diff --git a/.editorconfig b/.editorconfig
index 367a88a..6e06f07 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -126,7 +126,7 @@ dotnet_diagnostic.SA1601.severity = none
 dotnet_analyzer_diagnostic.category-StyleCop.CSharp.DocumentationRules.severity = none
 
 # SA1516: Elements should be separated by blank line
-dotnet_diagnostic.SA1516.severity = none
+dotnet_diagnostic.SA1516.severity = error
 
 # SA1649: File name should match first type name
 dotnet_diagnostic.SA1649.severity = none
@@ -142,3 +142,11 @@ dotnet_diagnostic.SA1309.severity = none
 
 # SA1309: Make sure class members are allowed to call without "this" prefix
 dotnet_diagnostic.SA1101.severity = none
+# SA1118: parameter spans multiple lines
+dotnet_diagnostic.SA1118.severity = none  
+# SA1011: closing square bracket spacing
+dotnet_diagnostic.SA1011.severity = none  
+# SA1517: no blank lines at start of file
+dotnet_diagnostic.SA1517.severity = none 
+# SA1200: using directive should appear within a namespace
+dotnet_diagnostic.SA1200.severity = none 
diff --git a/.gitignore b/.gitignore
index ad9a362..ed90c2d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -396,5 +396,5 @@ FodyWeavers.xsd
 
 # JetBrains Rider
 *.sln.iml
-src/Recruitment.Tool.xml
-/Francesco.Recipes.World/Migrations/20250304095839_AddFewNewBackendModels.Designer.cs
+src/Francesco.Recipes.World.xml
+
diff --git a/Francesco.Recipes.World/Data/FrancescosRecipesWorldDbContext.cs b/Francesco.Recipes.World/Data/FrancescosRecipesWorldDbContext.cs
index 5146867..67117c4 100644
--- a/Francesco.Recipes.World/Data/FrancescosRecipesWorldDbContext.cs
+++ b/Francesco.Recipes.World/Data/FrancescosRecipesWorldDbContext.cs
@@ -1,5 +1,5 @@
-namespace Francesco.Recipes.World.Data
-{
+namespace Francesco.Recipes.World.Data;
+
     using Francesco.Recipes.World.Models.BackendModels;
     using Francesco.Recipes.World.Models.BackendModels.Category;
     using Francesco.Recipes.World.Models.BackendModels.Favorit;
@@ -21,15 +21,25 @@
         }
 
         public DbSet<Category> Categories => Set<Category>();
+
         public DbSet<Ingredient> Ingredients => Set<Ingredient>();
+
         public DbSet<Instruction> Instructions => Set<Instruction>();
+
         public DbSet<Recipe> Recipes => Set<Recipe>();
+
         public DbSet<RecipeIngredient> RecipeIngredients => Set<RecipeIngredient>();
+
         public DbSet<Unit> Units => Set<Unit>();
+
         public DbSet<Favorit> Favorits => Set<Favorit>();
+
         public DbSet<IngredientsShoppingList> IngredientsShoppingLists => Set<IngredientsShoppingList>();
+
         public DbSet<ShoppingList> ShoppingLists => Set<ShoppingList>();
+
         public DbSet<MediaFile> MediaFiles => Set<MediaFile>();
+
         public override Task<int> SaveChangesAsync(CancellationToken cancellationToken = default)
         {
             foreach (var entry in ChangeTracker.Entries())
@@ -104,4 +114,3 @@
         ];
         }
     }
-}
diff --git a/Francesco.Recipes.World/Francesco.Recipes.World.csproj b/Francesco.Recipes.World/Francesco.Recipes.World.csproj
index f9e0493..728f575 100644
--- a/Francesco.Recipes.World/Francesco.Recipes.World.csproj
+++ b/Francesco.Recipes.World/Francesco.Recipes.World.csproj
@@ -6,10 +6,14 @@
     <ImplicitUsings>enable</ImplicitUsings>
     <UserSecretsId>be6a70eb-b657-40b2-b4a1-418e5c6ec131</UserSecretsId>
   </PropertyGroup>
+<PropertyGroup>
+    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+    <CodeAnalysisRuleSet>$(SolutionDir)Francesco.Recipes.World.ruleset</CodeAnalysisRuleSet>
+</PropertyGroup>
 
