Retructured solution

LiteCharms.Features/HealthChecks/PostgresHealthCheck.cs

@@ -0,0 +1,26 @@
+namespace LiteCharms.Features.HealthChecks;
+
+public class PostgresHealthCheck(IConfiguration configuration) : IHealthCheck
+{
+    private readonly string connectionString = configuration.GetConnectionString("PostgresShop")!;
+
+    public async Task<HealthCheckResult> CheckHealthAsync(HealthCheckContext context, CancellationToken cancellationToken = default)
+    {
+        try
+        {
+            await using var dataSource = NpgsqlDataSource.Create(connectionString);
+            await using var connection = await dataSource.OpenConnectionAsync(cancellationToken);
+
+            await using var command = connection.CreateCommand();
+            command.CommandText = "SELECT 1";
+
+            await command.ExecuteScalarAsync(cancellationToken);
+
+            return HealthCheckResult.Healthy("PostgreSQL is responsive.");
+        }
+        catch (Exception ex)
+        {
+            return HealthCheckResult.Unhealthy("PostgreSQL is unreachable.", ex);
+        }
+    }
+}

LiteCharms.Features/HealthChecks/QuartzHealthCheck.cs

@@ -0,0 +1,23 @@
+namespace LiteCharms.Features.HealthChecks;
+
+public class QuartzHealthCheck(ISchedulerFactory schedulerFactory) : IHealthCheck
+{
+    public async Task<HealthCheckResult> CheckHealthAsync(HealthCheckContext context, CancellationToken cancellationToken = default)
+    {
+        try
+        {
+            var scheduler = await schedulerFactory.GetScheduler(cancellationToken);
+
+            if (!scheduler.IsStarted)
+                return HealthCheckResult.Unhealthy("Quartz scheduler is not running");
+
+            await scheduler.CheckExists(new JobKey(Guid.NewGuid().ToString()), cancellationToken);
+
+            return HealthCheckResult.Healthy("Quartz scheduler is ready");
+        }
+        catch (SchedulerException)
+        {
+            return HealthCheckResult.Unhealthy("Quartz scheduler cannot connect to the store");
+        }
+    }
+}