TF-4269 Integrate Sentry into iOS NSE and automate dSYM upload in CI

ios/TwakeMailNSE/Model/SentryConfig.swift

@@ -0,0 +1,47 @@
+import Foundation
+
+struct SentryConfig: Codable {
+    /// DSN (Data Source Name) endpoint for the Sentry project
+    let dsn: String
+    
+    /// Running environment (production/staging/dev)
+    let environment: String
+    
+    /// Current app release version
+    let release: String
+
+    /// Distribution (e.g. Git SHA). Must match --dist used when uploading symbols to Sentry.
+    /// Optional: only set when the main app passes it via --dart-define=SENTRY_DIST.
+    let dist: String?
+    
+    /// Performance monitoring: Set to 1.0 to capture 100% of transactions for tracing.
+    /// High values in NSE might impact extension memory limit (24MB).
+    let tracesSampleRate: Double
+    
+    /// Optional profiling sample rate.
+    let profilesSampleRate: Double
+    
+    /// Release Health: The sampling rate for sessions (0.0 to 1.0).
+    let sessionSampleRate: Double
+    
+    /// Error tracking: The sampling rate for errors (0.0 to 1.0).
+    /// If set to 0.1, only 10% of errors are sent.
+    let onErrorSampleRate: Double
+    
+    /// Enable logs to be sent to Sentry (or internal console logging).
+    let enableLogs: Bool
+    
+    /// Debug logs during development.
+    let isDebug: Bool
+    
+    /// Automatically attaches a screenshot when capturing an error.
+    /// Ignored in NSE as there is no UI to screenshot.
+    let attachScreenshot: Bool
+    
+    /// Master switch to check if Sentry integration is allowed/available.
+    let isAvailable: Bool
+    
+    /// Performance: Tracks UI rendering performance.
+    /// Ignored in NSE as there is no UI rendering.
+    let enableFramesTracking: Bool
+}