diff --git a/backend/src/Tnsu.ApprovalRoute.Infrastructure/Persistence/Migrations/20260722100629_InitialCreate.Designer.cs b/backend/src/Tnsu.ApprovalRoute.Infrastructure/Persistence/Migrations/20260722100629_InitialCreate.Designer.cs
new file mode 100644
index 0000000..1cc4994
--- /dev/null
+++ b/backend/src/Tnsu.ApprovalRoute.Infrastructure/Persistence/Migrations/20260722100629_InitialCreate.Designer.cs
@@ -0,0 +1,151 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+using Tnsu.ApprovalRoute.Infrastructure.Persistence;
+
+#nullable disable
+
+namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
+{
+    [DbContext(typeof(ApprovalRouteDbContext))]
+    [Migration("20260722100629_InitialCreate")]
+    partial class InitialCreate
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "10.0.0")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.RequestType", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(256)
+                        .HasColumnType("character varying(256)");
+
+                    b.Property<string>("PageUrl")
+                        .IsRequired()
+                        .HasMaxLength(512)
+                        .HasColumnType("character varying(512)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("request_types", (string)null);
+                });
+
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.Route", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<Guid>("CompanyId")
+                        .HasColumnType("uuid");
+
+                    b.Property<Guid>("DepartmentId")
+                        .HasColumnType("uuid");
+
+                    b.Property<Guid>("ProjectId")
+                        .HasColumnType("uuid");
+
+                    b.Property<Guid>("RequestTypeId")
+                        .HasColumnType("uuid");
+
+                    b.Property<bool>("RequiresControl")
+                        .HasColumnType("boolean");
+
+                    b.Property<string>("RouteType")
+                        .IsRequired()
+                        .HasMaxLength(32)
+                        .HasColumnType("character varying(32)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RequestTypeId");
+
+                    b.ToTable("routes", (string)null);
+                });
+
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.RouteStep", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<bool>("AllowReassignToOtherApprovers")
+                        .HasColumnType("boolean");
+
+                    b.Property<Guid>("ExecutorUserId")
+                        .HasColumnType("uuid");
+
+                    b.Property<int>("OrderNo")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("Position")
+                        .IsRequired()
+                        .HasMaxLength(128)
+                        .HasColumnType("character varying(128)");
+
+                    b.Property<Guid>("RouteId")
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("Status")
+                        .IsRequired()
+                        .HasMaxLength(32)
+                        .HasColumnType("character varying(32)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RouteId", "OrderNo");
+
+                    b.ToTable("route_steps", (string)null);
+                });
+
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.Route", b =>
+                {
+                    b.HasOne("Tnsu.ApprovalRoute.Domain.Entities.RequestType", "RequestType")
+                        .WithMany("Routes")
+                        .HasForeignKey("RequestTypeId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("RequestType");
+                });
+
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.RouteStep", b =>
+                {
+                    b.HasOne("Tnsu.ApprovalRoute.Domain.Entities.Route", "Route")
+                        .WithMany("Steps")
+                        .HasForeignKey("RouteId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Route");
+                });
+
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.RequestType", b =>
+                {
+                    b.Navigation("Routes");
+                });
+
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.Route", b =>
+                {
+                    b.Navigation("Steps");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/backend/src/Tnsu.ApprovalRoute.Infrastructure/Persistence/Migrations/20260722100629_InitialCreate.cs b/backend/src/Tnsu.ApprovalRoute.Infrastructure/Persistence/Migrations/20260722100629_InitialCreate.cs
new file mode 100644
index 0000000..45c15a9
--- /dev/null
+++ b/backend/src/Tnsu.ApprovalRoute.Infrastructure/Persistence/Migrations/20260722100629_InitialCreate.cs
@@ -0,0 +1,97 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
+{
+    /// <inheritdoc />
+    public partial class InitialCreate : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "request_types",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    Name = table.Column<string>(type: "character varying(256)", maxLength: 256, nullable: false),
+                    PageUrl = table.Column<string>(type: "character varying(512)", maxLength: 512, nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_request_types", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "routes",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    RouteType = table.Column<string>(type: "character varying(32)", maxLength: 32, nullable: false),
+                    RequestTypeId = table.Column<Guid>(type: "uuid", nullable: false),
+                    DepartmentId = table.Column<Guid>(type: "uuid", nullable: false),
+                    CompanyId = table.Column<Guid>(type: "uuid", nullable: false),
+                    ProjectId = table.Column<Guid>(type: "uuid", nullable: false),
+                    RequiresControl = table.Column<bool>(type: "boolean", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_routes", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_routes_request_types_RequestTypeId",
