chore: add ssh example

_examples/ssh/main.go

@@ -0,0 +1,40 @@
+package main
+
+import (
+	"fmt"
+	"log"
+
+	"github.com/aymanbagabas/go-osc52"
+	"github.com/charmbracelet/wish"
+	"github.com/gliderlabs/ssh"
+)
+
+func main() {
+	s, err := wish.NewServer(
+		wish.WithAddress(":2222"),
+		wish.WithHostKeyPath("ssh_host_key"),
+		wish.WithMiddleware(
+			middleware(),
+		),
+	)
+	if err != nil {
+		log.Fatal(err)
+	}
+	fmt.Printf("SSH into %s\n", s.Addr)
+	s.ListenAndServe()
+}
+
+func middleware() wish.Middleware {
+	return func(h ssh.Handler) ssh.Handler {
+		return func(s ssh.Session) {
+			environ := s.Environ()
+			pty, _, _ := s.Pty()
+			// Put TERM environment variable into environ.
+			environ = append(environ, fmt.Sprintf("TERM=%s", pty.Term))
+			out := osc52.NewOutput(s, environ)
+			str := "hello world"
+			out.Copy(str)
+			s.Write([]byte(fmt.Sprintf("Copied %q!\n", str)))
+		}
+	}
+}