fix: display correct button on unauthed room page

routes/login_page.go

@@ -34,7 +34,7 @@ func registerLoginRoutes(
 ) {
 	// login page
 	http.HandleFunc(loginPath, func(w http.ResponseWriter, r *http.Request) {
-		renderLoginPage(w, "")
+		renderLoginPage(w, "", false)
 	})
 	http.HandleFunc("/login/join", joinRoomHandler(templateFs, sessionSM, roomsM))
 	http.HandleFunc("/login/create", createRoomHandler(templateFs, sessionSM, roomsM))
@@ -107,7 +107,7 @@ func authedPageMiddleware(
 	})
 }
 
-func renderLoginPage(w http.ResponseWriter, roomName string) {
+func renderLoginPage(w http.ResponseWriter, roomName string, isRoomExisting bool) {
 	baseFile := "templates/base.gohtml"
 	pageTempl := "templates/login.gohtml"
 	loginSecion := "templates/login-section.gohtml"
@@ -123,7 +123,7 @@ func renderLoginPage(w http.ResponseWriter, roomName string) {
 		},
 		Content: loginPageData{
 			LoginSection: LoginSectionData{
-				IsRoomExisting: false,
+				IsRoomExisting: isRoomExisting,
 				RoomName:  roomName,
 			},
 		},