Feat/Add ByteDance Ark provider (#226)

src/assets/providers/ark.svg

@@ -0,0 +1,5 @@
+<svg fill="#191919" role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg">
+  <title>ByteDance Ark</title>
+  <path d="M12 1.5 2.75 22.5h3.57l1.87-4.36h7.62l-1.45-3.25h-4.76L12 9.47l5.72 13.03h3.53Z"/>
+  <path d="M14.96 9.1h3.48L21.25 2.8h-3.5Z"/>
+</svg>

src/assets/providers/index.ts

@@ -2,6 +2,7 @@ import anthropic from './anthropic.svg';
 import openai from './openai.svg';
 import google from './google.svg';
 import openrouter from './openrouter.svg';
+import ark from './ark.svg';
 import moonshot from './moonshot.svg';
 import siliconflow from './siliconflow.svg';
 import minimaxPortal from './minimax.svg';
@@ -14,6 +15,7 @@ export const providerIcons: Record<string, string> = {
     openai,
     google,
     openrouter,
+    ark,
     moonshot,
     siliconflow,
     'minimax-portal': minimaxPortal,