到Gitea - 完整项目代码 + 安全加固 + 知识库

public/bot-avatars/passerby_ecommerce_learner_51.svg

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+<?xml version="1.0" encoding="UTF-8"?>
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512" width="512" height="512">
+  <defs>
+    <linearGradient id="bg" x1="0%" y1="0%" x2="100%" y2="100%">
+      <stop offset="0%" stop-color="#38bdf8"/>
+      <stop offset="100%" stop-color="#6366f1"/>
+    </linearGradient>
+  </defs>
+  <!-- 背景渐变 -->
+  <rect width="512" height="512" fill="url(#bg)"/>
+  <!-- 装饰图形 -->
+  <polygon points="298,78 265.092,135 330.908,135" fill="white" opacity="0.15" transform="rotate(0 298 116)"/>
+    <polygon points="116,346 83.092,403 148.90800000000002,403" fill="white" opacity="0.15" transform="rotate(358 116 384)"/>
+    <polygon points="384,164 351.092,221 416.908,221" fill="white" opacity="0.15" transform="rotate(356 384 202)"/>
+    <polygon points="202,432 169.09199999999998,489 234.90800000000002,489" fill="white" opacity="0.15" transform="rotate(354 202 470)"/>
+    <polygon points="470,250 437.092,307 502.908,307" fill="white" opacity="0.15" transform="rotate(352 470 288)"/>
+    <polygon points="288,68 255.09199999999998,125 320.908,125" fill="white" opacity="0.15" transform="rotate(350 288 106)"/>
+    <polygon points="106,336 73.092,393 138.90800000000002,393" fill="white" opacity="0.15" transform="rotate(348 106 374)"/>
+    <polygon points="374,154 341.092,211 406.908,211" fill="white" opacity="0.15" transform="rotate(346 374 192)"/>
+    <polygon points="192,422 159.09199999999998,479 224.90800000000002,479" fill="white" opacity="0.15" transform="rotate(344 192 460)"/>
+    <polygon points="460,240 427.092,297 492.908,297" fill="white" opacity="0.15" transform="rotate(342 460 278)"/>
+    <polygon points="278,58 245.09199999999998,115 310.908,115" fill="white" opacity="0.15" transform="rotate(340 278 96)"/>
+    <polygon points="96,326 63.092,383 128.90800000000002,383" fill="white" opacity="0.15" transform="rotate(338 96 364)"/>
+  <!-- 角色徽章 -->
+  <rect x="20" y="20" width="92" height="28" rx="14" fill="rgba(255,255,255,0.25)"/>
+       <text x="66" y="38" text-anchor="middle" fill="white" font-size="13" font-weight="600" font-family="system-ui">行业专家</text>
+  <!-- 中央大字母（带阴影） -->
+  <text x="258" y="322" text-anchor="middle" fill="rgba(0,0,0,0.3)" font-size="280" font-weight="800" font-family="system-ui,-apple-system,sans-serif">马</text>
+  <text x="256" y="320" text-anchor="middle" fill="white" font-size="280" font-weight="800" font-family="system-ui,-apple-system,sans-serif">马</text>
+  <!-- 右下角 🤖 标识 -->
+  <g transform="translate(440 440)">
+    <circle cx="0" cy="0" r="32" fill="white" opacity="0.95"/>
+    <path d="M-12 -4 L-12 8 Q-12 14 -6 14 L6 14 Q12 14 12 8 L12 -4 Q12 -10 6 -10 L-6 -10 Q-12 -10 -12 -4 Z" fill="#38bdf8"/>
+    <circle cx="-4" cy="0" r="2" fill="white"/>
+    <circle cx="4" cy="0" r="2" fill="white"/>
+    <line x1="-6" y1="6" x2="6" y2="6" stroke="white" stroke-width="1.5" stroke-linecap="round"/>
+    <line x1="-8" y1="-12" x2="-12" y2="-16" stroke="#38bdf8" stroke-width="2" stroke-linecap="round"/>
+    <line x1="0" y1="-14" x2="0" y2="-20" stroke="#38bdf8" stroke-width="2" stroke-linecap="round"/>
+    <line x1="8" y1="-12" x2="12" y2="-16" stroke="#38bdf8" stroke-width="2" stroke-linecap="round"/>
+    <circle cx="-12" cy="-16" r="2" fill="#38bdf8"/>
+    <circle cx="0" cy="-20" r="2" fill="#38bdf8"/>
+    <circle cx="12" cy="-16" r="2" fill="#38bdf8"/>
+  </g>
+</svg>