Slack Toggle Sidebar

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Slack Toggle Sidebar",
  "version": "4.1.0",
  "manifest_version": 2,
  "short_name": "slack-toggle-sidebar",
  "description": "Toggle show or hide Slack's channel sidebar",
  "icons": {
    "128": "icon/128.png"
  },
  "permissions": [
    "https://*.slack.com/*"
  ],
  "content_scripts": [
    {
      "run_at": "document_end",
      "matches": [
        "https://*.slack.com/*"
      ],
      "js": [
        "js/content_script.js"
      ],
      "css": [
        "css/app.css"
      ]
    }
  ],
  "web_accessible_resources": [
    "css/app.css"
  ],
  "background": {
    "persistent": true,
    "scripts": [
      "js/background.js"
    ]
  },
  "commands": {
    "toggle-slack-sidebar": {
      "description": "Toggle show or hide Slack's channel sidebar",
      "suggested_key": {
        "default": "Ctrl+Shift+S",
        "mac": "MacCtrl+Shift+S"
      }
    }
  }
}