Show last error in tracker log

app/src/main/kotlin/org/koitharu/kotatsu/tracker/ui/debug/TrackDebugAD.kt

@@ -58,7 +58,7 @@ fun trackDebugAD(
 				append(" - ")
 				bold {
 					color(context.getThemeColor(materialR.attr.colorError, Color.RED)) {
-						append(getString(R.string.error))
+						append(item.lastError ?: getString(R.string.error))
 					}
 				}
 			}

app/src/main/kotlin/org/koitharu/kotatsu/tracker/ui/debug/TrackDebugItem.kt

@@ -11,6 +11,7 @@ data class TrackDebugItem(
 	val lastCheckTime: Instant?,
 	val lastChapterDate: Instant?,
 	val lastResult: Int,
+	val lastError: String?,
 ) : ListModel {
 
 	override fun areItemsTheSame(other: ListModel): Boolean {

app/src/main/kotlin/org/koitharu/kotatsu/tracker/ui/debug/TrackerDebugViewModel.kt

@@ -31,6 +31,7 @@ class TrackerDebugViewModel @Inject constructor(
 			lastCheckTime = it.track.lastCheckTime.toInstantOrNull(),
 			lastChapterDate = it.track.lastChapterDate.toInstantOrNull(),
 			lastResult = it.track.lastResult,
+			lastError = it.track.lastError,
 		)
 	}
 }