Fix logo not displaying by setting proper permissions on static files for nginx

ubuntu-install.sh

@@ -81,6 +81,11 @@ else
     exit 1
 fi
 
+# Set permissions for static files (nginx needs to read them)
+log_info "Setting permissions for static files..."
+chmod -R 755 static/
+find static/ -type f -exec chmod 644 {} \;
+
 # Create Python virtual environment
 log_info "Creating Python virtual environment..."
 python3 -m venv venv