Fix broken websocket routing :/

src/kemal.cr

@@ -12,7 +12,6 @@ module Kemal
     Kemal::CLI.new
     config = Kemal.config
     config.setup
-    config.add_handler Kemal::RouteHandler::INSTANCE
     config.port = port if port
 
     config.server = HTTP::Server.new(config.host_binding, config.port, config.handlers)

src/kemal/config.cr

@@ -57,7 +57,7 @@ module Kemal
       HANDLERS
     end
 
-    def add_handler(handler : HTTP::Handler)
+    def add_handler(handler : HTTP::Handler | HTTP::WebSocketHandler)
       setup
       HANDLERS.insert @custom_handler_position, handler
       @custom_handler_position = @custom_handler_position + 1
@@ -68,11 +68,6 @@ module Kemal
       HANDLERS.insert HANDLERS.size - 1, handler
     end
 
-    def add_ws_handler(handler : HTTP::WebSocketHandler)
-      setup
-      HANDLERS << handler
-    end
-
     def error_handlers
       ERROR_HANDLERS
     end

src/kemal/websocket_handler.cr

@@ -3,7 +3,7 @@ module Kemal
   # For each WebSocket route a new handler is created and registered to global handlers.
   class WebSocketHandler < HTTP::WebSocketHandler
     def initialize(@path : String, &@proc : HTTP::WebSocket, HTTP::Server::Context -> Void)
-      Kemal.config.add_ws_handler self
+      Kemal.config.add_handler self
     end
 
     def call(context)