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.Identity.UI" Version="8.0.11" />
-    <PackageReference Include="Microsoft.CodeAnalysis.NetAnalyzers" Version="8.0.0">
+    <PackageReference Include="Microsoft.CodeAnalysis.NetAnalyzers" Version="9.0.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
@@ -38,4 +42,11 @@
     </PackageReference>
   </ItemGroup>
 
+  <ItemGroup>
+    <Folder Include="Controller\" />
+  </ItemGroup>
+<ItemGroup>
+  <AdditionalFiles Include=".\stylecop.json" />
+</ItemGroup>
+
 </Project>
diff --git a/Francesco.Recipes.World/Migrations/20250318150949_InitialMIgration.cs b/Francesco.Recipes.World/Migrations/20250318150949_InitialMIgration.cs
index 2b14663..18ff0ed 100644
--- a/Francesco.Recipes.World/Migrations/20250318150949_InitialMIgration.cs
+++ b/Francesco.Recipes.World/Migrations/20250318150949_InitialMIgration.cs
@@ -1,12 +1,12 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
+#nullable disable
 
 #pragma warning disable CA1814 // Prefer jagged arrays over multidimensional
 
 namespace Francesco.Recipes.World.Migrations
 {
+    using System;
+    using Microsoft.EntityFrameworkCore.Migrations;
+
     /// <inheritdoc />
     public partial class InitialMIgration : Migration
     {
@@ -17,12 +17,13 @@ namespace Francesco.Recipes.World.Migrations
             {
                 throw new ArgumentNullException(nameof(migrationBuilder));
             }
+
             migrationBuilder.CreateTable(
                 name: "Categories",
                 columns: table => new
                 {
                     Id = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
-                    Name = table.Column<string>(type: "nvarchar(max)", nullable: false)
+                    Name = table.Column<string>(type: "nvarchar(max)", nullable: false),
                 },
                 constraints: table =>
                 {
@@ -34,7 +35,7 @@ namespace Francesco.Recipes.World.Migrations
                 columns: table => new
                 {
                     Id = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
-                    CreatedAt = table.Column<DateTime>(type: "datetime2", nullable: false)
+                    CreatedAt = table.Column<DateTime>(type: "datetime2", nullable: false),
                 },
                 constraints: table =>
                 {
@@ -46,7 +47,7 @@ namespace Francesco.Recipes.World.Migrations
                 columns: table => new
                 {
                     Id = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
-                    Name = table.Column<string>(type: "nvarchar(max)", nullable: false)
+                    Name = table.Column<string>(type: "nvarchar(max)", nullable: false),
                 },
                 constraints: table =>
                 {
@@ -59,7 +60,7 @@ namespace Francesco.Recipes.World.Migrations
                 {
                     Id = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
                     CreatedAt = table.Column<DateTime>(type: "datetime2", nullable: false),
-                    ModifiedAt = table.Column<DateTime>(type: "datetime2", nullable: true)
+                    ModifiedAt = table.Column<DateTime>(type: "datetime2", nullable: true),
                 },
                 constraints: table =>
                 {
@@ -72,7 +73,7 @@ namespace Francesco.Recipes.World.Migrations
                 {
                     Id = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
                     Name = table.Column<string>(type: "nvarchar(max)", nullable: false),
-                    Symbol = table.Column<string>(type: "nvarchar(max)", nullable: false)
+                    Symbol = table.Column<string>(type: "nvarchar(max)", nullable: false),
                 },
                 constraints: table =>
                 {
@@ -94,7 +95,7 @@ namespace Francesco.Recipes.World.Migrations
                     CreatedAt = table.Column<DateTime>(type: "datetime2", nullable: false),
                     ModifiedAt = table.Column<DateTime>(type: "datetime2", nullable: true),
                     FavoritId = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
-                    CategoryId = table.Column<Guid>(type: "uniqueidentifier", nullable: true)
+                    CategoryId = table.Column<Guid>(type: "uniqueidentifier", nullable: true),
                 },
                 constraints: table =>
                 {
@@ -118,7 +119,7 @@ namespace Francesco.Recipes.World.Migrations
                 {
                     Id = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
                     ShoppinglistId = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
-                    IngredientId = table.Column<Guid>(type: "uniqueidentifier", nullable: false)
+                    IngredientId = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
                 },
                 constraints: table =>
                 {
@@ -144,7 +145,7 @@ namespace Francesco.Recipes.World.Migrations
                     Id = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
                     Description = table.Column<string>(type: "nvarchar(max)", nullable: false),
                     Number = table.Column<string>(type: "nvarchar(max)", nullable: false),
-                    RecipeId = table.Column<Guid>(type: "uniqueidentifier", nullable: false)
+                    RecipeId = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
                 },
                 constraints: table =>
                 {
@@ -165,7 +166,7 @@ namespace Francesco.Recipes.World.Migrations
                     RecipeId = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
                     IngredientId = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
                     UnitId = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
-                    Quantity = table.Column<int>(type: "int", nullable: false)
+                    Quantity = table.Column<int>(type: "int", nullable: false),
                 },
                 constraints: table =>
                 {
@@ -199,7 +200,7 @@ namespace Francesco.Recipes.World.Migrations
                     MimeType = table.Column<string>(type: "nvarchar(max)", nullable: true),
                     Data = table.Column<byte[]>(type: "varbinary(max)", nullable: true),
                     RecipeId = table.Column<Guid>(type: "uniqueidentifier", nullable: true),
-                    InstructionId = table.Column<Guid>(type: "uniqueidentifier", nullable: false)
+                    InstructionId = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
                 },
                 constraints: table =>
                 {
@@ -231,7 +232,7 @@ namespace Francesco.Recipes.World.Migrations
                     { new Guid("abbc6bb0-97ea-49f5-b31e-6507eb784fd1"), "Hauptgerichte" },
                     { new Guid("adfb75ce-3ef3-428b-a5ca-b0c4c619d5ec"), "Hefegebäck & Brot" },
                     { new Guid("b248244f-f21c-4555-a14d-5dd49a2717cf"), "Vorspeisen & Snacks" },
-                    { new Guid("d332f88d-d241-48c5-a2f2-bfd124eada7e"), "Soßen & Saucen" }
+                    { new Guid("d332f88d-d241-48c5-a2f2-bfd124eada7e"), "Soßen & Saucen" },
                 });
 
