diff --git a/FoodsharingSiegen.Server/Auth/AuthService.cs b/FoodsharingSiegen.Server/Auth/AuthService.cs
index 6ebc4c9..58a31e6 100644
--- a/FoodsharingSiegen.Server/Auth/AuthService.cs
+++ b/FoodsharingSiegen.Server/Auth/AuthService.cs
@@ -106,7 +106,7 @@ namespace FoodsharingSiegen.Server.Auth
                 {
                     Name = "Andre",
                     Mail = "fs@beging.de",
-                    GroupsList = new List<UserGroup> { UserGroup.Ambassador },
+                    GroupsList = [UserGroup.Ambassador],
                     Type = UserType.Admin,
                     Created = DateTime.UtcNow,
                     EncryptedPassword = "qSIxTZo7J8M="
diff --git a/FoodsharingSiegen.Server/FoodsharingSiegen.Server.csproj b/FoodsharingSiegen.Server/FoodsharingSiegen.Server.csproj
index 420c8e1..a4f6944 100644
--- a/FoodsharingSiegen.Server/FoodsharingSiegen.Server.csproj
+++ b/FoodsharingSiegen.Server/FoodsharingSiegen.Server.csproj
@@ -4,8 +4,18 @@
         <TargetFramework>net9.0</TargetFramework>
         <Nullable>enable</Nullable>
         <ImplicitUsings>enable</ImplicitUsings>
+        <DockerDefaultTargetOS>Linux</DockerDefaultTargetOS>
     </PropertyGroup>
 
+    <PropertyGroup>
+        <BuildDate>$([System.DateTime]::Now.ToString("yyyyMMdd"))</BuildDate>
+        <PublishDir>..\Publish\Server</PublishDir>
+    </PropertyGroup>
+
+    <Target Name="GenerateBuildInfo" BeforeTargets="Build">
+        <WriteLinesToFile File="$(ProjectDir)wwwroot\buildinfo.txt" Lines="$(BuildDate)" Overwrite="true" />
+    </Target>
+
     <ItemGroup>
       <ProjectReference Include="..\FoodsharingSiegen.Contracts\FoodsharingSiegen.Contracts.csproj" />
       <ProjectReference Include="..\FoodsharingSiegen.Shared\FoodsharingSiegen.Shared.csproj" />
diff --git a/FoodsharingSiegen.Server/Pages/Prospects.razor b/FoodsharingSiegen.Server/Pages/Prospects.razor
index 5dd7397..b517f32 100644
--- a/FoodsharingSiegen.Server/Pages/Prospects.razor
+++ b/FoodsharingSiegen.Server/Pages/Prospects.razor
@@ -2,6 +2,7 @@
 @page "/prospect"
 @page "/prospects"
 
+@using FoodsharingSiegen.Shared.Helper
 @inherits FsBase
 
 <PageTitle>Neue Foodsaver - @AppSettings.Title</PageTitle>
@@ -15,28 +16,15 @@
 </Button>
 
 @{
-    var filterListQ = ProspectList?.AsQueryable();
-    if (!string.IsNullOrWhiteSpace(Filter.Text))
-    {
-        filterListQ = filterListQ?
-            .Where(x =>
-                x.Name.Contains(Filter.Text, StringComparison.OrdinalIgnoreCase) ||
-                (!string.IsNullOrWhiteSpace(x.Memo) && x.Memo.Contains(Filter.Text, StringComparison.OrdinalIgnoreCase) == true) ||
-                x.FsId.ToString().Contains(Filter.Text, StringComparison.OrdinalIgnoreCase)).AsQueryable();
-    }
-    
-    if (Filter.WithoutStepInBriefing)
-        filterListQ = filterListQ?.Where(x => x.Interactions.All(i => i.Type != InteractionType.StepInBriefing));
-        
-    var filterList = filterListQ?.ToList();
+    var filterList = ProspectList.ApplyFilter(Filter);
 }
 
