fix: Jest版数統一 + テストデータ修正 + .vscode/除外

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: kako-jun

.gitignore

@@ -40,5 +40,6 @@ yarn-error.log*
 *.tsbuildinfo
 next-env.d.ts
 .claude/settings.local.json
+.vscode/
 .serena/
 .mcp.json

.vscode/launch.json

@@ -38,9 +38,9 @@
   },
   "devDependencies": {
     "@eslint/eslintrc": "^3",
-    "@jest/globals": "^30.2.0",
+    "@jest/globals": "^29.7.0",
     "@tailwindcss/postcss": "^4",
-    "@types/jest": "^30.0.0",
+    "@types/jest": "^29.5.0",
     "@types/js-yaml": "^4.0.9",
     "@types/node": "^20",
     "@types/react": "^19",

.vscode/settings.json

@@ -201,12 +201,12 @@ describe('harmonyUtil - TypeScript実装', () => {
 
 describe('chromaticUtil - TypeScript実装', () => {
   test('半音進行', () => {
-    expect(isChromaticNote({ pitch: 'C2' }, { pitch: 'C＃2' })).toBe(true);
-    expect(isChromaticNote({ pitch: 'C2' }, { pitch: 'D2' })).toBe(false);
+    expect(isChromaticNote({ pitch: 'C2', value: 'quarter', lefts: [] }, { pitch: 'C＃2', value: 'quarter', lefts: [] })).toBe(true);
+    expect(isChromaticNote({ pitch: 'C2', value: 'quarter', lefts: [] }, { pitch: 'D2', value: 'quarter', lefts: [] })).toBe(false);
   });
 
   test('nextNoteがnull', () => {
-    expect(isChromaticNote({ pitch: 'C2' }, null)).toBe(false);
+    expect(isChromaticNote({ pitch: 'C2', value: 'quarter', lefts: [] }, null)).toBe(false);
   });
 });