chore: update .gitignore

Author: yoshinorin

.claude/settings.local.json

@@ -0,0 +1,16 @@
+{
+  "permissions": {
+    "allow": [
+      "Bash(npm test *)",
+      "Bash(awk '{print $5, $9}')",
+      "Bash(npm run test:e2e)",
+      "Bash(npm run mock:*)",
+      "Bash(npm run build)"
+    ],
+    "deny": [
+      "Read(.env.local)",
+      "Read(config.js)",
+      "Read(config.local.js)"
+    ]
+  }
+}

.gitignore

@@ -13,6 +13,7 @@
 # next.js
 /.next/
 /out/
+next-env.d.ts
 
 # production
 /build
@@ -46,7 +47,7 @@ config.local.js
 .github/copilot-instructions.md
 .github/copilot/*.md
 .github/copilot/**/*.md
-.claude
+#.claude
 
 # images
 # can i use case-insensitive?