Add Ruby Belgium Luma Meetup Group

Author: marcoroth

_data/meetup_groups.yml

@@ -815,6 +815,12 @@
   name: Ruby Buenos Aires
   service: meetupdotcom
 
+- id: rubybelgium
+  name: Ruby Belgium
+  service: luma
+  ical_url: https://api.lu.ma/ics/get?entity=calendar&id=cal-xxSFE7F64frGUhe
+  timezone: Europe/Brussels
+
 - id: rubybrigade
   name: Helsinki Ruby Brigade
   service: meetupdotcom

_data/meetups.yml

@@ -6576,8 +6576,8 @@
   end_time: 21:30:00 EDT
   url: https://www.meetup.com/charlotte-rb/events/mhkrrtyhckbcb
 
-- name: Ruby Belgium Meetup Summer 2025
-  location: Brussels, Belgium
+- name: Ruby Belgium - Meetup Summer 2025
+  location: 1160 Auderghem, Belgium
   date: 2025-07-01
   start_time: 18:00:00 CEST
   end_time: 22:00:00 CEST