Add WebSocket support and fix Makefile installation

Makefile

@@ -22,10 +22,18 @@ clean:
 	@echo "Cleaning..."
 	rm -f $(BINARY_NAME)
 
-install: build
+install:
+	@if [ ! -f $(BINARY_NAME) ]; then \
+		echo "Error: '$(BINARY_NAME)' binary not found."; \
+		echo "Please run 'make build' first as a regular user."; \
+		exit 1; \
+	fi
 	@echo "Installing $(BINARY_NAME) to $(INSTALL_DIR)..."
 	# Create user if not exists
-	id -u grokway &>/dev/null || useradd -r -s /bin/false grokway
+	if ! id -u grokway >/dev/null 2>&1; then \
+		echo "Creating grokway user..."; \
+		useradd -r -s /bin/false grokway; \
+	fi
 	# Create directory
 	mkdir -p $(INSTALL_DIR)
 	# Copy binary
@@ -41,7 +49,9 @@ install: build
 	cp $(SERVICE_NAME) $(SYSTEMD_DIR)/
 	# Update paths in service file just in case they were modified
 	sed -i 's|WorkingDirectory=.*|WorkingDirectory=$(INSTALL_DIR)|g' $(SYSTEMD_DIR)/$(SERVICE_NAME)
-	sed -i 's|ExecStart=.*|ExecStart=$(INSTALL_DIR)/$(BINARY_NAME)|g' $(SYSTEMD_DIR)/$(SERVICE_NAME)
+	# execStart sed commented out to preserve arguments like --ssh :2223
+	# sed -i 's|ExecStart=.*|ExecStart=$(INSTALL_DIR)/$(BINARY_NAME)|g' $(SYSTEMD_DIR)/$(SERVICE_NAME)
+	# Instead, ensure the binary path is correct but keep args (this is tricky with sed, simpler to rely on repo file)
 	
 	systemctl daemon-reload
 	systemctl enable $(SERVICE_NAME)