Add 3 passing UI tests (batch 7): insights collapse, pull-to-refresh, share no data

- TC-046: Insights section collapse/expand via header tap
- TC-047: Pull-to-refresh gesture on Insights tab
- TC-119: Share with empty data handles gracefully
- Added accessibility IDs to InsightsSectionView sections and MonthView share button
- Marked 6 tests RED: TC-040 (DEBUG triple-tap), TC-041 (dead code),
  TC-091 (DEBUG paywall lab), TC-113/114/115 (SharingListView dead code)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Tests iOS/Helpers/WaitHelpers.swift

@@ -84,6 +84,9 @@ enum UITestID {
 
     enum Insights {
         static let header = "insights_header"
+        static let monthSection = "insights_month_section"
+        static let yearSection = "insights_year_section"
+        static let allTimeSection = "insights_all_time_section"
     }
 
     enum Year {
@@ -97,6 +100,7 @@ enum UITestID {
 
     enum Month {
         static let grid = "month_grid"
+        static let shareButton = "month_share_button"
     }
 }