 <hr/>
 <ProspectFilterControl @bind-Filter="Filter"></ProspectFilterControl>
 <hr />
-<h5>@(filterList?.Count ?? 0) Einträge</h5>
+<h5>@(filterList.Count) Einträge</h5>
 
-@if (filterList?.Any() == true)
+@if (filterList.Any())
 {
     <div class="row m-0">
         <Repeater Items="@filterList">
diff --git a/FoodsharingSiegen.Server/Pages/Prospects.razor.cs b/FoodsharingSiegen.Server/Pages/Prospects.razor.cs
index 6c9e537..a0e0f80 100644
--- a/FoodsharingSiegen.Server/Pages/Prospects.razor.cs
+++ b/FoodsharingSiegen.Server/Pages/Prospects.razor.cs
@@ -80,6 +80,7 @@ namespace FoodsharingSiegen.Server.Pages
             {
                 CannotHaveInteractions = [InteractionType.Complete, InteractionType.Verify, InteractionType.ReleasedForVerification]
             };
+            
             var prospectsR = await ProspectService.GetProspectsAsync(parameter);
             if (prospectsR.Success) ProspectList = prospectsR.Data;
 
diff --git a/FoodsharingSiegen.Server/Pages/ProspectsDone.razor b/FoodsharingSiegen.Server/Pages/ProspectsDone.razor
index c0d8e8a..20e5bb3 100644
--- a/FoodsharingSiegen.Server/Pages/ProspectsDone.razor
+++ b/FoodsharingSiegen.Server/Pages/ProspectsDone.razor
@@ -1,32 +1,20 @@
 @page "/done"
 
+@using FoodsharingSiegen.Shared.Helper
 @inherits FsBase
 
 <PageTitle>Abgeschlossene Einarbeitungen - @AppSettings.Title</PageTitle>
 <h2>Abgeschlossene Einarbeitungen</h2>
 
 @{
-    var filterListQ = ProspectList?.AsQueryable();
-    if (!string.IsNullOrWhiteSpace(Filter.Text))
-    {
-        filterListQ = filterListQ?
-            .Where(x =>
-                x.Name.Contains(Filter.Text, StringComparison.OrdinalIgnoreCase) ||
-                (!string.IsNullOrWhiteSpace(x.Memo) && x.Memo.Contains(Filter.Text, StringComparison.OrdinalIgnoreCase) == true) ||
-                x.FsId.ToString().Contains(Filter.Text, StringComparison.OrdinalIgnoreCase)).AsQueryable();
-    }
-    
-    if (Filter.WithoutStepInBriefing)
-        filterListQ = filterListQ?.Where(x => x.Interactions.All(i => i.Type != InteractionType.StepInBriefing));
-        
-    var filterList = filterListQ?.ToList();
+    var filterList = ProspectList.ApplyFilter(Filter);
 }
 
 <hr />
 <ProspectFilterControl @bind-Filter="Filter"></ProspectFilterControl>
 <hr />
-<h5>@(filterList?.Count ?? 0) Einträge</h5>
-@if (filterList?.Any() == true)
+<h5>@(filterList.Count) Einträge</h5>
+@if (filterList.Any())
 {
     
