feat: add LionCCAPI provider preset with partner promotion

Add LionCCAPI as a third-party partner provider across all five apps
(Claude, Codex, Gemini, OpenCode, OpenClaw) with anthropic-messages
protocol for OpenCode and OpenClaw. Include partner promotion i18n
entries for zh/en/ja locales and lioncc icon.

src/config/codexProviderPresets.ts

@@ -351,6 +351,20 @@ requires_openai_auth = true`,
     icon: "ctok",
     iconColor: "#000000",
   },
+  {
+    name: "LionCCAPI",
+    websiteUrl: "https://vibecodingapi.ai",
+    auth: generateThirdPartyAuth(""),
+    config: generateThirdPartyConfig(
+      "lionccapi",
+      "https://vibecodingapi.ai/v1",
+      "gpt-5.4",
+    ),
+    category: "third_party",
+    isPartner: true,
+    partnerPromotionKey: "lionccapi",
+    icon: "lioncc",
+  },
   {
     name: "OpenRouter",
     websiteUrl: "https://openrouter.ai",