Added build preLaunchTask for debug configuration

.vscode/launch.json

@@ -3,8 +3,7 @@
     // Hover to view descriptions of existing attributes.
     // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
     "version": "0.2.0",
-    "configurations": [
-
+    "configurations": [        
         {
             "type": "node",
             "request": "launch",
@@ -14,6 +13,7 @@
             "outFiles": [
                 "../dist/**/*.js"
             ],
+            "preLaunchTask": "build",
             "protocol": "inspector"
         }
     ]

.vscode/tasks.json

@@ -0,0 +1,15 @@
+{
+    // See https://go.microsoft.com/fwlink/?LinkId=733558
+    // for the documentation about the tasks.json format
+    "version": "0.1.0",
+    "command": "npm",
+    "isShellCommand": true,
+    "showOutput": "always",
+    "suppressTaskName": true,
+    "tasks": [
+        {
+            "taskName": "build",
+            "args": ["run", "build"]
+        }
+    ]
+}