style: update keep logo

source/images/logo.svg

@@ -0,0 +1,44 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="1062.75" height="1062.75" viewBox="0 0 1417 1417">
+  <metadata><?xpacket begin="" id="W5M0MpCehiHzreSzNTczkc9d"?>
+<x:xmpmeta xmlns:x="adobe:ns:meta/" x:xmptk="Adobe XMP Core 5.6-c140 79.160451, 2017/05/06-01:08:21        ">
+   <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
+      <rdf:Description rdf:about=""/>
+   </rdf:RDF>
+</x:xmpmeta>
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+<?xpacket end="w"?></metadata>
+<defs>
+    <style>
+      .cls-1, .cls-2 {
+        fill: #009fe8;
+      }
+
+      .cls-2 {
+        fill-rule: evenodd;
+      }
+    </style>
+  </defs>
+  <rect id="矩形_2" data-name="矩形 2" class="cls-1" x="238" y="142" width="399" height="1141"/>
+  <path id="矩形_3" data-name="矩形 3" class="cls-2" d="M942,142h243L942,529V142Z"/>
+  <path id="矩形_3_拷贝" data-name="矩形 3 拷贝" class="cls-2" d="M942,1283h243L942,896v387Z"/>
+</svg>