             migrationBuilder.InsertData(
@@ -249,7 +250,7 @@ namespace Francesco.Recipes.World.Migrations
                     { new Guid("7ea2f51d-7493-4f19-a663-1f309186d3ae"), "bund", "bund" },
                     { new Guid("d82f4abd-e4e4-4104-a9c0-1acdeaa701f5"), "blatt", "blatt" },
                     { new Guid("df5cb4c3-4de6-4c6f-be8c-da41b2986408"), "messerspitze", "msp" },
-                    { new Guid("e45a3af2-2ed6-4ac4-b06f-b4175663a7be"), "stange", "stange" }
+                    { new Guid("e45a3af2-2ed6-4ac4-b06f-b4175663a7be"), "stange", "stange" },
                 });
 
             migrationBuilder.CreateIndex(
@@ -310,6 +311,7 @@ namespace Francesco.Recipes.World.Migrations
             {
                 throw new ArgumentNullException(nameof(migrationBuilder));
             }
+
             migrationBuilder.DropTable(
                 name: "IngredientsShoppingLists");
 
diff --git a/Francesco.Recipes.World/Migrations/FrancescosRecipesWorldDbContextModelSnapshot.cs b/Francesco.Recipes.World/Migrations/FrancescosRecipesWorldDbContextModelSnapshot.cs
index e24e960..130fbf5 100644
--- a/Francesco.Recipes.World/Migrations/FrancescosRecipesWorldDbContextModelSnapshot.cs
+++ b/Francesco.Recipes.World/Migrations/FrancescosRecipesWorldDbContextModelSnapshot.cs
@@ -1,10 +1,9 @@
 // <auto-generated />
-using System;
+
 using Francesco.Recipes.World.Data;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Metadata;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
 
