fix: Simplify Pages artifact preparation and update Svelte dependency version

.github/workflows/gh-pages.yml

@@ -30,8 +30,7 @@ jobs:
 
       - name: Prepare Pages artifact
         run: |
-          mkdir -p ./gh-pages-artifact/build
-          cp public/build/* ./gh-pages-artifact/build/
+          cp -r public/build ./gh-pages-artifact/build/
           cp public/index.html ./gh-pages-artifact/
           cp public/global.css ./gh-pages-artifact/
           cp -r public/data ./gh-pages-artifact/

package.json

@@ -16,7 +16,7 @@
     "rollup-plugin-livereload": "^2.0.0",
     "rollup-plugin-svelte": "^7.0.0",
     "rollup-plugin-terser": "^7.0.0",
-    "svelte": "^5.28.2"
+    "svelte": "^5.0.0"
   },
   "dependencies": {
     "sirv-cli": "^1.0.0"

src/main.js

@@ -1,7 +1,7 @@
 import App from './App.svelte';
 
 const app = new App({
-  target: document.getElementById('app') || document.body
+  target: document.getElementById('app')
 });
 
 export default app;