add webpack alias for vscode

Author: musnow

jsconfig.json

@@ -0,0 +1,11 @@
+{
+  "compilerOptions": {
+    "target": "es6",
+    "baseUrl": ".",
+    "paths": {
+      "@/*": ["src/*"]
+    }
+  },
+  "exclude": ["node_modules", "dist"],
+  "include": ["src/**/*"]
+}