Added health options.

src/Squidex.Infrastructure/Diagnostics/HealthCheckResult.cs

@@ -11,15 +11,15 @@ namespace Squidex.Infrastructure.Diagnostics
 {
     public sealed class HealthCheckResult
     {
-        public bool IsValid { get; }
+        public bool IsHealthy { get; }
 
         public string Description { get; }
 
         public Dictionary<string, object> Data { get; }
 
-        public HealthCheckResult(bool isValid, string description = null, Dictionary<string, object> data = null)
+        public HealthCheckResult(bool isHealthy, string description = null, Dictionary<string, object> data = null)
         {
-            IsValid = isValid;
+            IsHealthy = isHealthy;
             Data = data;
             Description = description;
         }

src/Squidex/Pipeline/Diagnostics/HealthCheckMiddleware.cs

@@ -43,7 +43,7 @@ namespace Squidex.Pipeline.Diagnostics
                 context.Response.StatusCode = 200;
                 context.Response.Headers.Add("content-type", "application/json");
 
-                if (checks.Any(x => !x.Result.IsValid))
+                if (checks.Any(x => !x.Result.IsHealthy))
                 {
                     context.Response.StatusCode = 503;
                 }

src/Squidex/appsettings.json

@@ -49,6 +49,15 @@
     }
   },
 
+  "healthz": {
+    "gc": {
+      /*
+       * The maximum number of megabyte that the process can consume until it is marked as not healthy.
+       */
+      "threshold": 4096
+    }
+  },
+
   "contentsController": {
     /*
      * Enable surrogate keys as headers.