Add Sentry (#19)

* add sentry

* add sentry

* better log web3proxy

* Add managing and worker on sentry

* better log web3proxy

src/Managing.Api/Controllers/SentryTestController.cs

@@ -0,0 +1,74 @@
+using Microsoft.AspNetCore.Mvc;
+using Sentry;
+using System;
+
+namespace Managing.Api.Controllers
+{
+    [ApiController]
+    [Route("api/[controller]")]
+    public class SentryTestController : ControllerBase
+    {
+        private readonly ILogger<SentryTestController> _logger;
+
+        public SentryTestController(ILogger<SentryTestController> logger)
+        {
+            _logger = logger;
+        }
+
+        [HttpGet("test-exception")]
+        public IActionResult TestException()
+        {
+            try
+            {
+                throw new Exception($"Test exception from SentryTestController - {DateTime.Now}");
+            }
+            catch (Exception ex)
+            {
+                // Add breadcrumbs for context
+                SentrySdk.AddBreadcrumb("About to capture test exception", "test");
+                
+                // Add context to the error
+                SentrySdk.ConfigureScope(scope =>
+                {
+                    scope.SetTag("test_type", "manual_exception");
+                    scope.SetExtra("timestamp", DateTime.Now);
+                });
+                
+                // Log to both Serilog and Sentry
+                _logger.LogError(ex, "Test exception captured in SentryTestController");
+                
+                // Explicitly capture exception
+                SentrySdk.CaptureException(ex);
+                
+                return Ok(new 
+                { 
+                    message = "Exception manually captured and sent to Sentry",
+                    exceptionMessage = ex.Message,
+                    timestamp = DateTime.Now
+                });
+            }
+        }
+
+        [HttpGet("throw-exception")]
+        public IActionResult ThrowException()
+        {
+            _logger.LogInformation("About to throw an uncaught exception");
+            
+            // This should be automatically captured by Sentry middleware
+            throw new InvalidOperationException($"Uncaught exception from ThrowException endpoint - {DateTime.Now}");
+        }
+
+        [HttpGet("test-message")]
+        public IActionResult TestMessage()
+        {
+            // Send a simple message to Sentry
+            SentrySdk.CaptureMessage("Test message from Managing API", SentryLevel.Info);
+            
+            return Ok(new 
+            { 
+                message = "Test message sent to Sentry",
+                timestamp = DateTime.Now
+            });
+        }
+    }
+}