manifest.json

{
    "name": "LinkedInConnector",
    "version": "0.0.1",
    "description": "Send connection request to all in the page",
    "permissions": ["activeTab", "tabs"],
    "host_permissions": ["https://www.linkedin.com/search/results/people/*"],
    "background": {
      "service_worker": "background.js"
    },
    "content_scripts": [
      {
        "matches": ["https://www.linkedin.com/search/results/people/*"],
        "js": ["contentScript.js"]
      }
    ],
    "web_accessible_resources": [
      {
        "resources": [
          "assets/bookmark.png",
          "assets/play.png",  
          "assets/delete.png",
          "assets/save.png",
          "assets/global-network.png"
        ],
        "matches": ["https://www.linkedin.com/*"]
      }
    ],
    "action": {
      "default_icon": {
        "16": "assets/global-network.png",
        "24": "assets/global-network.png",
        "32": "assets/global-network.png"
      },
      "default_title": "LinkedInConnector",
      "default_popup": "popup.html"
    },
    "manifest_version": 3
}