 #nullable disable
 
diff --git a/Francesco.Recipes.World/Models/BackendModels/Category/Category.cs b/Francesco.Recipes.World/Models/BackendModels/Category/Category.cs
index 5fa42d4..b088952 100644
--- a/Francesco.Recipes.World/Models/BackendModels/Category/Category.cs
+++ b/Francesco.Recipes.World/Models/BackendModels/Category/Category.cs
@@ -1,10 +1,13 @@
 namespace Francesco.Recipes.World.Models.BackendModels.Category
 {
     using Francesco.Recipes.World.Models.BackendModels.Recipe;
+
     public class Category
     {
         public Guid Id { get; set; }
-        public string Name { get; set; }
+
+        public string Name { get; set; } = string.Empty;
+
         public virtual ICollection<Recipe> Recipes { get; set; } = new List<Recipe>();
     }
 }
diff --git a/Francesco.Recipes.World/Models/BackendModels/Favorit/Favorit.cs b/Francesco.Recipes.World/Models/BackendModels/Favorit/Favorit.cs
index 65b9aa9..97e12ed 100644
--- a/Francesco.Recipes.World/Models/BackendModels/Favorit/Favorit.cs
+++ b/Francesco.Recipes.World/Models/BackendModels/Favorit/Favorit.cs
@@ -5,7 +5,9 @@
     public class Favorit
     {
         public Guid Id { get; set; }
+
         public DateTime CreatedAt { get; set; }
+
         public virtual ICollection<Recipe> Recipe { get; set; } = new List<Recipe>();
     }
 }
diff --git a/Francesco.Recipes.World/Models/BackendModels/Ingredient/Ingredient.cs b/Francesco.Recipes.World/Models/BackendModels/Ingredient/Ingredient.cs
index 2a3e4d4..c4c43c3 100644
--- a/Francesco.Recipes.World/Models/BackendModels/Ingredient/Ingredient.cs
+++ b/Francesco.Recipes.World/Models/BackendModels/Ingredient/Ingredient.cs
@@ -6,8 +6,11 @@
     public class Ingredient
     {
         public Guid Id { get; set; }
-        public string Name { get; set; }
+
+        public string Name { get; set; } = string.Empty;
+
         public virtual ICollection<RecipeIngredient> RecipeIngredients { get; set; } = new List<RecipeIngredient>();
+
         public virtual ICollection<IngredientsShoppingList> IngredientShoppingLists { get; set; } = new List<IngredientsShoppingList>();
     }
 }
diff --git a/Francesco.Recipes.World/Models/BackendModels/IngredientShoppingList/IngredientsShoppingList.cs b/Francesco.Recipes.World/Models/BackendModels/IngredientShoppingList/IngredientsShoppingList.cs
index c527693..78f92d7 100644
--- a/Francesco.Recipes.World/Models/BackendModels/IngredientShoppingList/IngredientsShoppingList.cs
+++ b/Francesco.Recipes.World/Models/BackendModels/IngredientShoppingList/IngredientsShoppingList.cs
@@ -6,7 +6,9 @@
     public class IngredientsShoppingList
     {
         public Guid Id { get; set; }
-        public ShoppingList Shoppinglist { get; set; } = new();
-        public Ingredient Ingredient { get; set; } = new();
+
+        public ShoppingList Shoppinglist { get; set; } = new ();
+
+        public Ingredient Ingredient { get; set; } = new ();
     }
 }
diff --git a/Francesco.Recipes.World/Models/BackendModels/Instruction/Instruction.cs b/Francesco.Recipes.World/Models/BackendModels/Instruction/Instruction.cs
index 6f0919c..77a16d1 100644
--- a/Francesco.Recipes.World/Models/BackendModels/Instruction/Instruction.cs
+++ b/Francesco.Recipes.World/Models/BackendModels/Instruction/Instruction.cs
@@ -2,12 +2,17 @@
 {
     using Francesco.Recipes.World.Models.BackendModels.MediaFile;
     using Francesco.Recipes.World.Models.BackendModels.Recipe;
+
     public class Instruction
     {
         public Guid Id { get; set; }
-        public string Description { get; set; }
-        public string Number { get; set; }
-        public virtual Recipe Recipe { get; set; } = new();
+
+        public string Description { get; set; } = string.Empty;
+
+        public int Number { get; set; }
+
+        public virtual Recipe Recipe { get; set; } = new ();
+
         public virtual ICollection<MediaFile> MediaFiles { get; set; } = new List<MediaFile>();
     }
 }
diff --git a/Francesco.Recipes.World/Models/BackendModels/MediaFile/MediaFile.cs b/Francesco.Recipes.World/Models/BackendModels/MediaFile/MediaFile.cs
index 56c083a..f8a8218 100644
--- a/Francesco.Recipes.World/Models/BackendModels/MediaFile/MediaFile.cs
+++ b/Francesco.Recipes.World/Models/BackendModels/MediaFile/MediaFile.cs
@@ -2,6 +2,7 @@
 {
     using Francesco.Recipes.World.Models.BackendModels.Instruction;
     using Francesco.Recipes.World.Models.BackendModels.Recipe;
+
     public class MediaFile
     {
         public Guid Id { get; set; } = Guid.NewGuid();
@@ -11,7 +12,9 @@
         public string? MimeType { get; set; }
 
