fix(web-shell): stabilize slash command i18n in split-view panes

packages/web-shell/client/App.tsx

@@ -4116,7 +4116,6 @@ export function App({
   };
 
   const commands = useMemo(() => {
-    const skillNames = new Set(connection.skills ?? []);
     return localizeBuiltinDescriptions(
       mergeCommands(connection.commands ?? [], getLocalCommands(t)),
       t,
@@ -4125,17 +4124,15 @@ export function App({
         (command) => !hiddenCommands.has(normalizeHiddenCommand(command.name)),
       )
       .map((command) => {
-        if (!skillNames.has(command.name)) return command;
         const skillKey = skillDescriptionKey(command.name);
+        if (!skillKey) return command;
         return {
           ...command,
           displayCategory: 'skill' as const,
-          description: skillKey
-            ? t(skillKey)
-            : command.description || t('skills.run'),
+          description: t(skillKey),
         };
       });
-  }, [connection.commands, connection.skills, hiddenCommands, t]);
+  }, [connection.commands, hiddenCommands, t]);
 
   const welcomeHeaderProps = useMemo(
     () => ({

packages/web-shell/client/components/ChatPane.test.tsx

@@ -424,7 +424,10 @@ describe('ChatPane', () => {
       { name: 'compress', description: 'Compress', source: 'builtin-command' },
     ];
     render();
-    expect(testid('pane-commands')?.textContent).toBe('2');
+    // Local commands are merged with daemon commands; 'clear' is deduplicated,
+    // 'compress' is daemon-only — so the count is localCount + 1.
+    const count = Number(testid('pane-commands')?.textContent);
+    expect(count).toBeGreaterThan(30);
   });
 
   it('hides internal composer models and labels the rest', () => {

packages/web-shell/client/components/ChatPane.tsx

@@ -20,7 +20,12 @@ import { isAskUserPermission } from '../utils/askUserPermission';
 import { isDaemonApprovalMode } from '../utils/sessionPreparation';
 import { isVisibleComposerModel } from '../utils/composerModels';
 import { getModelDisplayName } from '../utils/modelDisplay';
-import { localizeBuiltinDescriptions } from '../constants/localCommands';
+import {
+  getLocalCommands,
+  localizeBuiltinDescriptions,
+  skillDescriptionKey,
+} from '../constants/localCommands';
+import { mergeCommands } from '../hooks/daemonSessionMappers';
 import { MessageList } from './MessageList';
 import { StreamingStatus } from './StreamingStatus';
 import { ChatEditor, type ComposerToolbarAction } from './ChatEditor';
@@ -149,10 +154,20 @@ export function ChatPane({ title, onClose, onError }: ChatPaneProps) {
   // submitted (via sendPrompt), so e.g. `/clear` clears this pane's session, not
   // the outer one. The approval-mode and model pickers likewise drive this
   // session's own actions; the SDK reflects the change back on `connection`.
-  const commands = useMemo(
-    () => localizeBuiltinDescriptions(connection.commands ?? [], t),
-    [connection.commands, t],
-  );
+  const commands = useMemo(() => {
+    return localizeBuiltinDescriptions(
+      mergeCommands(connection.commands ?? [], getLocalCommands(t)),
+      t,
+    ).map((command) => {
+      const skillKey = skillDescriptionKey(command.name);
+      if (!skillKey) return command;
+      return {
+        ...command,
+        displayCategory: 'skill' as const,
+        description: t(skillKey),
+      };
+    });
+  }, [connection.commands, t]);
   const availableModels = useMemo(
     () =>
       (connection.models ?? []).filter(isVisibleComposerModel).map((model) => ({

packages/web-shell/client/constants/localCommands.test.ts

@@ -41,13 +41,22 @@ describe('localizeBuiltinDescriptions (commands)', () => {
 
   it('leaves a custom command that shadows a built-in name untouched', () => {
     const commands: CommandInfo[] = [
-      { name: 'export', description: 'my project exporter' },
+      { name: 'export', description: 'my project exporter', source: 'custom' },
     ];
     expect(localizeBuiltinDescriptions(commands, zh)[0].description).toBe(
       'my project exporter',
     );
   });
 
+  it('translates a built-in name even when source is missing', () => {
+    const commands: CommandInfo[] = [
+      { name: 'export', description: 'Export conversation to a file' },
+    ];
+    expect(localizeBuiltinDescriptions(commands, zh)[0].description).toBe(
+      '将当前会话历史导出到文件',
+    );
+  });
+
   it('does not touch built-ins that are not in the map', () => {
     const commands: CommandInfo[] = [
       {

packages/web-shell/client/constants/localCommands.ts

@@ -181,6 +181,7 @@ const SKILL_DESCRIPTION_KEYS: Record<string, string> = {
   // This repo's project skills (.qwen/skills).
   'agent-reproduce-align': 'skilldesc.agentReproduceAlign',
   'agent-reproduce-feature': 'skilldesc.agentReproduceFeature',
+  autofix: 'skilldesc.autofix',
   bugfix: 'skilldesc.bugfix',
   codegraph: 'skilldesc.codegraph',
   'create-issue': 'skilldesc.createIssue',
@@ -210,16 +211,19 @@ export function skillDescriptionKey(name: string): string | undefined {
 /**
  * Re-localize built-in command descriptions by name so the slash menu matches
  * the web-shell UI language even when the daemon advertises them in its own
- * process language. Guarded by source === 'builtin-command' so custom commands
- * keep their own description. (Skills are localized in the skill-tagging step.)
+ * process language. Translates when source is explicitly 'builtin-command' or
+ * when no source is set (daemon may omit _meta.source in some event paths).
+ * Commands with a non-builtin source (e.g. 'skill', 'custom') are left alone.
+ * (Skills are localized separately in the skill-tagging step.)
  */
 export function localizeBuiltinDescriptions(
   commands: CommandInfo[],
   t: Translate,
 ): CommandInfo[] {
   return commands.map((command) => {
-    if (command.source !== 'builtin-command') return command;
     const key = BUILTIN_COMMAND_DESCRIPTION_KEYS[command.name];
-    return key ? { ...command, description: t(key) } : command;
+    if (!key) return command;
+    if (command.source && command.source !== 'builtin-command') return command;
+    return { ...command, description: t(key) };
   });
 }

packages/web-shell/client/i18n.tsx

@@ -941,6 +941,8 @@ const EN: Messages = {
     'Align a ported Codex/Claude Code feature with the original',
   'skilldesc.agentReproduceFeature':
     'Reproduce an existing Codex/Claude Code feature',
+  'skilldesc.autofix':
+    'Implement approved issues or address PR review feedback',
   'skilldesc.bugfix': 'Fix a bug from a GitHub issue, reproduce-first',
   'skilldesc.codegraph': 'Analyze the codebase via graph and vector index',
   'skilldesc.createIssue': 'Draft and submit a GitHub issue from an idea',
@@ -2613,6 +2615,7 @@ const ZH: Messages = {
   'skilldesc.agentReproduceAlign':
     '将已移植的 Codex/Claude Code 功能与原版对齐',
   'skilldesc.agentReproduceFeature': '复现 Codex/Claude Code 的现有功能',
+  'skilldesc.autofix': '实现已批准的 issue 或处理 PR 审查反馈',
   'skilldesc.bugfix': '按先复现流程修复 GitHub issue 中的 bug',
   'skilldesc.codegraph': '通过图数据库和向量索引分析代码库',
   'skilldesc.createIssue': '根据想法或 bug 描述起草并提交 GitHub issue',