Update package.json scripts and add codecount.svg resource

Author: KebanFiru

package.json

@@ -79,10 +79,9 @@
     }
   },
   "scripts": {
-    "vscode:prepublish": "pnpm run compile",
     "compile": "tsc -p ./",
     "watch": "tsc -watch -p ./",
-    "pretest": "pnpm run compile && pnpm run lint",
+    "pretest": "npm run compile && npm run lint",
     "lint": "eslint src",
     "test": "vscode-test"
   },