     <div class="row m-0">
diff --git a/FoodsharingSiegen.Server/Pages/ProspectsTodo.razor b/FoodsharingSiegen.Server/Pages/ProspectsTodo.razor
deleted file mode 100644
index f91d8f8..0000000
--- a/FoodsharingSiegen.Server/Pages/ProspectsTodo.razor
+++ /dev/null
@@ -1,40 +0,0 @@
-@page "/todo"
-
-@inherits FsBase
-
-<PageTitle>Freischalten - @AppSettings.Title</PageTitle>
-
-<h2>Freischalten</h2>
-
-@{
-    var filterListQ = ProspectList?.AsQueryable();
-    if (!string.IsNullOrWhiteSpace(Filter.Text))
-    {
-        filterListQ = filterListQ?
-            .Where(x =>
-                x.Name.Contains(Filter.Text, StringComparison.OrdinalIgnoreCase) ||
-                (!string.IsNullOrWhiteSpace(x.Memo) && x.Memo.Contains(Filter.Text, StringComparison.OrdinalIgnoreCase) == true) ||
-                x.FsId.ToString().Contains(Filter.Text, StringComparison.OrdinalIgnoreCase)).AsQueryable();
-    }
-    
-    if (Filter.WithoutStepInBriefing)
-        filterListQ = filterListQ?.Where(x => x.Interactions.All(i => i.Type != InteractionType.StepInBriefing));
-        
-    var filterList = filterListQ?.ToList();
-}
-
-<hr/>
-<ProspectFilterControl @bind-Filter="Filter"></ProspectFilterControl>
-<hr />
-<h5>@(filterList?.Count ?? 0) Einträge</h5>
-@if (filterList?.Any() == true)
-{
-    <div class="row m-0">
-        <Repeater Items="@filterList">
-            <ProspectContainer Prospect="context" InteractionModal="InteractionModal" ProspectModal="ProspectModal" RemoveInteraction="RemoveInteraction" StateFilter="ProspectStateFilter.Verification"></ProspectContainer>
-        </Repeater>
-    </div>
-}
-
-<AddProspectModal @ref="ProspectModal" OnUpdate="OnUpdateProspect"></AddProspectModal>
-<AddInteractionModal @ref="InteractionModal" OnAdd="OnAddInteraction" Users="Users"></AddInteractionModal>
\ No newline at end of file
diff --git a/FoodsharingSiegen.Server/Pages/ProspectsVerify.razor b/FoodsharingSiegen.Server/Pages/ProspectsVerify.razor
new file mode 100644
index 0000000..2817029
--- /dev/null
+++ b/FoodsharingSiegen.Server/Pages/ProspectsVerify.razor
@@ -0,0 +1,28 @@
+@page "/verify"
+
+@using FoodsharingSiegen.Shared.Helper
+@inherits FsBase
+
+<PageTitle>Freischalten - @AppSettings.Title</PageTitle>
+
+<h2>Freischalten</h2>
+
+@{
+    var filterList = ProspectList.ApplyFilter(Filter);
+}
+
+<hr/>
+<ProspectFilterControl @bind-Filter="Filter"></ProspectFilterControl>
+<hr />
+<h5>@(filterList.Count) Einträge</h5>
+@if (filterList.Any())
+{
+    <div class="row m-0">
+        <Repeater Items="@filterList">
+            <ProspectContainer Prospect="context" InteractionModal="InteractionModal" ProspectModal="ProspectModal" RemoveInteraction="RemoveInteraction" StateFilter="ProspectStateFilter.Verification"></ProspectContainer>
+        </Repeater>
+    </div>
+}
+
+<AddProspectModal @ref="ProspectModal" OnUpdate="OnUpdateProspect"></AddProspectModal>
+<AddInteractionModal @ref="InteractionModal" OnAdd="OnAddInteraction" Users="Users"></AddInteractionModal>
\ No newline at end of file
diff --git a/FoodsharingSiegen.Server/Pages/ProspectsTodo.razor.cs b/FoodsharingSiegen.Server/Pages/ProspectsVerify.razor.cs
similarity index 99%
rename from FoodsharingSiegen.Server/Pages/ProspectsTodo.razor.cs
rename to FoodsharingSiegen.Server/Pages/ProspectsVerify.razor.cs
index 46873f8..b7f8b06 100644
--- a/FoodsharingSiegen.Server/Pages/ProspectsTodo.razor.cs
+++ b/FoodsharingSiegen.Server/Pages/ProspectsVerify.razor.cs
@@ -9,7 +9,7 @@ namespace FoodsharingSiegen.Server.Pages
     /// <summary>
     ///     The prospects done class (a. beging, 07.02.2023)
     /// </summary>
-    public partial class ProspectsTodo
+    public partial class ProspectsVerify
     {
         #region Dependencies
 
