feat(core): add Lingma IDE support

docs/supported-tools.md

@@ -28,6 +28,7 @@ For each tool you select, OpenSpec installs:
 | Gemini CLI | `.gemini/skills/` | `.gemini/commands/opsx/` |
 | GitHub Copilot | `.github/skills/` | `.github/prompts/` |
 | iFlow | `.iflow/skills/` | `.iflow/commands/` |
+| Lingma | `.lingma/skills/` | `.lingma/commands/` |
 | Kilo Code | `.kilocode/skills/` | `.kilocode/workflows/` |
 | OpenCode | `.opencode/skills/` | `.opencode/command/` |
 | Qoder | `.qoder/skills/` | `.qoder/commands/opsx/` |
@@ -53,7 +54,7 @@ openspec init --tools all
 openspec init --tools none
 ```
 
-**Available tool IDs:** `amazon-q`, `antigravity`, `auggie`, `claude`, `cline`, `codebuddy`, `codex`, `continue`, `costrict`, `crush`, `cursor`, `factory`, `gemini`, `github-copilot`, `iflow`, `kilocode`, `opencode`, `qoder`, `qwen`, `roocode`, `trae`, `windsurf`
+**Available tool IDs:** `amazon-q`, `antigravity`, `auggie`, `claude`, `cline`, `codebuddy`, `codex`, `continue`, `costrict`, `crush`, `cursor`, `factory`, `gemini`, `github-copilot`, `iflow`, `lingma`, `kilocode`, `opencode`, `qoder`, `qwen`, `roocode`, `trae`, `windsurf`
 
 ## What Gets Installed
 

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

@@ -20,6 +20,7 @@ export { geminiAdapter } from './gemini.js';
 export { githubCopilotAdapter } from './github-copilot.js';
 export { iflowAdapter } from './iflow.js';
 export { kilocodeAdapter } from './kilocode.js';
+export { lingmaAdapter } from './lingma.js';
 export { opencodeAdapter } from './opencode.js';
 export { qoderAdapter } from './qoder.js';
 export { qwenAdapter } from './qwen.js';

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

@@ -0,0 +1,33 @@
+/**
+ * Lingma Command Adapter
+ *
+ * Formats commands for Lingma following its skill specification.
+ */
+
+import path from 'path';
+import type { CommandContent, ToolCommandAdapter } from '../types.js';
+
+/**
+ * Lingma adapter for command generation.
+ * File path: .lingma/commands/opsx-<id>.md
+ * Structure: Command markdown files with YAML frontmatter
+ */
+export const lingmaAdapter: ToolCommandAdapter = {
+  toolId: 'lingma',
+
+  getFilePath(commandId: string): string {
+    return path.join('.lingma', 'commands', `opsx-${commandId}.md`);
+  },
+
+  formatFile(content: CommandContent): string {
+    return `---
+name: /opsx-${content.id}
+id: opsx-${content.id}
+category: ${content.category}
+description: ${content.description}
+---
+
+${content.body}
+`;
+  },
+};

src/core/command-generation/registry.ts

@@ -22,6 +22,7 @@ import { geminiAdapter } from './adapters/gemini.js';
 import { githubCopilotAdapter } from './adapters/github-copilot.js';
 import { iflowAdapter } from './adapters/iflow.js';
 import { kilocodeAdapter } from './adapters/kilocode.js';
+import { lingmaAdapter } from './adapters/lingma.js';
 import { opencodeAdapter } from './adapters/opencode.js';
 import { qoderAdapter } from './adapters/qoder.js';
 import { qwenAdapter } from './adapters/qwen.js';
@@ -52,6 +53,7 @@ export class CommandAdapterRegistry {
     CommandAdapterRegistry.register(githubCopilotAdapter);
     CommandAdapterRegistry.register(iflowAdapter);
     CommandAdapterRegistry.register(kilocodeAdapter);
+    CommandAdapterRegistry.register(lingmaAdapter);
     CommandAdapterRegistry.register(opencodeAdapter);
     CommandAdapterRegistry.register(qoderAdapter);
     CommandAdapterRegistry.register(qwenAdapter);

src/core/config.ts

@@ -39,6 +39,7 @@ export const AI_TOOLS: AIToolOption[] = [
   { name: 'Qwen Code', value: 'qwen', available: true, successLabel: 'Qwen Code', skillsDir: '.qwen' },
   { name: 'RooCode', value: 'roocode', available: true, successLabel: 'RooCode', skillsDir: '.roo' },
   { name: 'Trae', value: 'trae', available: true, successLabel: 'Trae', skillsDir: '.trae' },
