Update proxy bridge setup

scripts/proxy/install_proxy.sh

@@ -46,7 +46,7 @@ mkdir -p "$BIN_DIR"
 ln -sf "$BRIDGE_DIR/proxyctl.js" "$BIN_DIR/proxy-bridge"
 
 # 5. CONFIGURATION & CREDENTIALS
-if [ ! -f "$BRIDGE_DIR/user.json" ]; then
+if [ ! -f "$BRIDGE_DIR/config.json" ] || [ ! -f "$BRIDGE_DIR/user.json" ]; then
     info "Launching interactive setup..."
     node "$BRIDGE_DIR/setup.js"
 fi