Examine source code of Stopaganda Plus

{
  "manifest_version": 2,
  "name": "Stopaganda Plus",
  "version": "5.4.57",
  "applications": {
    "gecko": {
      "id": "stopaganda-reddit@erikgibbons.com"
    }
  },
  "description": "Applies decals to Facebook, Bluesky, Threads, Google, Reddit, DuckDuckGo, and individual media sources showing bias and acc data from mediabiasfactcheck.com",
  "icons": {
    "48": "icons/stopaganda-plus-48.png",
    "96": "icons/stopaganda-plus-96.png",
    "128": "icons/stopaganda-plus-96-128.png"
  },
  "browser_action": {
    "default_icon": "icons/stopaganda-plus-38.png",
    "default_popup": "options.html"
  },
  "web_accessible_resources": [
    "sources/sources.json"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://*.reddit.com/*"
      ],
      "js": [
        "stopaganda-r.js"
      ]
    },
    {
      "matches": [
        "*://*.facebook.com/*"
      ],
      "js": [
        "stopaganda-fb.js"
      ]
    },
    {
      "matches": [
        "*://*.google.com/*"
      ],
      "js": [
        "stopaganda-g.js"
      ]
    },
    {
      "matches": [
        "*://*.bsky.app/*"
      ],
      "js": [
        "stopaganda-bs.js"
      ]
    },
    {
      "matches": [
        "*://*.threads.net/*"
      ],
      "js": [
        "stopaganda-t.js"
      ]
    },
    {
      "matches": [
        "*://*.duckduckgo.com/*"
      ],
      "js": [
        "stopaganda-ddg.js"
      ]
    },
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "exclude_matches": [
        "*://*.reddit.com/*",
        "*://*.facebook.com/*",
        "*://*.google.com/*",
        "*://*.duckduckgo.com/*",
        "*://*.bsky.app/*",
        "*://*.threads.net/*"
      ],
      "js": [
        "stopaganda-other.js"
      ]
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "options_ui": {
    "page": "options.html"
  },
  "permissions": [
    "storage"
  ]
}