feat(docs): add mmx help command + API doc links to --help

src/commands/help.ts

@@ -0,0 +1,40 @@
+import { defineCommand } from '../command';
+import { DOCS_HOSTS } from '../config/schema';
+import type { Config } from '../config/schema';
+import type { GlobalFlags } from '../types/flags';
+
+interface ApiRef {
+  command: string;
+  title: string;
+  path: string;
+}
+
+const API_REFS: ApiRef[] = [
+  { command: 'mmx text chat',            title: 'Text Generation (Chat Completion)',    path: '/docs/api-reference/text-post' },
+  { command: 'mmx speech synthesize',    title: 'Speech T2A (Text-to-Audio)',           path: '/docs/api-reference/speech-t2a-http' },
+  { command: 'mmx image generate',       title: 'Image Generation (T2I / I2I)',         path: '/docs/api-reference/image-generation-t2i' },
+  { command: 'mmx video generate',       title: 'Video Generation (T2V / I2V / S2V)',   path: '/docs/api-reference/video-generation' },
+  { command: 'mmx music generate',       title: 'Music Generation',                     path: '/docs/api-reference/music-generation' },
+  { command: 'mmx music cover',          title: 'Music Cover (via Music Generation)',   path: '/docs/api-reference/music-generation' },
+  { command: 'mmx search query',         title: 'Web Search',                           path: '/docs/api-reference/web-search' },
+  { command: 'mmx vision describe',      title: 'Vision (Image Understanding)',         path: '/docs/api-reference/vision' },
+];
+
+export default defineCommand({
+  name: 'help',
+  description: 'Show MiniMax API documentation links',
+  usage: 'mmx help',
+  async run(config: Config, _flags: GlobalFlags) {
+    const host = DOCS_HOSTS[config.region] || DOCS_HOSTS.global;
+    process.stdout.write(`
+MiniMax API Documentation Links
+
+  Official docs: ${host}/docs/api-reference
+
+`);
+    for (const ref of API_REFS) {
+      process.stdout.write(`  ${ref.command.padEnd(30)} ${ref.title}\n`);
+      process.stdout.write(`  ${' '.repeat(30)} ${host}${ref.path}\n\n`);
+    }
+  },
+});

src/commands/speech/synthesize.ts

@@ -14,6 +14,7 @@ import type { SpeechRequest, SpeechResponse } from '../../types/api';
 export default defineCommand({
   name: 'speech synthesize',
   description: 'Synchronous TTS, up to 10k chars (speech-2.8-hd / 2.6 / 02)',
+  apiDocs: '/docs/api-reference/speech-t2a-http',
   usage: 'mmx speech synthesize --text <text> [--out <path>] [flags]',
   options: [
     { flag: '--model <model>',           description: 'Model ID (default: speech-2.8-hd)' },

src/commands/text/chat.ts

@@ -78,6 +78,7 @@ function extractText(content: ContentBlock[]): string {
 export default defineCommand({
   name: 'text chat',
   description: 'Send a chat completion (MiniMax Messages API)',
+  apiDocs: '/docs/api-reference/text-post',
   usage: 'mmx text chat --message <text> [flags]',
   options: [
     { flag: '--model <model>', description: 'Model ID (default: MiniMax-M2.7)' },

src/registry.ts

@@ -23,6 +23,7 @@ import configShow from './commands/config/show';
 import configSet from './commands/config/set';
 import configExportSchema from './commands/config/export-schema';
 import update from './commands/update';
+import help from './commands/help';
 
 export type { Command, OptionDef } from './command';
 
@@ -282,4 +283,5 @@ export const registry = new CommandRegistry({
   'config set':           configSet,
   'config export-schema': configExportSchema,
   'update':               update,
+  'help':                 help,
 });