Migration from SQLite to PostgreSQL

Server/Components/Pages/GamePage.razor

@@ -168,11 +168,11 @@
             return;
         }
 
-        var user = await UsersRepository.GetUserAsync(username.Value!);
+        var user = await UsersRepository.GetUserAsync(username.Value);
         if (user is null)
         {
-            user = new User { Username = username.Value! };
-            await UsersRepository.AddUserAsync(user);
+            user = new User { Username = username.Value, CreatedAt =DateTime.UtcNow};
+            user = await UsersRepository.AddUserAsync(user);
         }
 
         _user = user;

Server/Fracture.Server.csproj

@@ -12,15 +12,16 @@
     <_ContentIncludedByDefault Remove="wwwroot\css\items.css" />
   </ItemGroup>
   <ItemGroup>    
+    <PackageReference Include="Docker.DotNet" Version="3.125.15" />    
     <PackageReference Include="Markov" Version="2.0.0" />
     <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.0" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="9.0.0" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="9.0.0">
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="9.0.4" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="9.0.4">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="9.0.0" />
     <PackageReference Include="Microsoft.FeatureManagement" Version="4.0.0" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="9.0.4" />
     <PackageReference Include="OpenAI-DotNet" Version="8.4.1" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="7.0.0" />
     <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.Server" Version="9.0.0" />

Server/Modules/Database/DockerHealthCheck.cs

@@ -0,0 +1,68 @@
+using Docker.DotNet;
+using Docker.DotNet.Models;
+using Microsoft.Extensions.Diagnostics.HealthChecks;
+
+namespace Fracture.Server.Modules.Database;
+
+public class DockerHealthCheck : IHealthCheck
+{
+    private readonly DockerClient _dockerClient;
+
+    public DockerHealthCheck(DockerClient dockerClient)
+    {
+        _dockerClient = dockerClient;
+    }
+
+    public async Task<HealthCheckResult> CheckHealthAsync(
+        HealthCheckContext context,
+        CancellationToken cancellationToken = default
+    )
+    {
+        try
+        {
+            var containers = await _dockerClient.Containers.ListContainersAsync(
+                new ContainersListParameters()
+                {
+                    All = true,
+                    Filters = new Dictionary<string, IDictionary<string, bool>>
+                    {
+                        {
+                            "name",
+                            new Dictionary<string, bool> { { "fracturePostgres", true } }
+                        },
+                    },
+                },
+                cancellationToken
+            );
+
+            var container = containers.FirstOrDefault();
+            if (container == null)
+            {
+                return HealthCheckResult.Unhealthy("PostgreSQL container not found");
+            }
+
+            var containerInfo = await _dockerClient.Containers.InspectContainerAsync(
+                container.ID,
+                cancellationToken
+            );
+
+            return containerInfo.State.Health?.Status switch
+            {
+                "healthy" => HealthCheckResult.Healthy(),
+                "starting" => HealthCheckResult.Degraded("PostgreSQL container is starting"),
+                "unhealthy" => HealthCheckResult.Unhealthy("PostgreSQL container is unhealthy"),
+                null when containerInfo.State.Running => HealthCheckResult.Healthy(
+                    "PostgreSQL container is running, no healthcheck"
+                ),
+                null => HealthCheckResult.Unhealthy("PostgreSQL container is not running"),
+                _ => HealthCheckResult.Unhealthy(
+                    $"Unknown status: {containerInfo.State.Health?.Status}"
+                ),
+            };
+        }
+        catch (Exception e)
+        {
+            return HealthCheckResult.Unhealthy("Failed to check Docker container", e);
+        }
+    }
+}