Add ws server

ws-server/go.mod

@@ -0,0 +1,5 @@
+module main
+
+go 1.22.4
+
+require github.com/gorilla/websocket v1.5.3

ws-server/go.sum

@@ -0,0 +1,2 @@
+github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
+github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=

ws-server/main.go

@@ -0,0 +1,11 @@
+package main
+
+import (
+	"fmt"
+
+	"github.com/gorilla/websocket"
+)
+
+func main() {
+	fmt.Println("Hello, World!")
+}