Examine source code of bluesky-shortcuts

{
  "name": "bluesky-shortcuts",
  "author": "Matt Buresh",
  "homepage_url": "https://github.com/mattburesh/bluesky-shortcuts",
  "description": "Adds keyboard shortcuts to bsky.app",
  "icons": {
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "https://bsky.app/*"
      ],
      "js": [
        "main.js"
      ]
    }
  ],
  "content_security_policy": "script-src 'self'; object-src 'self'",
  "manifest_version": 2,
  "version": "1.10.0",
  "browser_specific_settings": {
    "gecko": {
      "id": "{1ec7a3ae-4e05-47e8-bda8-4fd4873a8e26}"
    }
  }
}