         public byte[]? Data { get; set; }
-        public virtual Recipe? Recipe { get; set; } = new();
-        public virtual Instruction Instruction { get; set; } = new();
+
+        public virtual Recipe? Recipe { get; set; } = new ();
+
+        public virtual Instruction Instruction { get; set; } = new ();
     }
 }
diff --git a/Francesco.Recipes.World/Models/BackendModels/Recipe/Difficulty.cs b/Francesco.Recipes.World/Models/BackendModels/Recipe/Difficulty.cs
index 91d20a0..4456670 100644
--- a/Francesco.Recipes.World/Models/BackendModels/Recipe/Difficulty.cs
+++ b/Francesco.Recipes.World/Models/BackendModels/Recipe/Difficulty.cs
@@ -3,9 +3,13 @@
     public enum Difficulty
     {
         VeryEasy = 1,
+
         Easy = 2,
+
         Medium = 3,
+
         Hard = 4,
+
         Expert = 5,
     }
 }
diff --git a/Francesco.Recipes.World/Models/BackendModels/Recipe/Recipe.cs b/Francesco.Recipes.World/Models/BackendModels/Recipe/Recipe.cs
index 7d4e01e..da673d7 100644
--- a/Francesco.Recipes.World/Models/BackendModels/Recipe/Recipe.cs
+++ b/Francesco.Recipes.World/Models/BackendModels/Recipe/Recipe.cs
@@ -8,17 +8,30 @@ using Francesco.Recipes.World.Models.BackendModels.RecipeIngredient;
 public class Recipe : ITimeStampedEntity
 {
     public Guid Id { get; set; }
-    public string Name { get; set; }
+
+    public string Name { get; set; } = string.Empty;
+
     public string? Description { get; set; }
+
     public Difficulty Difficulty { get; set; }
+
     public int Servings { get; set; }
+
     public TimeSpan PreparationTime { get; set; }
+
     public TimeSpan CookingTime { get; set; }
+
     public bool IsFavorite { get; set; }
+
     public DateTime CreatedAt { get; set; }
+
     public DateTime? ModifiedAt { get; set; }
+
     public virtual ICollection<RecipeIngredient> RecipeIngredients { get; set; } = new List<RecipeIngredient>();
+
     public virtual ICollection<Instruction> Instructions { get; set; } = new List<Instruction>();
+
     public virtual ICollection<MediaFile> MediaFiles { get; set; } = new List<MediaFile>();
-    public virtual Favorit Favorit { get; set; } = new();
+
+    public virtual Favorit Favorit { get; set; } = new ();
 }
diff --git a/Francesco.Recipes.World/Models/BackendModels/RecipeIngredient/RecipeIngredient.cs b/Francesco.Recipes.World/Models/BackendModels/RecipeIngredient/RecipeIngredient.cs
index 30456ad..d64abb5 100644
--- a/Francesco.Recipes.World/Models/BackendModels/RecipeIngredient/RecipeIngredient.cs
+++ b/Francesco.Recipes.World/Models/BackendModels/RecipeIngredient/RecipeIngredient.cs
@@ -3,12 +3,17 @@
     using Francesco.Recipes.World.Models.BackendModels.Ingredient;
     using Francesco.Recipes.World.Models.BackendModels.Recipe;
     using Francesco.Recipes.World.Models.BackendModels.Unit;
+
     public class RecipeIngredient
     {
         public Guid Id { get; set; }
-        public virtual Recipe Recipe { get; set; } = new();
-        public virtual Ingredient Ingredient { get; set; } = new();
-        public virtual Unit Unit { get; set; } = new();
+
+        public virtual Recipe Recipe { get; set; } = new ();
+
+        public virtual Ingredient Ingredient { get; set; } = new ();
+
+        public virtual Unit Unit { get; set; } = new ();
+
         public int Quantity { get; set; }
     }
 }
diff --git a/Francesco.Recipes.World/Models/BackendModels/Shoppinglist/ShoppingList.cs b/Francesco.Recipes.World/Models/BackendModels/Shoppinglist/ShoppingList.cs
index a6f764e..71fc7e7 100644
--- a/Francesco.Recipes.World/Models/BackendModels/Shoppinglist/ShoppingList.cs
+++ b/Francesco.Recipes.World/Models/BackendModels/Shoppinglist/ShoppingList.cs
@@ -1,12 +1,15 @@
-using Francesco.Recipes.World.Models.BackendModels.IngredientShoppingList;
-
-namespace Francesco.Recipes.World.Models.BackendModels.Shoppinglist
+namespace Francesco.Recipes.World.Models.BackendModels.Shoppinglist
 {
+    using Francesco.Recipes.World.Models.BackendModels.IngredientShoppingList;
+
     public class ShoppingList : ITimeStampedEntity
     {
         public Guid Id { get; set; }
+
         public DateTime CreatedAt { get; set; }
+
         public DateTime? ModifiedAt { get; set; }
+
         public virtual ICollection<IngredientsShoppingList> IngredientsShoppingLists { get; set; } = new List<IngredientsShoppingList>();
     }
 }
diff --git a/Francesco.Recipes.World/Models/BackendModels/Unit/Unit.cs b/Francesco.Recipes.World/Models/BackendModels/Unit/Unit.cs
index e11bce3..ba8a539 100644
--- a/Francesco.Recipes.World/Models/BackendModels/Unit/Unit.cs
+++ b/Francesco.Recipes.World/Models/BackendModels/Unit/Unit.cs
@@ -1,14 +1,15 @@
-
-
-namespace Francesco.Recipes.World.Models.BackendModels.Unit
+namespace Francesco.Recipes.World.Models.BackendModels.Unit
 {
-    using Francesco.Recipes.World.Models.BackendModels.Ingredient;
     using Francesco.Recipes.World.Models.BackendModels.RecipeIngredient;
+
     public class Unit
     {
-        public Guid Id{ get; set; }
-        public string Name { get; set; }
-        public string Symbol { get; set; }
+        public Guid Id { get; set; }
+
+        public string Name { get; set; } = string.Empty;
+
+        public string Symbol { get; set; } = string.Empty;
+
         public virtual ICollection<RecipeIngredient> RecipeIngredient { get; set; } = new List<RecipeIngredient>();
-    } 
+    }
 }
diff --git a/Francesco.Recipes.World/Program.cs b/Francesco.Recipes.World/Program.cs
index c36c4ac..6d773ec 100644
--- a/Francesco.Recipes.World/Program.cs
+++ b/Francesco.Recipes.World/Program.cs
@@ -1,15 +1,22 @@
 using Francesco.Recipes.World.Data;
-using Microsoft.AspNetCore.Identity;
-using Microsoft.EntityFrameworkCore;
-using Serilog;
 
