feat: add WCAG AA accessibility app-wide, fix CloudKit container config, remove debug logs

- Add VoiceOver labels, hints, and element grouping across all 60+ views
- Add Reduce Motion support (Theme.Animation.prefersReducedMotion) to all animations
- Replace fixed font sizes with semantic Dynamic Type styles
- Hide decorative elements from VoiceOver with .accessibilityHidden(true)
- Add .minimumHitTarget() modifier ensuring 44pt touch targets
- Add AccessibilityAnnouncer utility for VoiceOver announcements
- Improve color contrast values in Theme.swift for WCAG AA compliance
- Extract CloudKitContainerConfig for explicit container identity
- Remove PostHog debug console log from AnalyticsManager

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

SportsTime/Features/Trip/Views/ItineraryTableViewController.swift

@@ -1145,6 +1145,7 @@ struct GameRowCompact: View {
                 HStack(spacing: 6) {
                     Image(systemName: "building.2")
                         .font(.caption)
+                        .accessibilityHidden(true)
                     Text(richGame.stadium.name)
                         .font(.subheadline)
                 }
@@ -1175,6 +1176,7 @@ struct GameRowCompact: View {
             }
             .buttonStyle(.plain)
             .accessibilityLabel("Open \(richGame.stadium.name) in Maps")
+            .accessibilityHint("Opens this stadium location in Apple Maps")
         }
         .padding(Theme.Spacing.md)
         .background(Theme.cardBackgroundElevated(colorScheme))
@@ -1255,6 +1257,7 @@ struct TravelRowView: View {
                 }
                 .buttonStyle(.plain)
                 .accessibilityLabel("Get directions from \(segment.fromLocation.name) to \(segment.toLocation.name)")
+                .accessibilityHint("Opens this stadium location in Apple Maps")
             }
         }
         .padding(Theme.Spacing.md)
@@ -1304,6 +1307,7 @@ struct CustomItemRowView: View {
                             Image(systemName: "mappin.circle.fill")
                                 .font(.caption)
                                 .foregroundStyle(Theme.warmOrange)
+                                .accessibilityHidden(true)
                         }
                     }
                     
@@ -1336,12 +1340,14 @@ struct CustomItemRowView: View {
                 }
                 .buttonStyle(.plain)
                 .accessibilityLabel("Open \(info.title) in Maps")
+                .accessibilityHint("Opens this stadium location in Apple Maps")
             }
 
             // Chevron indicates this is tappable
             Image(systemName: "chevron.right")
                 .foregroundStyle(.tertiary)
                 .font(.caption)
+                .accessibilityHidden(true)
         }
         .padding(.horizontal, Theme.Spacing.md)
         .padding(.vertical, Theme.Spacing.sm)