feat(01-02): add Kimi runtime name policy

- Register canonical kimi in runtime alias manifest and fallback policy
- Add focused canonicalization coverage without extra aliases

tests/runtime-name-policy.test.cjs

@@ -0,0 +1,20 @@
+'use strict';
+
+const { describe, test } = require('node:test');
+const assert = require('node:assert/strict');
+const path = require('node:path');
+
+const ROOT = path.join(__dirname, '..');
+const {
+  canonicalizeRuntimeName,
+  resolveRuntimeNameFromCandidates,
+} = require(path.join(ROOT, 'gsd-core', 'bin', 'lib', 'runtime-name-policy.cjs'));
+
+describe('runtime-name-policy canonical runtime ids', () => {
+  test('canonicalizes Kimi without adding extra aliases', () => {
+    assert.strictEqual(canonicalizeRuntimeName('kimi'), 'kimi');
+    assert.strictEqual(canonicalizeRuntimeName(' KIMI '), 'kimi');
+    assert.strictEqual(resolveRuntimeNameFromCandidates('', null, 'kimi'), 'kimi');
+    assert.strictEqual(canonicalizeRuntimeName('kimi-cli'), null);
+  });
+});