manifest.json

{
  "manifest_version": 3,
  "name": "Dino",
  "version": "1.0",
  "description": "A chrome extension to help people with dyslexia and color blindness access web pages with more ease.",
  "icons": { 
    "16": "assets/images/dino_16px.png",
    "48": "assets/images/dino_48px.png",
    "128": "assets/images/dino_128px.png" 
  },
  "action": {
    "default_popup": "popup.html"
  },
  "background.service_worker": {
    "scripts": ["background.js"]
  },
  "web_accessible_resources": [
    {
      "matches": ["<all_urls>"],
      "resources": ["assets/*"]
    }
  ],
  "content_scripts": [
    {
      "matches": ["*://*/*"],
      "all_frames": true,
      "js": ["webpage-assets/js/content.js", "mark.js"],
      "css": ["webpage-assets/css/styles.css"]
    }
  ],
  "permissions": ["tabs", "activeTab"],
  "host_permissions": ["http://*/*", "https://*/*"]
}