Add daily crash pixel (#3702)

Task/Issue URL: https://app.asana.com/0/1200194497630846/1208908529122511/f
Tech Design URL:
CC:

Description:

This PR adds a daily crash pixel.

Core/PixelEvent.swift

@@ -506,6 +506,7 @@ extension Pixel {
 
         // MARK: debug pixels
         case dbCrashDetected
+        case dbCrashDetectedDaily
         case crashOnCrashHandlersSetUp
 
         case dbMigrationError
@@ -1378,6 +1379,7 @@ extension Pixel.Event {
             // MARK: debug pixels
 
         case .dbCrashDetected: return "m_d_crash"
+        case .dbCrashDetectedDaily: return "m_d_crash_daily"
         case .crashOnCrashHandlersSetUp: return "m_d_crash_on_handlers_setup"
         case .dbMigrationError: return "m_d_dbme"
         case .dbRemovalError: return "m_d_dbre"

DuckDuckGo/AppDelegate.swift

@@ -182,6 +182,16 @@ import os.log
         crashCollection.startAttachingCrashLogMessages { pixelParameters, payloads, sendReport in
             pixelParameters.forEach { params in
                 Pixel.fire(pixel: .dbCrashDetected, withAdditionalParameters: params, includedParameters: [])
+
+                // Each crash comes with an `appVersion` parameter representing the version that the crash occurred on.
+                // This is to disambiguate the situation where a crash occurs, but isn't sent until the next update.
+                // If for some reason the parameter can't be found, fall back to the current version.
+                if let crashAppVersion = params[PixelParameters.appVersion] {
+                    let dailyParameters = [PixelParameters.appVersion: crashAppVersion]
+                    DailyPixel.fireDaily(.dbCrashDetectedDaily, withAdditionalParameters: dailyParameters)
+                } else {
+                    DailyPixel.fireDaily(.dbCrashDetectedDaily)
+                }
             }
 
             // Async dispatch because rootViewController may otherwise be nil here