Poptionary - dynamic popup dictionary

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Poptionary - dynamic popup dictionary",
  "version": "2.5",
  "description": "A popup dictionary for quick dictionary lookups in various languages.",
  "manifest_version": 2,
  "icons": {
    "16": "img/floatingon16.png",
    "48": "img/floatingon48.png",
    "128": "img/floatingon128.png"
  },
  "browser_action": {
    "default_icon": {
      "16": "img/floatingon16.png"
    },
    "default_title": "Floating dictionary. Click to open menu",
    "default_popup": "./html/popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "js/contentScript.js",
        "js/dictionaries.js",
        "js/sharedJS.js"
      ],
      "exclude_matches": [
        "https://islex.arnastofnun.is/*",
        "https://bin.arnastofnun.is/*",
        "https://islenskordabok.arnastofnun.is/*",
        "https://naob.no/*",
        "https://ordbok.uib.no/*",
        "https://ordnet.dk/*",
        "https://sprotin.fo/*",
        "https://leo.org/*",
        "https://folkets-lexikon.csc.kth.se/*",
        "https://linguee.com/*",
        "https://glosbe.com/*"
      ]
    }
  ],
  "background": {
    "scripts": [
      "js/backgroundScirpt.js",
      "js/sharedJS.js"
    ],
    "persistent": false
  },
  "permissions": [
    "management",
    "activeTab",
    "storage"
  ],
  "commands": {
    "dictoinaryHotkey1": {
      "suggested_key": {
        "default": "Alt+B"
      },
      "description": "Send selection to first selected dictionary"
    },
    "dictoinaryHotkey2": {
      "suggested_key": {
        "default": "Alt+J"
      },
      "description": "Send selection to second selected dictionary"
    },
    "dictoinaryHotkey3": {
      "suggested_key": {
        "default": "Alt+I"
      },
      "description": "Send selection to third selected dictionary"
    },
    "dictoinaryHotkey4": {
      "suggested_key": {
        "default": "Alt+N"
      },
      "description": "Send selection to fourth selected dictionary"
    }
  }
}