Add launch.json

Author: pmuens

.vscode/launch.json

@@ -0,0 +1,21 @@
+{
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "name": "Debug CLI",
+      "type": "go",
+      "request": "launch",
+      "mode": "auto",
+      "args": [],
+      "program": "${workspaceFolder}/cmd/cli"
+    },
+    // See: https://stackoverflow.com/a/43233176
+    {
+      "name": "Debug Test",
+      "type": "go",
+      "request": "launch",
+      "mode": "test",
+      "program": "${relativeFileDirname}"
+    }
+  ]
+}