ci: change build directory to .nuxt to fix an error

Author: notwindstone

.github/workflows/build_nightly.yml

@@ -53,14 +53,6 @@ jobs:
       - name: install frontend dependencies
         run: bun install
 
-      - name: generate nuxt artifacts
-        run: bun run postinstall
-
-      - name: Verify .nuxt directory
-        run: |
-          ls -la
-          ls -la ../
-
       - name: Cache Bun modules
         uses: actions/cache@v3
         with:

nuxt.config.ts

@@ -1,7 +1,6 @@
 // https://nuxt.com/docs/api/configuration/nuxt-config
 export default defineNuxtConfig({
     srcDir:            "./src",
-    buildDir:          "./build",
     compatibilityDate: "2025-05-15",
     devtools:          { enabled: true },
     // Desktop apps are fully CSR