Try GH pages deployment workflow

.github/workflows/gh-pages.yml

@@ -0,0 +1,50 @@
+name: Deploy to Pages
+
+on:
+    push:
+        branches: ["main"]
+    workflow_dispatch:
+
+permissions:
+    contents: read
+    pages: write
+    id-token: write
+
+# Allow one concurrent deployment
+concurrency:
+    group: "pages"
+    cancel-in-progress: true
+
+jobs:
+    deploy:
+        environment:
+            name: github-pages
+            url: ${{ steps.deployment.outputs.page_url }}
+        runs-on: ubuntu-latest
+        steps:
+            - name: Checkout
+              uses: actions/checkout@v4
+            - name: Set up Node
+              uses: actions/setup-node@v3
+              with:
+                  node-version: 21
+                  cache: "yarn"
+            - name: Setup Yarn v3
+              run: |
+                  corepack enable
+                  corepack prepare yarn@stable --activate
+            - name: Install dependencies
+              run: yarn install
+            - name: Build
+              run: yarn run build
+              env:
+                  BASE_URL: "/ledmusicstudio/"
+            - name: Setup Pages
+              uses: actions/configure-pages@v3
+            - name: Upload artifact
+              uses: actions/upload-pages-artifact@v2
+              with:
+                  path: "./dist"
+            - name: Deploy to GitHub Pages
+              id: deployment
+              uses: actions/deploy-pages@v2

vite.config.ts

@@ -5,7 +5,7 @@ import path from "path";
 
 // https://vitejs.dev/config/
 export default defineConfig({
-    base: process.env.ELECTRON == "true" ? "./" : "",
+    base: process.env.ELECTRON == "true" ? "./" : process.env.BASE_URL ?? "",
     server: {
         port: 3000,
     },