Display local time in the browser

app/controllers/analytics_controller.rb

@@ -99,15 +99,17 @@ class AnalyticsController < ApplicationController
                          .group("DATE_TRUNC('hour', timestamp)")
                          .count
 
-    # Convert to chart format
+    # Convert to chart format - keep everything in UTC for consistency
     timeline_data = (0..23).map do |hour_ago|
       hour_time = hour_ago.hours.ago
-      hour_key = hour_time.strftime("%Y-%m-%d %H:00:00")
+      hour_key = hour_time.utc.beginning_of_hour
+
       {
-        time: hour_time.strftime("%H:00"),
+        # Store as ISO string for JavaScript to handle timezone conversion
+        time_iso: hour_time.iso8601,
         total: events_by_hour[hour_key] || 0
       }
-    end.reverse
+    end
 
     # Action distribution for pie chart
     action_distribution = @event_breakdown.map do |action, count|