Examine source code of Typewise - Text Expansion

{
  "manifest_version": 3,
  "name": "Typewise — Instant Text Expansion & Snippets",
  "version": "1.7.6",
  "description": "Type shortcuts to expand to full templates instantly. Local-first speed with Firebase sync.",
  "permissions": [
    "storage",
    "identity",
    "alarms"
  ],
  "host_permissions": [
    "https://identitytoolkit.googleapis.com/*",
    "https://securetoken.googleapis.com/*",
    "https://firestore.googleapis.com/*",
    "https://typewise-fbce3.firebaseapp.com/*",
    "https://typewise.xyz/*"
  ],
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "background": {
    "scripts": [
      "assets/background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "exclude_matches": [
        "*://*.paypal.com/*",
        "*://*.chase.com/*",
        "*://*.bankofamerica.com/*",
        "*://*.wellsfargo.com/*",
        "*://*.citi.com/*",
        "*://*.usbank.com/*",
        "*://*.capitalone.com/*",
        "*://*.discover.com/*"
      ],
      "js": [
        "assets/content.js"
      ],
      "run_at": "document_start",
      "all_frames": true
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "addon@typewise.xyz",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}