+  { name: 'Lingma', value: 'lingma', available: true, successLabel: 'Lingma', skillsDir: '.lingma' },
   { name: 'Windsurf', value: 'windsurf', available: true, successLabel: 'Windsurf', skillsDir: '.windsurf' },
   { name: 'AGENTS.md (works with Amp, VS Code, …)', value: 'agents', available: false, successLabel: 'your AGENTS.md-compatible assistant' }
 ];

src/core/legacy-cleanup.ts

@@ -52,6 +52,7 @@ export const LEGACY_SLASH_COMMAND_PATHS: Record<string, LegacySlashCommandPatter
   'continue': { type: 'files', pattern: '.continue/prompts/openspec-*.prompt' },
   'antigravity': { type: 'files', pattern: '.agent/workflows/openspec-*.md' },
   'iflow': { type: 'files', pattern: '.iflow/commands/openspec-*.md' },
+  'lingma': { type: 'files', pattern: '.lingma/commands/openspec-*.md' },
   'qwen': { type: 'files', pattern: '.qwen/commands/openspec-*.toml' },
   'codex': { type: 'files', pattern: '.codex/prompts/openspec-*.md' },
 };

test/core/command-generation/adapters.test.ts

@@ -17,6 +17,7 @@ import { geminiAdapter } from '../../../src/core/command-generation/adapters/gem
 import { githubCopilotAdapter } from '../../../src/core/command-generation/adapters/github-copilot.js';
 import { iflowAdapter } from '../../../src/core/command-generation/adapters/iflow.js';
 import { kilocodeAdapter } from '../../../src/core/command-generation/adapters/kilocode.js';
+import { lingmaAdapter } from '../../../src/core/command-generation/adapters/lingma.js';
 import { opencodeAdapter } from '../../../src/core/command-generation/adapters/opencode.js';
 import { qoderAdapter } from '../../../src/core/command-generation/adapters/qoder.js';
 import { qwenAdapter } from '../../../src/core/command-generation/adapters/qwen.js';
@@ -542,6 +543,33 @@ describe('command-generation/adapters', () => {
     });
   });
 
+  describe('lingmaAdapter', () => {
+    it('should have correct toolId', () => {
+      expect(lingmaAdapter.toolId).toBe('lingma');
+    });
+
+    it('should generate correct file path', () => {
+      const filePath = lingmaAdapter.getFilePath('explore');
+      expect(filePath).toBe(path.join('.lingma', 'commands', 'opsx-explore.md'));
+    });
+
+    it('should generate correct file paths for different commands', () => {
+      expect(lingmaAdapter.getFilePath('new')).toBe(path.join('.lingma', 'commands', 'opsx-new.md'));
+      expect(lingmaAdapter.getFilePath('apply')).toBe(path.join('.lingma', 'commands', 'opsx-apply.md'));
+    });
+
+    it('should format file with name, id, category, and description', () => {
+      const output = lingmaAdapter.formatFile(sampleContent);
+      expect(output).toContain('---\n');
+      expect(output).toContain('name: /opsx-explore');
+      expect(output).toContain('id: opsx-explore');
+      expect(output).toContain('category: Workflow');
+      expect(output).toContain('description: Enter explore mode for thinking');
+      expect(output).toContain('---\n\n');
+      expect(output).toContain('This is the command body.\n\nWith multiple lines.');
+    });
+  });
+
   describe('cross-platform path handling', () => {
     it('Claude adapter uses path.join for paths', () => {
       // path.join handles platform-specific separators
@@ -566,7 +594,7 @@ describe('command-generation/adapters', () => {
         amazonQAdapter, antigravityAdapter, auggieAdapter, clineAdapter,
         codexAdapter, codebuddyAdapter, continueAdapter, costrictAdapter,
         crushAdapter, factoryAdapter, geminiAdapter, githubCopilotAdapter,
-        iflowAdapter, kilocodeAdapter, opencodeAdapter, qoderAdapter,
+        iflowAdapter, kilocodeAdapter, lingmaAdapter, opencodeAdapter, qoderAdapter,
         qwenAdapter, roocodeAdapter
       ];
       for (const adapter of adapters) {