fix: add concurrent index creation to reporting events rollup migration

app/models/reporting_events_rollup.rb

@@ -21,7 +21,7 @@
 #  index_rollup_unique_key  (account_id,date,dimension_type,dimension_id,metric) UNIQUE
 #
 
-class ReportingEventRollup < ApplicationRecord
+class ReportingEventsRollup < ApplicationRecord
   belongs_to :account
 
   # Store string values directly in the database for better readability and debugging

db/migrate/20260211145813_create_reporting_events_rollup.rb

@@ -19,16 +19,19 @@ class CreateReportingEventsRollup < ActiveRecord::Migration[7.1]
     add_index :reporting_events_rollups,
               [:account_id, :date, :dimension_type, :dimension_id, :metric],
               unique: true,
-              name: 'index_rollup_unique_key'
+              name: 'index_rollup_unique_key',
+              algorithm: :concurrently
 
     # Query index for timeseries (date range scans)
     add_index :reporting_events_rollups,
               [:account_id, :metric, :date],
-              name: 'index_rollup_timeseries'
+              name: 'index_rollup_timeseries',
+              algorithm: :concurrently
 
     # Query index for summaries (dimension scans)
     add_index :reporting_events_rollups,
               [:account_id, :dimension_type, :date],
-              name: 'index_rollup_summary'
+              name: 'index_rollup_summary',
+              algorithm: :concurrently
   end
 end