Improve conformance with DNS behavior

.vscode/tasks.json

@@ -0,0 +1,21 @@
+{
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "Build CoreDNS",
+            "type": "shell",
+            "command": "go generate && go build -gcflags='all=-N -l' -o coredns",
+            "options": {
+                "cwd": "${workspaceFolder}/../coredns",
+                "env": {
+                    "GOWORK": "${workspaceFolder}/../coredns/go.work"
+                }
+            },
+            "group": {
+                "kind": "build",
+                "isDefault": true
+            },
+            "problemMatcher": ["$go"]
+        }
+    ]
+}