add batteryVoltage and percent

src/GreenHome.Application/Dtos.cs

@@ -26,6 +26,8 @@ public sealed class TelemetryDto
     public decimal SoilPercent { get; set; }
     public int GasPPM { get; set; }
     public decimal? Voltage { get; set; }
+    public decimal? BatteryVoltage { get; set; }
+    public decimal? BatteryPercent { get; set; }
     public byte? Power { get; set; }
     public byte? OldPower { get; set; }
     public decimal Lux { get; set; }

src/GreenHome.Domain/TelemetryRecord.cs

@@ -16,6 +16,8 @@ public sealed class TelemetryRecord
     
     [Column(TypeName = "decimal(18,2)")]
     public decimal? Voltage { get; set; }
+    public decimal? BatteryVoltage { get; set; }
+    public decimal? BatteryPercent { get; set; }
     public byte? Power { get; set; }
     public int PersianYear { get; set; }
     public int PersianMonth { get; set; }

src/GreenHome.Infrastructure/GreenHomeDbContext.cs

@@ -55,6 +55,8 @@ public sealed class GreenHomeDbContext : DbContext
             b.Property(x => x.Lux).HasColumnType("decimal(18,2)");
             b.Property(x => x.PersianDate).HasMaxLength(10);
             b.Property(x => x.Voltage).HasColumnType("decimal(18,2)");
+            b.Property(x => x.BatteryVoltage).HasColumnType("decimal(18,2)");
+            b.Property(x => x.BatteryPercent).HasColumnType("decimal(18,2)");
             b.HasIndex(x => new { x.DeviceId, x.PersianYear, x.PersianMonth });
             b.HasIndex(x => new { x.DeviceId, x.TimestampUtc });
             b.HasIndex(x => new { x.DeviceId, x.ServerTimestampUtc });

src/GreenHome.Infrastructure/Migrations/20260113032844_AddBatteryInfoFields.cs

@@ -0,0 +1,38 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace GreenHome.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddBatteryInfoFields : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<decimal>(
+                name: "BatteryPercent",
+                table: "Telemetry",
+                type: "decimal(18,2)",
+                nullable: true);
+
+            migrationBuilder.AddColumn<decimal>(
+                name: "BatteryVoltage",
+                table: "Telemetry",
+                type: "decimal(18,2)",
+                nullable: true);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "BatteryPercent",
+                table: "Telemetry");
+
+            migrationBuilder.DropColumn(
+                name: "BatteryVoltage",
+                table: "Telemetry");
+        }
+    }
+}

src/GreenHome.Infrastructure/Migrations/GreenHomeDbContextModelSnapshot.cs

@@ -727,6 +727,12 @@ namespace GreenHome.Infrastructure.Migrations
 
                     SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
 
+                    b.Property<decimal?>("BatteryPercent")
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<decimal?>("BatteryVoltage")
+                        .HasColumnType("decimal(18,2)");
+
                     b.Property<int>("DeviceId")
                         .HasColumnType("int");