Fix syntax error and restore missing methods in client

internal/tunnel/client.go

@@ -45,9 +45,71 @@ func NewClient(serverAddr, localPort, authToken, hostHeader string, localHTTPS b
 	}
 }
 
-// ... Start() code ...
+func (c *Client) Start() error {
+	config := &ssh.ClientConfig{
+		User: "grokway",
+		Auth: []ssh.AuthMethod{
+			ssh.Password(c.AuthToken),
+		},
+		HostKeyCallback: ssh.InsecureIgnoreHostKey(), // Dev only
+		Timeout:         5 * time.Second,
+	}
 
-// ... acceptLoop() code ...
+	c.Events <- fmt.Sprintf("Connecting to %s...", c.ServerAddr)
+	client, err := ssh.Dial("tcp", c.ServerAddr, config)
+	if err != nil {
+		return err
+	}
+	c.SSHClient = client
+	c.Events <- "SSH Connected!"
+
+	// Request remote listening (Reverse Forwarding)
+	// Bind to 0.0.0.0 on server, random port (0)
+	listener, err := client.Listen("tcp", "0.0.0.0:0")
+	if err != nil {
+		return fmt.Errorf("failed to request port forwarding: %w", err)
+	}
+	c.Listener = listener
+
+	// Query server for assigned slug
+	ok, slugBytes, err := client.SendRequest("grokway-whoami", true, nil)
+	slug := "test-slug" // Fallback
+	if err == nil && ok {
+		slug = string(slugBytes)
+		c.Events <- fmt.Sprintf("Server assigned domain: %s", slug)
+	} else {
+		c.Events <- "Failed to query domain from server, using fallback"
+	}
+
+	hostname := "localhost" // This should match what the server is running on actually
+
+	// Assuming HTTP proxy is on port 8080 of the same host as SSH server (but different port)
+	// We extract host from c.ServerAddr
+	host, _, _ := net.SplitHostPort(c.ServerAddr)
+	if host == "" {
+		host = hostname
+	}
+
+	c.PublicURL = fmt.Sprintf("https://%s.%s", slug, host)
+	c.Events <- fmt.Sprintf("Tunnel established! Public URL: %s", c.PublicURL)
+
+	go c.acceptLoop()
+
+	return nil
+}
+
+func (c *Client) acceptLoop() {
+	for {
+		remoteConn, err := c.Listener.Accept()
+		if err != nil {
+			c.Events <- fmt.Sprintf("Accept error: %s", err)
+			break
+		}
+
+		c.Events <- "New Request received"
+		go c.handleConnection(remoteConn)
+	}
+}
 
 func (c *Client) handleConnection(remoteConn net.Conn) {
 	defer remoteConn.Close()