Added async-websocket gem, made game button icon greyed out if not installed

Gemfile

@@ -2,3 +2,4 @@ source "https://rubygems.org"
 
 gem "cyberarm_engine"
 gem "launchy"
+gem "async-websocket"

Gemfile.lock

@@ -3,24 +3,59 @@ GEM
   specs:
     addressable (2.8.0)
       public_suffix (>= 2.0.2, < 5.0)
+    async (1.30.1)
+      console (~> 1.10)
+      nio4r (~> 2.3)
+      timers (~> 4.1)
+    async-http (0.56.5)
+      async (>= 1.25)
+      async-io (>= 1.28)
+      async-pool (>= 0.2)
+      protocol-http (~> 0.22.0)
+      protocol-http1 (~> 0.14.0)
+      protocol-http2 (~> 0.14.0)
+    async-io (1.32.2)
+      async
+    async-pool (0.3.9)
+      async (>= 1.25)
+    async-websocket (0.19.0)
+      async-http (~> 0.54)
+      async-io (~> 1.23)
+      protocol-websocket (~> 0.7.0)
     clipboard (1.3.6)
+    console (1.14.0)
+      fiber-local
     cyberarm_engine (0.19.1)
       clipboard (~> 1.3.5)
       excon (~> 0.78.0)
       gosu (~> 1.1)
       gosu_more_drawables (~> 0.3)
     excon (0.78.1)
+    fiber-local (1.0.0)
     gosu (1.2.0)
     gosu_more_drawables (0.3.1)
     launchy (2.5.0)
       addressable (~> 2.7)
+    nio4r (2.5.8)
+    protocol-hpack (1.4.2)
+    protocol-http (0.22.5)
+    protocol-http1 (0.14.2)
+      protocol-http (~> 0.22)
+    protocol-http2 (0.14.2)
+      protocol-hpack (~> 1.4)
+      protocol-http (~> 0.18)
+    protocol-websocket (0.7.5)
+      protocol-http (~> 0.2)
+      protocol-http1 (~> 0.2)
     public_suffix (4.0.6)
+    timers (4.3.3)
 
 PLATFORMS
   x64-mingw32
   x86_64-linux
 
 DEPENDENCIES
+  async-websocket
   cyberarm_engine
   launchy
 

lib/pages/games.rb

@@ -34,7 +34,7 @@ class W3DHub
 
               flow(width: 1.0, height: 48) do
                 stack(width: 0.3)
-                image "#{GAME_ROOT_PATH}/media/icons/#{game.id}.png", height: 48
+                image "#{GAME_ROOT_PATH}/media/icons/#{game.id}.png", height: 48, color: window.application_manager.installed?(game.id, game.channels.first.id) ? 0xff_ffffff : 0xee_444444
               end
               inscription game.name, width: 1.0, text_align: :center
             end