Examine source code of SimpleStreamOverlay Bridge

{
  "manifest_version": 3,
  "name": "SimpleStreamOverlay Browser Bridge",
  "version": "1.0.117",
  "description": "Bridges YouTube, Twitch and Kick live chat and viewer counts to the SimpleStreamOverlay app.",
  "permissions": [
    "alarms",
    "tabs",
    "storage"
  ],
  "host_permissions": [
    "https://studio.youtube.com/*",
    "https://www.youtube.com/*",
    "https://dashboard.twitch.tv/*",
    "https://www.twitch.tv/*",
    "https://gql.twitch.tv/*",
    "http://127.0.0.1/*",
    "https://kick.com/*",
    "https://www.kick.com/*",
    "https://dashboard.kick.com/*",
    "https://yt3.ggpht.com/*",
    "https://*.ggpht.com/*",
    "https://static-cdn.jtvnw.net/*",
    "https://*.jtvnw.net/*",
    "https://cdn.7tv.app/*",
    "https://*.7tv.app/*",
    "https://cdn.betterttv.net/*",
    "https://cdn.frankerfacez.com/*",
    "https://*.kickcdn.com/*",
    "https://*.kick.com/*",
    "https://files.kick.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "service_worker": "background.js"
  },
  "content_scripts": [
    {
      "matches": [
        "https://kick.com/*",
        "https://www.kick.com/*",
        "https://dashboard.kick.com/*"
      ],
      "js": [
        "kick-page-hook.js"
      ],
      "run_at": "document_start",
      "all_frames": true,
      "world": "MAIN"
    },
    {
      "matches": [
        "https://studio.youtube.com/*",
        "https://www.youtube.com/*",
        "https://dashboard.twitch.tv/*",
        "https://www.twitch.tv/*",
        "https://kick.com/*",
        "https://www.kick.com/*",
        "https://dashboard.kick.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle",
      "all_frames": true
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "kick-page-hook.js"
      ],
      "matches": [
        "https://kick.com/*",
        "https://www.kick.com/*",
        "https://dashboard.kick.com/*"
      ]
    }
  ],
  "homepage_url": "https://simplestreamoverlay.com",
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'; connect-src 'self' ws://127.0.0.1:19876 http://127.0.0.1:19876 https:"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "browser-bridge@simplestreamoverlay.com",
      "data_collection_permissions": {
        "required": [
          "personalCommunications",
          "personallyIdentifyingInfo",
          "browsingActivity",
          "websiteContent"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      },
      "strict_min_version": "140.0"
    }
  }
}