feat(cli): add gemini-auth command and alias support

src/cli/index.ts

@@ -27,6 +27,7 @@ import { registerOpenaiAuthCommand } from './openai-auth.js';
 import { registerOpenaiKeyCommand } from './openai-key.js';
 import { registerZaiAuthCommand } from './zai-auth.js';
 import { registerAnthropicAuthCommand } from './anthropic-auth.js';
+import { registerGeminiAuthCommand } from './gemini-auth.js';
 import { registerSkillsCommand } from './skills.js';
 import { registerBackupCommand } from './backup.js';
 import { registerCompanionCommand } from './companion.js';
@@ -57,6 +58,7 @@ export function createProgram(): Command {
   registerOpenaiKeyCommand(program);
   registerZaiAuthCommand(program);
   registerAnthropicAuthCommand(program);
+  registerGeminiAuthCommand(program);
   registerSkillsCommand(program);
   registerBackupCommand(program);
   registerCompanionCommand(program);
@@ -80,10 +82,30 @@ function isDirectRun(): boolean {
   }
 }
 
+export function normalizeAliasFlags(argv: string[]): string[] {
+  const aliasMap: Record<string, string> = {
+    '--anthropic-auth': 'anthropic-auth',
+    '--gemini-auth': 'gemini-auth',
+    '--zai-auth': 'zai-auth',
+    '--openai-auth': 'openai-auth',
+    '--openai-key': 'openai-key',
+  };
+
+  for (const [flag, command] of Object.entries(aliasMap)) {
+    if (argv.includes(flag)) {
+      const filtered = argv.filter((arg) => arg !== flag);
+      return [filtered[0] ?? 'node', filtered[1] ?? 'flynn', command, ...filtered.slice(2)];
+    }
+  }
+
+  return argv;
+}
+
 if (isDirectRun()) {
   const program = createProgram();
-  const argv = process.argv.length <= 2
-    ? [...process.argv, 'tui']
-    : process.argv;
+  const normalizedArgv = normalizeAliasFlags(process.argv);
+  const argv = normalizedArgv.length <= 2
+    ? [...normalizedArgv, 'tui']
+    : normalizedArgv;
   program.parse(argv);
 }