messenger downloader: download fb messages

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "description": "Download your messenger conversations in 1 click",
  "version": "1.0.5",
  "manifest_version": 3,
  "name": "messenger downloader: download fb messages",
  "options_page": "options.html",
  "author": "Colin Cazabet",
  "action": {
    "default_popup": "popup.html",
    "default_icon": "icon-34.png"
  },
  "icons": {
    "128": "icon-128.png"
  },
  "content_scripts": [
    {
      "run_at": "document_idle",
      "matches": [
        "https://www.messenger.com/*"
      ],
      "js": [
        "contentScript.bundle.js"
      ],
      "css": [
        "content.styles.css"
      ]
    }
  ],
  "devtools_page": "devtools.html",
  "web_accessible_resources": [
    {
      "resources": [
        "content.styles.css",
        "icon-128.png",
        "icon-34.png"
      ],
      "matches": []
    }
  ]
}