+using Francesco.Recipes.World.Repositories;
+
+using FrancescoRecipesWorld.Repositories;
+
+using Microsoft.AspNetCore.Identity;
+
+using Microsoft.EntityFrameworkCore;
 
 var builder = WebApplication.CreateBuilder(args);
+
 var services = builder.Services;
+
 var configuration = builder.Configuration;
 
 var connectionString = builder.Configuration.GetConnectionString("FrancescosRecipesWorldDbContextConnection")
                        ?? throw new InvalidOperationException("Connection string 'FrancescosRecipesWorldDbContextConnection' not found.");
+
 services.AddDbContext<FrancescosRecipesWorldDbContext>(options =>
     options.UseSqlServer(connectionString));
 
@@ -19,6 +26,14 @@ services.AddDefaultIdentity<IdentityUser>(options => options.SignIn.RequireConfi
 // Add services to the container.
 builder.Services.AddControllersWithViews();
 
+builder.Services.AddScoped<IRecipeRepository, RecipeRepository>();
+
+builder.Services.AddScoped<IIngredientRepository, IngredientRepository>();
+
+builder.Services.AddScoped<IUnitRepository, UnitRepository>();
+
+builder.Services.AddScoped<ICategoryRepository, CategoryRepository>();
+
 var app = builder.Build();
 
 // Configure the HTTP request pipeline.
@@ -31,9 +46,11 @@ if (!app.Environment.IsDevelopment())
 }
 
 app.UseHttpsRedirection();
+
 app.UseStaticFiles();
 
 app.UseRouting();
+
 app.UseAuthentication();
 
 app.UseAuthorization();