minor: cleanup

.vscode/launch.json

@@ -1,16 +0,0 @@
-{
-  // Use IntelliSense to learn about possible attributes.
-  // Hover to view descriptions of existing attributes.
-  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
-  "version": "0.2.0",
-  "configurations": [
-    {
-      "type": "node",
-      "request": "launch",
-      "name": "Launch Program",
-      "skipFiles": ["<node_internals>/**"],
-      "program": "$${workspaceFolder}/**/*.ts",
-      "outFiles": ["${workspaceFolder}/**/*.js"]
-    }
-  ]
-}