other approach

.github/workflows/build.yml

@@ -0,0 +1,31 @@
+name: Build, Export and Publish Next.js App
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: 14.x
+      - run: |
+          npm i
+          npm run build
+      - name: Next Pages
+        uses: anorcle/[email protected]
+      - name: Commit and push changes
+        run: |
+          touch .nojekyll
+          git config --global user.name "hserra"
+          git config --global user.email "[email protected]"
+          git add -A
+          git commit -m "New Build"
+          git push

next.config.js

@@ -3,11 +3,8 @@ const withNextra = require('nextra')({
     themeConfig: './theme.config.jsx',
     latex: true
   })
-
-  module.exports = {
-    ...withNextra(),
-    images: {
-      unoptimized: true,
-    },
-  output: "export",
-  };
+
+
+let nextraConfig = withNextra()
+nextraConfig.assetPrefix = './'
+module.exports = nextraConfig

package.json

@@ -3,13 +3,11 @@
   "version": "0.1.0",
   "private": true,
   "scripts": {
-    "dev": "next",
-    "build": "next build",
-    "start": "next start",
-    "lint": "next lint",
-    "export": "next build && touch out/.nojekyll",
-    "deploy": "gh-pages -d out -t true"
-  },
+        "dev": "next dev",
+        "build": "next build && next export",
+        "start": "next start",
+        "lint": "next lint"
+    },
   "dependencies": {
     "next": "^14.2.8",
     "nextra": "^2.13.4",