Add launch.json

Author: chenzhiguo

.vscode/launch.json

@@ -0,0 +1,16 @@
+{
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Launch Main",
+            "type": "go",
+            "request": "launch",
+            "mode": "auto",
+            "program": "${workspaceFolder}/main.go", 
+            "args": [
+                "--match-label=k3=v3;k4=v4;",
+                "--listen=:8443"
+            ]
+        }
+    ]
+}