Добавьте файлы проекта.

SQLLinter/Infrastructure/Reporters/FileReporter.cs

@@ -0,0 +1,14 @@
+namespace SQLLinter.Infrastructure.Reporters;
+
+public class FileReporter : Reporter
+{
+    public virtual void SaveReport(string path)
+    {
+        File.WriteAllText(path, GetContent());
+    }
+
+    public virtual string GetContent()
+    {
+        return string.Join(Environment.NewLine, this.Violations);
+    }
+}