Remove debug prints and fix build warnings

- Remove all print statements from planning engine, data providers, and PDF generation
- Fix deprecated CLGeocoder usage with MKLocalSearch for iOS 26
- Fix Swift 6 actor isolation by converting PDFGenerator/ExportService to @MainActor
- Add @retroactive to CLLocationCoordinate2D protocol conformances
- Fix unused variable warnings in GameDAGRouter and scenario planners
- Remove unreachable catch blocks in SettingsViewModel

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

SportsTime/Export/PDFGenerator.swift

@@ -9,7 +9,8 @@ import Foundation
 import PDFKit
 import UIKit
 
-actor PDFGenerator {
+@MainActor
+final class PDFGenerator {
 
     // MARK: - Constants
 
@@ -380,7 +381,7 @@ actor PDFGenerator {
         assets: PDFAssetPrefetcher.PrefetchedAssets?,
         y: CGFloat
     ) -> CGFloat {
-        var currentY = y
+        let currentY = y
 
         // Card background
         let cardRect = CGRect(x: margin + 10, y: currentY, width: contentWidth - 20, height: 65)
@@ -486,7 +487,7 @@ actor PDFGenerator {
     }
 
     private func drawTravelSegment(segment: TravelSegment, y: CGFloat) -> CGFloat {
-        var currentY = y
+        let currentY = y
 
         let travelRect = CGRect(x: margin + 10, y: currentY, width: contentWidth - 20, height: 35)
         let travelPath = UIBezierPath(roundedRect: travelRect, cornerRadius: 6)
@@ -601,7 +602,7 @@ actor PDFGenerator {
     }
 
     private func drawPOIItem(poi: POISearchService.POI, index: Int, y: CGFloat) -> CGFloat {
-        var currentY = y
+        let currentY = y
 
         // Number badge
         let badgeRect = CGRect(x: margin + 10, y: currentY, width: 22, height: 22)
@@ -887,7 +888,8 @@ extension UIColor {
 
 // MARK: - Export Service
 
-actor ExportService {
+@MainActor
+final class ExportService {
     private let pdfGenerator = PDFGenerator()
     private let assetPrefetcher = PDFAssetPrefetcher()