chore: sweep Kimi mentions from comments and notes

tests/runtime-flags.test.cjs

@@ -24,11 +24,10 @@ const EXPECTED_FLAGS = [
 const NON_INSTALLABLE_RUNTIMES = new Set(['vscode']);
 
 test('runtimeFlags: every known non-claude runtime sets exactly its own flag true', () => {
-  // Convert a flag name (camelCase, e.g. isKimiCode) to the runtime id it
-  // represents (kimi-code). Strip the 'is' prefix, then split camelCase
+  // Convert a flag name (camelCase, e.g. isFooBar) to the runtime id it
+  // represents (foo-bar). Strip the 'is' prefix, then split camelCase
   // boundaries into hyphen-separated lowercase words. The simpler
-  // slice(2).toLowerCase() worked while every runtime id was a single word;
-  // kimi-code is the first hyphenated id.
+  // slice(2).toLowerCase() only works while every runtime id is a single word.
   const flagToId = (flag) => flag.slice(2)
     .replace(/[A-Z]/g, (m, i) => (i > 0 ? '-' : '') + m.toLowerCase());
   const idToFlag = (id) => 'is' + id.charAt(0).toUpperCase() + id.slice(1).replace(/-([a-z])/g, (_, c) => c.toUpperCase());
@@ -66,7 +65,7 @@ test('runtimeFlags drift guard: covers every registry runtime except claude and
   // flag by design and must not trip this guard.
   //
   // #2454: the flag-name → runtime-id conversion must fold PascalCase boundaries
-  // back to kebab-case (isKimiCode → kimi-code, not 'kimicode').
+  // back to kebab-case (isFooBar → foo-bar, not 'foobar').
   const flagToId = (flag) => flag.slice(2)
     .replace(/[A-Z]/g, (m, i) => (i > 0 ? '-' : '') + m.toLowerCase());
   const registryNonClaude = Object.keys(registry.runtimes)