add guided tour to schedule page

rubycon.it/_data/schedule.yml

@@ -69,3 +69,12 @@
     - clock: "20:00"
       description: "Dinner + Toga Party! @ Bagno 46"
       tag: "Dinner"
+- date: 2026-05-09
+  events:
+    - clock: "10:00"
+      description: "🚶 Guided tour of Rimini old town"
+      tag: "Social"
+
+    - clock: "11:30"
+      description: "🌊 Walk to the Mouth of the Rubicon, where the river meets the sea"
+      tag: "Social"

rubycon.it/_includes/dsl/content.rb

@@ -70,3 +70,14 @@
         where: "🏖️ Bagno 46"
         #  url: "https://www.bagno46rimini.com/"
 end
+
+# ── Saturday ──────────────────────────────────────────
+# Social activities (included in the ticket)
+
+Rubycon::Agenda.schedule(Date.new(2026, 5, 9)) do
+  social at: 10_00,
+         desc: "🚶 Guided tour of Rimini old town"
+
+  social at: 11_30,
+         desc: "🌊 Walk to the Mouth of the Rubicon, where the river meets the sea"
+end

rubycon.it/_includes/dsl/definition.rb

@@ -47,6 +47,10 @@ def dinner(at:, desc:, by: nil, where: nil, url: nil)
       row(at, desc, by, "Dinner")
     end
 
+    def social(at:, desc:, by: nil)
+      row(at, desc, by, "Social")
+    end
+
     def print_agenda
       @rows.each_with_index do |row, i|
         time = row[:time]