+                        column: x => x.RequestTypeId,
+                        principalTable: "request_types",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "route_steps",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    OrderNo = table.Column<int>(type: "integer", nullable: false),
+                    ExecutorUserId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Position = table.Column<string>(type: "character varying(128)", maxLength: 128, nullable: false),
+                    Status = table.Column<string>(type: "character varying(32)", maxLength: 32, nullable: false),
+                    RouteId = table.Column<Guid>(type: "uuid", nullable: false),
+                    AllowReassignToOtherApprovers = table.Column<bool>(type: "boolean", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_route_steps", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_route_steps_routes_RouteId",
+                        column: x => x.RouteId,
+                        principalTable: "routes",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_route_steps_RouteId_OrderNo",
+                table: "route_steps",
+                columns: new[] { "RouteId", "OrderNo" });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_routes_RequestTypeId",
+                table: "routes",
+                column: "RequestTypeId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "route_steps");
+
+            migrationBuilder.DropTable(
+                name: "routes");
+
+            migrationBuilder.DropTable(
+                name: "request_types");
+        }
+    }
+}
diff --git a/backend/src/Tnsu.ApprovalRoute.Infrastructure/Persistence/Migrations/ApprovalRouteDbContextModelSnapshot.cs b/backend/src/Tnsu.ApprovalRoute.Infrastructure/Persistence/Migrations/ApprovalRouteDbContextModelSnapshot.cs
new file mode 100644
index 0000000..80351d9
--- /dev/null
+++ b/backend/src/Tnsu.ApprovalRoute.Infrastructure/Persistence/Migrations/ApprovalRouteDbContextModelSnapshot.cs
@@ -0,0 +1,148 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+using Tnsu.ApprovalRoute.Infrastructure.Persistence;
+
+#nullable disable
+
+namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
+{
+    [DbContext(typeof(ApprovalRouteDbContext))]
+    partial class ApprovalRouteDbContextModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "10.0.0")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.RequestType", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(256)
+                        .HasColumnType("character varying(256)");
+
+                    b.Property<string>("PageUrl")
+                        .IsRequired()
+                        .HasMaxLength(512)
+                        .HasColumnType("character varying(512)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("request_types", (string)null);
+                });
+
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.Route", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<Guid>("CompanyId")
+                        .HasColumnType("uuid");
+
+                    b.Property<Guid>("DepartmentId")
+                        .HasColumnType("uuid");
+
+                    b.Property<Guid>("ProjectId")
+                        .HasColumnType("uuid");
+
+                    b.Property<Guid>("RequestTypeId")
+                        .HasColumnType("uuid");
+
+                    b.Property<bool>("RequiresControl")
+                        .HasColumnType("boolean");
+
+                    b.Property<string>("RouteType")
+                        .IsRequired()
+                        .HasMaxLength(32)
+                        .HasColumnType("character varying(32)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RequestTypeId");
+
+                    b.ToTable("routes", (string)null);
+                });
+
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.RouteStep", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<bool>("AllowReassignToOtherApprovers")
+                        .HasColumnType("boolean");
+
+                    b.Property<Guid>("ExecutorUserId")
+                        .HasColumnType("uuid");
+
+                    b.Property<int>("OrderNo")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("Position")
+                        .IsRequired()
+                        .HasMaxLength(128)
+                        .HasColumnType("character varying(128)");
+
+                    b.Property<Guid>("RouteId")
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("Status")
+                        .IsRequired()
+                        .HasMaxLength(32)
+                        .HasColumnType("character varying(32)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RouteId", "OrderNo");
+
+                    b.ToTable("route_steps", (string)null);
+                });
+
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.Route", b =>
+                {
+                    b.HasOne("Tnsu.ApprovalRoute.Domain.Entities.RequestType", "RequestType")
+                        .WithMany("Routes")
+                        .HasForeignKey("RequestTypeId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("RequestType");
+                });
+
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.RouteStep", b =>
+                {
+                    b.HasOne("Tnsu.ApprovalRoute.Domain.Entities.Route", "Route")
+                        .WithMany("Steps")
+                        .HasForeignKey("RouteId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Route");
+                });
+
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.RequestType", b =>
+                {
+                    b.Navigation("Routes");
+                });
+
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.Route", b =>
+                {
+                    b.Navigation("Steps");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}