Added @ns tsconfig.js, used in snippet + example

.vscode/snippets.code-snippets

@@ -3,7 +3,7 @@
     "scope": "typescript",
     "prefix": "template",
     "body": [
-      "import { NS } from '../NetscriptDefinitions'",
+      "import { NS } from '@ns'",
       "",
       "export async function main(ns : NS) : Promise<void> {",
       "\t//",

src/watcher.ts

@@ -1,4 +1,4 @@
-import { NS, ProcessInfo } from '../NetscriptDefinitions'
+import { NS, ProcessInfo } from '@ns'
 
 export async function main(ns: NS): Promise<void> {
     const hashes: any = {}

tsconfig.json

@@ -1,7 +1,7 @@
 {
   "include": [
     "NetscriptDefinitions.d.ts",
-    "src/**/*",
+    "src/**/*", "foo.ts",
   ],
 
   "compilerOptions": {
@@ -19,7 +19,8 @@
     "baseUrl": "src/",
     "paths": {
       "/*.js": [ "*" ],
-      "*.js": [ "*" ]
+      "*.js": [ "*" ],
+      "@ns": ["../NetscriptDefinitions.d.ts"]
     }
   }
 }