feat: auto retry text message send on max retransmit (#4124)

core/model/src/main/kotlin/org/meshtastic/core/model/DataPacket.kt

@@ -63,6 +63,7 @@ data class DataPacket(
     var relayNode: Int? = null,
     var relays: Int = 0,
     var viaMqtt: Boolean = false, // True if this packet passed via MQTT somewhere along its path
+    var retryCount: Int = 0, // Number of automatic retry attempts
     var emoji: Int = 0,
 ) : Parcelable {
 
@@ -139,6 +140,7 @@ data class DataPacket(
         parcel.readInt().let { if (it == -1) null else it },
         parcel.readInt(), // relays
         parcel.readInt() == 1, // viaMqtt
+        parcel.readInt(), // retryCount
         parcel.readInt(), // emoji
     )
 
@@ -164,6 +166,7 @@ data class DataPacket(
         if (rssi != other.rssi) return false
         if (replyId != other.replyId) return false
         if (relayNode != other.relayNode) return false
+        if (retryCount != other.retryCount) return false
         if (emoji != other.emoji) return false
 
         return true
@@ -185,6 +188,7 @@ data class DataPacket(
         result = 31 * result + rssi
         result = 31 * result + replyId.hashCode()
         result = 31 * result + relayNode.hashCode()
+        result = 31 * result + retryCount
         result = 31 * result + emoji
         return result
     }
@@ -207,6 +211,7 @@ data class DataPacket(
         parcel.writeInt(relayNode ?: -1)
         parcel.writeInt(relays)
         parcel.writeInt(if (viaMqtt) 1 else 0)
+        parcel.writeInt(retryCount)
         parcel.writeInt(emoji)
     }
 
@@ -231,6 +236,7 @@ data class DataPacket(
         relayNode = parcel.readInt().let { if (it == -1) null else it }
         relays = parcel.readInt()
         viaMqtt = parcel.readInt() == 1
+        retryCount = parcel.readInt()
         emoji = parcel.readInt()
     }