Allow both regex and normal check for the room name

resources/prosody-plugins/token/util.lib.lua

             -- Binds any features details to the session
             session.jitsi_meet_context_features = claims["context"]["features"];
           end
+          if claims["context"]["room"] ~= nil then
+            session.jitsi_meet_context_room = claims["context"]["room"]
+          end
         end
         return true;
     else
             room_to_check = room_node;
         end
     else
-        -- no wildcard, so check room against authorized room regex from the token
-        if target_room ~= nil then
-            -- room with subdomain
-            room_to_check = target_room:match(auth_room);
+        -- no wildcard, so check room against authorized room from the token
+        if session.jitsi_meet_context_room and (session.jitsi_meet_context_room["regex"] == true or session.jitsi_meet_context_room["regex"] == "true") then
+            if target_room ~= nil then
+                -- room with subdomain
+                room_to_check = target_room:match(auth_room);
+            else
+                room_to_check = room_node:match(auth_room);
+            end
         else
-            room_to_check = room_node:match(auth_room);
+            -- not a regex
+            room_to_check = auth_room;
         end
         module:log("debug", "room to check: %s", room_to_check)
         if not room_to_check then