Revert "feat(settings): add auto-launch on system startup feature"

This reverts commit ba336fc416.

Reason: Found issues that need to be addressed before reintroducing
the auto-launch feature. Will reimplement with fixes.

src/hooks/useSettings.ts

@@ -126,7 +126,6 @@ export function useSettings(): UseSettingsResult {
       const previousClaudeDir = sanitizeDir(data?.claudeConfigDir);
       const previousCodexDir = sanitizeDir(data?.codexConfigDir);
       const previousGeminiDir = sanitizeDir(data?.geminiConfigDir);
-      const previousAutoLaunch = data?.launchOnStartup ?? false;
 
       const payload: Settings = {
         ...settings,
@@ -140,20 +139,6 @@ export function useSettings(): UseSettingsResult {
 
       await settingsApi.setAppConfigDirOverride(sanitizedAppDir ?? null);
 
-      // 如果开机自启状态改变，调用系统 API
-      if (payload.launchOnStartup !== previousAutoLaunch) {
-        try {
-          await settingsApi.setAutoLaunch(payload.launchOnStartup);
-        } catch (error) {
-          console.error("Failed to update auto-launch:", error);
-          toast.error(
-            t("settings.autoLaunchFailed", {
-              defaultValue: "设置开机自启失败",
-            }),
-          );
-        }
-      }
-
       try {
         if (payload.enableClaudePluginIntegration) {
           await settingsApi.applyClaudePluginConfig({ official: false });

src/hooks/useSettingsForm.ts

@@ -82,7 +82,6 @@ export function useSettingsForm(): UseSettingsFormResult {
       minimizeToTrayOnClose: data.minimizeToTrayOnClose ?? true,
       enableClaudePluginIntegration:
         data.enableClaudePluginIntegration ?? false,
-      launchOnStartup: data.launchOnStartup ?? false,
       claudeConfigDir: sanitizeDir(data.claudeConfigDir),
       codexConfigDir: sanitizeDir(data.codexConfigDir),
       language: normalizedLanguage,
@@ -102,7 +101,6 @@ export function useSettingsForm(): UseSettingsFormResult {
             showInTray: true,
             minimizeToTrayOnClose: true,
             enableClaudePluginIntegration: false,
-            launchOnStartup: false,
             language: readPersistedLanguage(),
           } as SettingsFormState);
 
@@ -137,7 +135,6 @@ export function useSettingsForm(): UseSettingsFormResult {
         minimizeToTrayOnClose: serverData.minimizeToTrayOnClose ?? true,
         enableClaudePluginIntegration:
           serverData.enableClaudePluginIntegration ?? false,
-        launchOnStartup: serverData.launchOnStartup ?? false,
         claudeConfigDir: sanitizeDir(serverData.claudeConfigDir),
         codexConfigDir: sanitizeDir(serverData.codexConfigDir),
         language: normalizedLanguage,