Initial switch to pnpm

package.json

@@ -4,7 +4,6 @@
     "description": "Enhances Discord by adding functionality and themes.",
     "main": "src/index.js",
     "scripts": {
-        "install": "cd injector && npm install && cd ../renderer && npm install",
         "build": "npm run build-injector && npm run build-renderer",
         "build-prod": "npm run build-prod --prefix injector && npm run build-prod --prefix renderer",
         "build-injector": "npm run build --prefix injector",
@@ -20,7 +19,12 @@
         "asar": "^3.0.3",
         "eslint": "^7.12.0",
         "eslint-plugin-react": "^7.21.5",
-        "jsdoc": "^3.6.11",
-        "mocha": "^10.0.0"
+        "mocha": "^10.0.0",
+        "webpack": "^5.73.0",
+        "webpack-cli": "^4.10.0"
+    },
+    "engines": {
+        "node": ">=14",
+        "pnpm": ">=7"
     }
 }