Examine source code of FRED - AI Email Safety Assistant for Gmail

{
  "manifest_version": 2,
  "name": "Fred — AI Email Safety Assistant",
  "description": "AI assistant that reads your emails and explains suspicious messages in plain English.",
  "version": "2026.7.16",
  "short_name": "Fred",
  "icons": {
    "16": "fred-16.png",
    "48": "fred-48.png",
    "128": "fred-128.png"
  },
  "author": "info@whiteboardworks.com",
  "permissions": [
    "activeTab",
    "scripting",
    "storage",
    "tabs",
    "*://mail.google.com/*",
    "*://outlook.live.com/*",
    "*://outlook.office.com/*",
    "*://outlook.office365.com/*",
    "*://mail.yahoo.com/*",
    "*://fredsecurity.com/*",
    "*://www.fredsecurity.com/*",
    "https://*.workers.dev/*"
  ],
  "content_security_policy": "script-src 'self'; connect-src 'self' https://*.workers.dev; object-src 'self'",
  "web_accessible_resources": [
    "fred-48.png",
    "sgreen.png",
    "syellow.png",
    "sred.png"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "fred@whiteboardworks.com",
      "strict_min_version": "128.0",
      "data_collection_permissions": {
        "required": [
          "personalCommunications",
          "websiteContent"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_title": "Fred — AI Email Safety Assistant",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "*://fredsecurity.com/*",
        "*://www.fredsecurity.com/*"
      ],
      "run_at": "document_idle",
      "js": [
        "content-scripts/activate.js"
      ]
    },
    {
      "matches": [
        "*://mail.google.com/*"
      ],
      "run_at": "document_idle",
      "js": [
        "content-scripts/gmail.js"
      ]
    },
    {
      "matches": [
        "*://outlook.live.com/*",
        "*://outlook.office.com/*",
        "*://outlook.office365.com/*"
      ],
      "run_at": "document_idle",
      "js": [
        "content-scripts/outlook.js"
      ]
    },
    {
      "matches": [
        "*://mail.yahoo.com/*"
      ],
      "run_at": "document_idle",
      "js": [
        "content-scripts/yahoo.js"
      ]
    }
  ]
}