Fix monkeypatch for HTTP::Client

src/invidious.cr

@@ -5446,7 +5446,7 @@ get "/videoplayback" do |env|
 
   client = make_client(URI.parse(host), region)
 
-  response = HTTP::Client::Response.new(403)
+  response = HTTP::Client::Response.new(500)
   5.times do
     begin
       response = client.head(url, headers)

src/invidious/helpers/handlers.cr

@@ -226,15 +226,15 @@ end
 
 class HTTP::Client
   private def handle_response(response)
-    if @socket.is_a?(OpenSSL::SSL::Socket::Client)
+    if @socket.is_a?(OpenSSL::SSL::Socket::Client) && @host.ends_with? "googlevideo.com"
       close unless response.keep_alive? || @socket.as(OpenSSL::SSL::Socket::Client).@in_buffer_rem.empty?
+
       if @socket.as(OpenSSL::SSL::Socket::Client).@in_buffer_rem.empty?
         @socket = nil
       end
     else
       close unless response.keep_alive?
     end
-
     response
   end
 end

src/invidious/helpers/utils.cr

@@ -1610,7 +1610,11 @@ struct HTTPPool
       end
 
       response = yield conn
-      conn.unset_proxy
+
+      if region
+        conn.unset_proxy
+      end
+
       response
     rescue ex
       conn = HTTPClient.new(url)