feat(presets): add ClaudeCN provider presets

Add ClaudeCN as a new partner provider with support for:
- Claude Code preset (Anthropic native protocol)
- Codex preset (gpt-5.5 model)
- Claude Desktop preset (direct mode with passthrough routes)
- OpenCode preset (@ai-sdk/anthropic)
- OpenClaw preset (anthropic-messages protocol)
- Hermes preset (anthropic_messages mode)
- Icon configuration (claudecn.png)
- i18n support (zh/en/ja) with enterprise service promotion

ClaudeCN is an enterprise-grade AI gateway operated by a registered
company, supporting enterprise procurement processes with corporate
payments, contracts, and compliance guarantees.

src/icons/extracted/index.ts

@@ -2,6 +2,7 @@
 // Do not edit manually
 
 import _claudeapi from "./ClaudeApi.png";
+import _claudecn from "./claudecn.png";
 import _eflowcode from "./eflowcode.png";
 import _hermes from "./hermes.png";
 import _lemondata from "./lemondata.png";
@@ -83,6 +84,7 @@ export const icons: Record<string, string> = {
 
 export const iconUrls: Record<string, string> = {
   claudeapi: _claudeapi,
+  claudecn: _claudecn,
   eflowcode: _eflowcode,
   hermes: _hermes,
   lemondata: _lemondata,

src/icons/extracted/metadata.ts

@@ -78,6 +78,12 @@ export const iconMetadata: Record<string, IconMetadata> = {
     category: "ai-provider",
     keywords: ["claudeapi", "claude", "anthropic", "bedrock"],
   },
+  claudecn: {
+    name: "claudecn",
+    displayName: "ClaudeCN",
+    category: "ai-provider",
+    keywords: ["claudecn", "claude", "enterprise"],
+  },
   cloudflare: {
     name: "cloudflare",
     displayName: "Cloudflare",