diff --git a/FoodsharingSiegen.Server/Shared/NavMenu.razor b/FoodsharingSiegen.Server/Shared/NavMenu.razor
index f55586a..13d5bee 100644
--- a/FoodsharingSiegen.Server/Shared/NavMenu.razor
+++ b/FoodsharingSiegen.Server/Shared/NavMenu.razor
@@ -1,4 +1,4 @@
-<nav class="flex-column">
+<nav class="d-flex flex-column h-100">
     <div class="nav-logo"></div>
     <div class="d-flex px-3 justify-content-center text-center font-weight-bold">
         Einarbeitungen<br/>
@@ -19,7 +19,7 @@
     </div>
     <div class="nav-item px-3">
         <div @onclick="NavLinkClickedAsync">
-            <NavLink class="nav-link" href="todo" Match="NavLinkMatch.All">
+            <NavLink class="nav-link" href="verify" Match="NavLinkMatch.All">
                 <span class="fas fa-user-pen mr-2" aria-hidden="true" style="font-size: 1.4em;"></span> Freischalten
             </NavLink>
         </div>
@@ -31,12 +31,24 @@
             </NavLink>
         </div>
     </div>
+    
+    @if (CurrentUser.IsAdmin())
+    {
+        <hr/>
+        <div class="nav-item px-3">
+            <div @onclick="NavLinkClickedAsync">
+                <NavLink class="nav-link" href="done" Match="NavLinkMatch.All">
+                    <span class="fas fa-user-shield mr-2" aria-hidden="true" style="font-size: 1.4em;"></span> Alle (Admin)
+                </NavLink>
+            </div>
+        </div>
+    }
 
     <hr/>
 
     @if (CurrentUser.IsAdmin())
     {
-        <div class="nav-item px-3">
+        <div class="nav-item px-3 pb-0">
             <div @onclick="NavLinkClickedAsync">
                 <NavLink class="nav-link" href="users" Match="NavLinkMatch.All">
                     <span class="fas fa-users mr-2" aria-hidden="true" style="font-size: 1.4em;"></span> Benutzer
@@ -45,14 +57,6 @@
         </div>
     }
 
-    <div class="nav-item px-3">
-        <div @onclick="NavLinkClickedAsync">
-            <NavLink class="nav-link" href="profile" Match="NavLinkMatch.All">
-                <span class="fas fa-user mr-2" aria-hidden="true" style="font-size: 1.4em;"></span> Profil
-            </NavLink>
-        </div>
-    </div>
-
     <div class="nav-item px-3">
         <div @onclick="NavLinkClickedAsync">
             <NavLink class="nav-link" href="audit" Match="NavLinkMatch.All">
@@ -61,6 +65,16 @@
         </div>
     </div>
 
+    <div class="flex-grow-1"></div>
+    
+    <div class="nav-item px-3">
+        <div @onclick="NavLinkClickedAsync">
+            <NavLink class="nav-link" href="profile" Match="NavLinkMatch.All">
+                <span class="fas fa-user mr-2" aria-hidden="true" style="font-size: 1.4em;"></span> Mein Profil
+            </NavLink>
+        </div>
+    </div>
+    
     <div class="nav-item px-3">
         <div @onclick="NavLinkClickedAsync">
             <NavLink class="nav-link" href="logout" Match="NavLinkMatch.All">
@@ -68,4 +82,6 @@
             </NavLink>
         </div>
     </div>
+    
+    <div class="pb-1 text-center small">@($"v{Version ?? "0"}")</div>
 </nav>
\ No newline at end of file
diff --git a/FoodsharingSiegen.Server/Shared/NavMenu.razor.cs b/FoodsharingSiegen.Server/Shared/NavMenu.razor.cs
index 293282a..547ef43 100644
--- a/FoodsharingSiegen.Server/Shared/NavMenu.razor.cs
+++ b/FoodsharingSiegen.Server/Shared/NavMenu.razor.cs
@@ -12,9 +12,6 @@ namespace FoodsharingSiegen.Server.Shared
     /// </summary>
     public partial class NavMenu
     {
-        [Inject]
-        private IJSRuntime JsRuntime { get; set; } = null!;
-        
         #region Dependencies
 
