client

templates/index.html

@@ -18,7 +18,11 @@
 				).innerHTML += `<span style="color: ${color}">${text}</span><br>`;
 			};
 
-			const socket = new WebSocket("wss://" + location.host + "/echo/");
+			const socket = new WebSocket(
+				location.protocol == "https"
+					? "wss://"
+					: "ws://" + location.host + location.pathname + "/echo/"
+			);
 			socket.addEventListener("message", (ev) => {
 				log("<<< " + ev.data, "blue");
 			});