feat(edit-current): allow editing current provider and sync to live on save\n\n- Enable Edit button for current provider in UI\n- On update_provider, if updating current provider, write changes to live config (Claude/Codex)\n- Maintain SSOT in cc-switch/config.json with atomic writes

src-tauri/src/commands.rs

@@ -85,13 +85,52 @@ pub async fn add_provider(
 
     // 根据应用类型保存配置文件
     // 不再写入供应商副本文件，仅更新内存配置（SSOT）
-
-    manager.providers.insert(provider.id.clone(), provider);
+    let is_current = manager.current == provider.id;
+    manager.providers.insert(provider.id.clone(), provider.clone());
 
     // 保存配置
     drop(config); // 释放锁
     state.save()?;
 
+    // 若更新的是当前供应商，则同步写入 live 主配置
+    if is_current {
+        match app_type {
+            AppType::Claude => {
+                let settings_path = crate::config::get_claude_settings_path();
+                crate::config::write_json_file(&settings_path, &provider.settings_config)?;
+            }
+            AppType::Codex => {
+                let auth_path = crate::codex_config::get_codex_auth_path();
+                let config_path = crate::codex_config::get_codex_config_path();
+                if let Some(parent) = auth_path.parent() {
+                    std::fs::create_dir_all(parent)
+                        .map_err(|e| format!("创建 Codex 目录失败: {}", e))?;
+                }
+                let auth = provider
+                    .settings_config
+                    .get("auth")
+                    .ok_or_else(|| "目标供应商缺少 auth 配置".to_string())?;
+                crate::config::write_json_file(&auth_path, auth)?;
+                if let Some(cfg) = provider.settings_config.get("config") {
+                    if let Some(cfg_str) = cfg.as_str() {
+                        if !cfg_str.trim().is_empty() {
+                            toml::from_str::<toml::Table>(cfg_str)
+                                .map_err(|e| format!("config.toml 格式错误: {}", e))?;
+                        }
+                        crate::config::write_text_file(&config_path, cfg_str)
+                            .map_err(|e| format!("写入 config.toml 失败: {}", e))?;
+                    } else {
+                        crate::config::write_text_file(&config_path, "")
+                            .map_err(|e| format!("写入空的 config.toml 失败: {}", e))?;
+                    }
+                } else {
+                    crate::config::write_text_file(&config_path, "")
+                        .map_err(|e| format!("写入空的 config.toml 失败: {}", e))?;
+                }
+            }
+        }
+    }
+
     Ok(true)
 }
 

src/components/ProviderList.tsx

@@ -94,7 +94,6 @@ const ProviderList: React.FC<ProviderListProps> = ({
                   <button
                     className="edit-btn"
                     onClick={() => onEdit(provider.id)}
-                    disabled={isCurrent}
                   >
                     编辑
                   </button>