Rate My Professor Helper

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Rate My Professor Helper",
  "description": "Display your college's professor ratings directly on your school's registration page.",
  "version": "1.2.2",
  "icons": {
    "16": "./assets/grad-cap-16.png",
    "32": "./assets/grad-cap-32.png",
    "48": "./assets/grad-cap-48.png",
    "128": "./assets/grad-cap-128.png"
  },
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "https://www.ratemyprofessors.com/*"
  ],
  "action": {
    "default_title": "Rate My Professor Helper",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "./assets/grad-cap-16.png",
      "32": "./assets/grad-cap-32.png",
      "48": "./assets/grad-cap-48.png",
      "128": "./assets/grad-cap-128.png"
    }
  },
  "background": {
    "service_worker": "background.js"
  },
  "content_scripts": [
    {
      "run_at": "document_idle",
      "matches": [
        "http://*.edu/*",
        "https://*.edu/*"
      ],
      "js": [
        "content.js"
      ],
      "css": [
        "main.css"
      ]
    }
  ]
}