Added a debug panel

final

app/src/main/java/com/geeksville/mesh/database/MeshtasticDatabase.kt

@@ -0,0 +1,36 @@
+package com.geeksville.mesh.database
+
+import android.content.Context
+import androidx.room.Database
+import androidx.room.Room
+import androidx.room.RoomDatabase
+import com.geeksville.mesh.database.dao.PacketDao
+import com.geeksville.mesh.database.entity.Packet
+
+@Database(entities = [Packet::class], version = 1, exportSchema = false)
+abstract class MeshtasticDatabase : RoomDatabase() {
+    abstract fun packetDao(): PacketDao
+
+    companion object {
+        @Volatile
+        private var INSTANCE: MeshtasticDatabase? = null
+
+        fun getDatabase(
+            context: Context
+        ): MeshtasticDatabase {
+            return INSTANCE ?: synchronized(this) {
+                val instance = Room.databaseBuilder(
+                    context.applicationContext,
+                    MeshtasticDatabase::class.java,
+                    "meshtastic_database"
+                )
+                    .fallbackToDestructiveMigration()
+                    .build()
+                INSTANCE = instance
+
+                instance
+            }
+        }
+    }
+
+}