Fix static file permission handling - add user to www-data group instead of vice versa

ubuntu-install.sh

@@ -90,10 +90,10 @@ if sudo chown -R www-data:www-data static/ 2>/dev/null; then
     log_success "Static files ownership set to www-data"
 else
     log_warning "Could not change ownership to www-data, using group permissions instead"
-    # Add www-data to the user's group and set group permissions
-    sudo usermod -a -G $USER www-data 2>/dev/null || true
-    sudo chmod -R 750 static/
-    find static/ -type f -exec sudo chmod 640 {} \;
+    # Add user to www-data group for nginx access
+    sudo usermod -a -G www-data $USER 2>/dev/null || true
+    sudo chmod -R 755 static/
+    find static/ -type f -exec sudo chmod 644 {} \;
     log_info "Set group permissions for nginx access"
 fi