fix: add Trae command adapter for slash commands support

src/core/command-generation/adapters/index.ts

@@ -26,6 +26,7 @@ export { kiroAdapter } from './kiro.js';
 export { opencodeAdapter } from './opencode.js';
 export { piAdapter } from './pi.js';
 export { qoderAdapter } from './qoder.js';
+export { traeAdapter } from './trae.js';
 export { lingmaAdapter } from './lingma.js';
 export { qwenAdapter } from './qwen.js';
 export { roocodeAdapter } from './roocode.js';

src/core/command-generation/adapters/trae.ts

@@ -0,0 +1,32 @@
+/**
+ * Trae Command Adapter
+ *
+ * Formats commands for Trae following its command specification.
+ * Similar to Claude but uses bare command ID as the name.
+ */
+
+import path from 'path';
+import type { CommandContent, ToolCommandAdapter } from '../types.js';
+
+/**
+ * Trae adapter for command generation.
+ * File path: .trae/commands/opsx/<id>.md
+ * Frontmatter: name (bare id), description
+ */
+export const traeAdapter: ToolCommandAdapter = {
+  toolId: 'trae',
+
+  getFilePath(commandId: string): string {
+    return path.join('.trae', 'commands', 'opsx', `${commandId}.md`);
+  },
+
+  formatFile(content: CommandContent): string {
+    return `---
+name: ${content.id}
+description: "${content.description}"
+---
+
+${content.body}
+`;
+  },
+};

src/core/command-generation/registry.ts

@@ -28,6 +28,7 @@ import { kiroAdapter } from './adapters/kiro.js';
 import { opencodeAdapter } from './adapters/opencode.js';
 import { piAdapter } from './adapters/pi.js';
 import { qoderAdapter } from './adapters/qoder.js';
+import { traeAdapter } from './adapters/trae.js';
 import { lingmaAdapter } from './adapters/lingma.js';
 import { qwenAdapter } from './adapters/qwen.js';
 import { roocodeAdapter } from './adapters/roocode.js';
@@ -63,6 +64,7 @@ export class CommandAdapterRegistry {
     CommandAdapterRegistry.register(opencodeAdapter);
     CommandAdapterRegistry.register(piAdapter);
     CommandAdapterRegistry.register(qoderAdapter);
+    CommandAdapterRegistry.register(traeAdapter);
     CommandAdapterRegistry.register(lingmaAdapter);
     CommandAdapterRegistry.register(qwenAdapter);
     CommandAdapterRegistry.register(roocodeAdapter);