Added sentry support

PdfService/ExceptionHandlerMiddleware.cs

@@ -0,0 +1,23 @@
+namespace PdfService;
+
+public class ExceptionHandlerMiddleware
+{
+    private readonly RequestDelegate _next;
+
+    public ExceptionHandlerMiddleware(RequestDelegate next)
+    {
+        _next = next;
+    }
+
+    public async Task InvokeAsync(HttpContext context)
+    {
+        try
+        {
+            await _next(context);
+        }
+        catch (Exception ex)
+        {
+            SentrySdk.CaptureException(ex);
+        }
+    }
+}