add Database migrations

src/Migrations/20250403113830_Initial.Designer.cs

@@ -0,0 +1,53 @@
+// <auto-generated />
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using NetTopologySuite.Geometries;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace PTV_Street.Migrations
+{
+    [DbContext(typeof(StreetDbContext))]
+    [Migration("20250403113830_Initial")]
+    partial class Initial
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "9.0.3")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.HasPostgresExtension(modelBuilder, "postgis");
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("Street", b =>
+                {
+                    b.Property<string>("Name")
+                        .HasColumnType("text");
+
+                    b.Property<int>("Capacity")
+                        .HasColumnType("integer");
+
+                    b.Property<LineString>("Geometry")
+                        .IsRequired()
+                        .HasColumnType("geometry(LineString,4326)");
+
+                    b.Property<uint>("Version")
+                        .IsConcurrencyToken()
+                        .ValueGeneratedOnAddOrUpdate()
+                        .HasColumnType("xid")
+                        .HasColumnName("xmin");
+
+                    b.HasKey("Name");
+
+                    b.ToTable("Streets");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

src/Migrations/20250403113830_Initial.cs

@@ -0,0 +1,39 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+using NetTopologySuite.Geometries;
+
+#nullable disable
+
+namespace PTV_Street.Migrations
+{
+    /// <inheritdoc />
+    public partial class Initial : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterDatabase()
+                .Annotation("Npgsql:PostgresExtension:postgis", ",,");
+
+            migrationBuilder.CreateTable(
+                name: "Streets",
+                columns: table => new
+                {
+                    Name = table.Column<string>(type: "text", nullable: false),
+                    Capacity = table.Column<int>(type: "integer", nullable: false),
+                    Geometry = table.Column<LineString>(type: "geometry(LineString,4326)", nullable: false),
+                    xmin = table.Column<uint>(type: "xid", rowVersion: true, nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Streets", x => x.Name);
+                });
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "Streets");
+        }
+    }
+}

src/Migrations/StreetDbContextModelSnapshot.cs

@@ -0,0 +1,50 @@
+// <auto-generated />
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using NetTopologySuite.Geometries;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace PTV_Street.Migrations
+{
+    [DbContext(typeof(StreetDbContext))]
+    partial class StreetDbContextModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "9.0.3")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.HasPostgresExtension(modelBuilder, "postgis");
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("Street", b =>
+                {
+                    b.Property<string>("Name")
+                        .HasColumnType("text");
+
+                    b.Property<int>("Capacity")
+                        .HasColumnType("integer");
+
+                    b.Property<LineString>("Geometry")
+                        .IsRequired()
+                        .HasColumnType("geometry(LineString,4326)");
+
+                    b.Property<uint>("Version")
+                        .IsConcurrencyToken()
+                        .ValueGeneratedOnAddOrUpdate()
+                        .HasColumnType("xid")
+                        .HasColumnName("xmin");
+
+                    b.HasKey("Name");
+
+                    b.ToTable("Streets");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

src/PTV-Street.csproj

@@ -9,6 +9,10 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.EntityFrameworkCore" Version="9.0.3" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="9.0.3">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
     <PackageReference Include="NetTopologySuite" Version="2.6.0" />
     <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="9.0.4" />
     <PackageReference Include="npgsql.entityframeworkcore.postgresql.nettopologysuite" Version="9.0.4" />