chore(codex): 调整 Codex 预设模板与占位符（auth.json/config.toml 与表单占位）

src/config/codexProviderPresets.ts

@@ -12,20 +12,30 @@ export interface CodexProviderPreset {
 export const codexProviderPresets: CodexProviderPreset[] = [
   {
     name: "Codex官方",
-    websiteUrl: "https://codex",
+    websiteUrl: "https://chatgpt.com/codex",
     isOfficial: true,
-    // 官方一般不需要在 auth.json 里预置 key，由用户根据实际环境填写
-    auth: {},
-    config: `# Codex 默认配置模板\n# 根据你的 Codex 安装或文档进行调整\nmodel = "default"\ntemperature = 0.7`,
+    // 官方的 key 为null
+    auth: {
+      "OPENAI_API_KEY": null,
+    },
+    config: ``,
   },
   {
     name: "PackyCode",
-    websiteUrl: "https://www.packycode.com",
+    websiteUrl: "https://codex.packycode.com/",
     // PackyCode 一般通过 API Key；请将占位符替换为你的实际 key
     auth: {
-      api_key: "sk-your-api-key-here",
+      "OPENAI_API_KEY": "sk-your-api-key-here",
     },
-    config: `# Codex 配置模板 - PackyCode\n# 如有需要可添加 base_url: \n# base_url = "https://api.packycode.com"\nmodel = "default"\ntemperature = 0.7`,
+    config: `model_provider = "packycode"
+model = "gpt-5"
+model_reasoning_effort = "high"
+
+[model_providers.packycode]
+name = "packycode"
+base_url = "https://codex-api.packycode.com/v1"
+wire_api = "responses"
+env_key = "packycode"`,
   },
 ];