Slack Voice Messages

manifest.json

{
  "name": "Voice Messages for Slack",
  "version": "1.1.0",
  "description": "Record voice messages and send them in Slack",
  "manifest_version": 2,
  "icons": {
    "32": "assets/logo32.png",
    "48": "assets/logo48.png",
    "128": "assets/logo128.png"
  },
  "permissions": [
    "*://*.slack.com/"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://*.slack.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ]
}