chore: Add VSC launch configuration

Author: michalsnik

.vscode/launch.json

@@ -0,0 +1,16 @@
+{
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "type": "node",
+      "request": "launch",
+      "name": "Start testing",
+      "program": "${workspaceFolder}/node_modules/.bin/mocha",
+      "args": [
+        "${file}",
+        "--watch"
+      ],
+      "console": "integratedTerminal"
+    }
+  ]
+}