diff --git a/.gitignore b/.gitignore
index 2bbb17d..5b201d7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,6 +15,9 @@ build/
 # OS
 .DS_Store
 Thumbs.db
+**/.DS_Store
+public/**/.DS_Store
+screenshots/**/.DS_Store
 
 # Logs
 *.log
diff --git a/public/icons/icon-ori.png b/screenshots/design-assets/icon-ori.png
similarity index 100%
rename from public/icons/icon-ori.png
rename to screenshots/design-assets/icon-ori.png
diff --git a/public/icons/icon.png b/screenshots/design-assets/icon.png
similarity index 100%
rename from public/icons/icon.png
rename to screenshots/design-assets/icon.png
diff --git a/public/icons/icon.svg b/screenshots/design-assets/icon.svg
similarity index 100%
rename from public/icons/icon.svg
rename to screenshots/design-assets/icon.svg
diff --git a/public/icons/icon32.png b/screenshots/design-assets/icon32.png
similarity index 100%
rename from public/icons/icon32.png
rename to screenshots/design-assets/icon32.png
diff --git a/public/icons/icon64.png b/screenshots/design-assets/icon64.png
similarity index 100%
rename from public/icons/icon64.png
rename to screenshots/design-assets/icon64.png
diff --git a/public/icons/icon96.png b/screenshots/design-assets/icon96.png
similarity index 100%
rename from public/icons/icon96.png
rename to screenshots/design-assets/icon96.png
diff --git a/src/shared/version.ts b/src/shared/version.ts
index 7d140bb..d35d5c6 100644
--- a/src/shared/version.ts
+++ b/src/shared/version.ts
@@ -10,7 +10,7 @@
  * 1. Edit version in package.json
  * 2. Run: npm run sync:version (or automatically via prebuild/predev)
  *
- * Generated at: 2025-12-16T09:49:08.955Z
+ * Generated at: 2025-12-17T03:32:33.289Z
  */
 
 /**
diff --git a/vite.config.ts b/vite.config.ts
index 68ae852..d8636c3 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -18,7 +18,8 @@ export default defineConfig({
     },
     outDir: 'dist',
     emptyOutDir: true,
-    sourcemap: true,
+    // 仅在开发环境生成 source maps，生产环境禁用以减小包体积
+    sourcemap: process.env.NODE_ENV === 'development',
     // 确保将node_modules中的依赖正确打包
     commonjsOptions: {
       include: [/node_modules/],