manifest.json

{
    "manifest_version": 3,
    "name": "Lotus - Site Blocker",
    "description": "Blocks websites to help you focus.",
    "version": "1.0",
    "icons": {
      "16": "images/icon-16.png",
      "32": "images/icon-32.png",
      "48": "images/icon-48.png",
      "128": "images/icon-128.png"
    }, 
    "action": {    
        "default_popup": "popup.html"
    }, 
    "permissions": [
        "activeTab","storage"
    ], 
    "optional_host_permissions":[
        "https://*/*", 
        "http://*/*" 
    ],
    "web_accessible_resources": [ 
        {
            "resources": ["images/logo.png"], 
            "matches": ["<all_urls>"]
        }
    ],
    "content_scripts": [
        {
          "matches": ["<all_urls>"],
          "js": ["content.js"], 
          "run_at": "document_start"
        }
    ], 
    "content_security_policy": {
        "extension_pages": "script-src 'self'; object-src 'self';", 
        "sandbox": "sandbox allow-scripts allow-forms allow-popups allow-modals; script-src 'self' 'unsafe-inline' 'unsafe-eval'; child-src 'self';"
    }
}