Examine source code of Share Alert

{
  "manifest_version": 3,
  "name": "Share Alert",
  "version": "1.2",
  "description": "Fast lookup of SEC EDGAR filings to check if a company issues new shares. Check S3 ATM, S1, shelf takedown, delisting and effect",
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "48": "icons/icon.png"
    }
  },
  "host_permissions": [
    "https://www.sec.gov/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.sec.gov/Archives/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "icons": {
    "48": "icons/tri_48.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{4f3d9e84-d839-4f34-a7d1-c3a7c5e7d5f5}",
      "strict_min_version": "109.0"
    }
  }
}