Restore HealthReportSerializer, but use the shared HealthReportConverter

Author: smokedlinq

Extensions.Microsoft.Diagnostics.HealthChecks.ApplicationInsights/src/HealthReportSerializer.cs

@@ -0,0 +1,34 @@
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+namespace Microsoft.Extensions.Diagnostics.HealthChecks.ApplicationInsights;
+
+public static class HealthReportSerializer
+{
+    private static readonly JsonSerializerOptions __options = CreateJsonSerializerOptions();
+
+    private static JsonSerializerOptions CreateJsonSerializerOptions()
+    {
+        var options = new JsonSerializerOptions
+        {
+            DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull,
+            PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
+            PropertyNameCaseInsensitive = true,
+            MaxDepth = 100
+        };
+
+        options.Converters.Add(new JsonStringEnumConverter());
+        options.Converters.Add(new HealthReportConverter());
+
+        return options;
+    }
+
+    public static string Serialize(HealthReport report)
+        => JsonSerializer.Serialize(report, __options);
+
+    public static Task SerializeAsync(HealthReport report, Stream stream, CancellationToken cancellationToken = default)
+        => JsonSerializer.SerializeAsync(stream, report, __options, cancellationToken);
+
+    public static HealthReport Deserialize(string json)
+        => JsonSerializer.Deserialize<HealthReport>(json, __options)!;
+}