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/config/opencodeProviderPresets.ts

@@ -1210,6 +1210,36 @@ export const opencodeProviderPresets: OpenCodeProviderPreset[] = [
       },
     },
   },
+  {
+    name: "ClaudeCN",
+    websiteUrl: "https://claudecn.top",
+    apiKeyUrl: "https://claudecn.top/register?aff=ccswitch",
+    settingsConfig: {
+      npm: "@ai-sdk/anthropic",
+      name: "ClaudeCN",
+      options: {
+        baseURL: "https://claudecn.top",
+        apiKey: "",
+        setCacheKey: true,
+      },
+      models: {
+        "claude-sonnet-4-6": { name: "Claude Sonnet 4.6" },
+        "claude-opus-4-7": { name: "Claude Opus 4.7" },
+        "claude-haiku-4-5": { name: "Claude Haiku 4.5" },
+      },
+    },
+    category: "third_party",
+    isPartner: true,
+    partnerPromotionKey: "claudecn",
+    icon: "claudecn",
+    templateValues: {
+      apiKey: {
+        label: "API Key",
+        placeholder: "",
+        editorValue: "",
+      },
+    },
+  },
   {
     name: "AICoding",
     websiteUrl: "https://aicoding.sh",