         [Inject]
@@ -23,6 +20,12 @@ namespace FoodsharingSiegen.Server.Shared
         [Inject]
         protected AuthService AuthService { get; set; } = null!;
 
+        [Inject]
+        private IWebHostEnvironment Env { get; set; } = null!;
+
+        [Inject]
+        private IJSRuntime JsRuntime { get; set; } = null!;
+
         #endregion
 
         #region Private Properties
@@ -32,6 +35,8 @@ namespace FoodsharingSiegen.Server.Shared
         /// </summary>
         private User CurrentUser => AuthService.User ?? new User();
 
+        private string? Version { get; set; }
+
         #endregion
 
         #region Protected Properties
@@ -50,14 +55,22 @@ namespace FoodsharingSiegen.Server.Shared
         protected override async Task OnInitializedAsync()
         {
             await AuthService.Initialize();
+
+            var filePath = Path.Combine(Env.WebRootPath, "buildinfo.txt");
+            if (File.Exists(filePath)) Version = await File.ReadAllTextAsync(filePath);
+
             await base.OnInitializedAsync();
         }
 
         #endregion
 
+        #region Private Method NavLinkClickedAsync
+
         private async Task NavLinkClickedAsync()
         {
             await JsRuntime.InvokeVoidAsync("eval", "document.getElementById('menu-toggler').checked=false;");
         }
+
+        #endregion
     }
 }
\ No newline at end of file
diff --git a/FoodsharingSiegen.Shared/Helper/FilterHelper.cs b/FoodsharingSiegen.Shared/Helper/FilterHelper.cs
new file mode 100644
index 0000000..22c57a0
--- /dev/null
+++ b/FoodsharingSiegen.Shared/Helper/FilterHelper.cs
@@ -0,0 +1,42 @@
+using FoodsharingSiegen.Contracts.Entity;
+using FoodsharingSiegen.Contracts.Model;
+
+namespace FoodsharingSiegen.Shared.Helper
+{
+    public static class FilterHelper
+    {
+        #region Public Method ApplyFilter
+
+        /// <summary>
+        ///     Filters the given prospect list based on the provided filter criteria.
+        /// </summary>
+        /// <param name="prospectList">
+        ///     The list of prospects to be filtered. Can be null.
+        /// </param>
+        /// <param name="filter">
+        ///     The filter criteria used to narrow down the prospect list.
+        /// </param>
+        /// <returns>
+        ///     A filtered list of prospects that meet the criteria specified in the filter.
+        /// </returns>
+        public static List<Prospect> ApplyFilter(this List<Prospect>? prospectList, ProspectFilter filter)
+        {
+            if (prospectList == null) return [];
+
+            var filterListQ = prospectList.AsQueryable();
+            if (!string.IsNullOrWhiteSpace(filter.Text))
+                filterListQ = filterListQ
+                    .Where(x =>
+                        x.Name.Contains(filter.Text, StringComparison.OrdinalIgnoreCase) ||
+                        (!string.IsNullOrWhiteSpace(x.Memo) && x.Memo.Contains(filter.Text, StringComparison.OrdinalIgnoreCase) == true) ||
+                        x.FsId.ToString().Contains(filter.Text, StringComparison.OrdinalIgnoreCase)).AsQueryable();
+
+            if (filter.WithoutStepInBriefing)
+                filterListQ = filterListQ.Where(x => x.Interactions.All(i => i.Type != InteractionType.StepInBriefing));
+
+            return filterListQ.ToList();
+        }
+
+        #endregion
+    }
+}
\ No newline at end of file