Add Sentry (#19)

* add sentry

* add sentry

* better log web3proxy

* Add managing and worker on sentry

* better log web3proxy

src/Managing.Api/Middleware/SentryDiagnosticsMiddleware.cs

@@ -0,0 +1,90 @@
+using Sentry;
+using System.Text;
+
+namespace Managing.Api.Middleware
+{
+    public class SentryDiagnosticsMiddleware
+    {
+        private readonly RequestDelegate _next;
+        private readonly ILogger<SentryDiagnosticsMiddleware> _logger;
+
+        public SentryDiagnosticsMiddleware(RequestDelegate next, ILogger<SentryDiagnosticsMiddleware> logger)
+        {
+            _next = next;
+            _logger = logger;
+        }
+
+        public async Task InvokeAsync(HttpContext context)
+        {
+            // Only activate for the /api/sentry-diagnostics endpoint
+            if (context.Request.Path.StartsWithSegments("/api/sentry-diagnostics"))
+            {
+                await HandleDiagnosticsRequest(context);
+                return;
+            }
+
+            await _next(context);
+        }
+
+        private async Task HandleDiagnosticsRequest(HttpContext context)
+        {
+            var response = new StringBuilder();
+            response.AppendLine("Sentry Diagnostics Report");
+            response.AppendLine("========================");
+            response.AppendLine($"Timestamp: {DateTime.Now}");
+            response.AppendLine();
+
+            // Check if Sentry is initialized
+            response.AppendLine("## Sentry SDK Status");
+            response.AppendLine($"Sentry Enabled: {SentrySdk.IsEnabled}");
+            response.AppendLine($"Application Environment: {Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT")}");
+            response.AppendLine();
+            
+            // Send a test event
+            response.AppendLine("## Test Event");
+            try
+            {
+                var id = SentrySdk.CaptureMessage($"Diagnostics test from {context.Request.Host} at {DateTime.Now}", SentryLevel.Info);
+                response.AppendLine($"Test Event ID: {id}");
+                response.AppendLine("Test event was sent to Sentry. Check your Sentry dashboard to confirm it was received.");
+                
+                // Try to send an exception too
+                try
+                {
+                    throw new Exception("Test exception from diagnostics middleware");
+                }
+                catch (Exception ex)
+                {
+                    var exceptionId = SentrySdk.CaptureException(ex);
+                    response.AppendLine($"Test Exception ID: {exceptionId}");
+                }
+            }
+            catch (Exception ex)
+            {
+                response.AppendLine($"Error sending test event: {ex.Message}");
+                response.AppendLine(ex.StackTrace);
+            }
+
+            response.AppendLine();
+            response.AppendLine("## Connectivity Check");
+            response.AppendLine("If events are not appearing in Sentry, check the following:");
+            response.AppendLine("1. Verify your DSN is correct in appsettings.json");
+            response.AppendLine("2. Ensure your network allows outbound HTTPS connections to sentry.apps.managing.live");
+            response.AppendLine("3. Check Sentry server logs for any ingestion issues");
+            response.AppendLine("4. Verify your Sentry project is correctly configured to receive events");
+            
+            // Return the diagnostic information
+            context.Response.ContentType = "text/plain";
+            await context.Response.WriteAsync(response.ToString());
+        }
+    }
+
+    // Extension method used to add the middleware to the HTTP request pipeline.
+    public static class SentryDiagnosticsMiddlewareExtensions
+    {
+        public static IApplicationBuilder UseSentryDiagnostics(this IApplicationBuilder builder)
+        {
+            return builder.UseMiddleware<SentryDiagnosticsMiddleware>();
+        }
+    }
+}