Examine source code of Force Paster

{
  "manifest_version": 3,
  "name": "Force Paster",
  "version": "2.5.5",
  "description": "This extension allows you to paste text into input fields in websites that have disabled pasting.",
  "icons": {
    "16": "icons/light/icon16.png",
    "32": "icons/light/icon32.png",
    "48": "icons/light/icon48.png",
    "128": "icons/light/icon128.png"
  },
  "content_scripts": [
    {
      "js": [
        "content.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "all_frames": true,
      "run_at": "document_end"
    }
  ],
  "background": {
    "scripts": [
      "service_worker.js"
    ],
    "type": "module"
  },
  "permissions": [
    "storage",
    "tabs",
    "contextMenus"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "author": "Pratyush Vashisht",
  "action": {
    "default_icon": {
      "16": "icons/light/icon16.png",
      "32": "icons/light/icon32.png",
      "48": "icons/light/icon48.png",
      "128": "icons/light/icon128.png"
    },
    "default_title": "Force the paste"
  },
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Alt+Shift+P",
        "mac": "Alt+Shift+P"
      },
      "description": "Toggle Force Paster on/off"
    }
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{8159730a-851d-4416-bd8b-5d6117192c1f}",
      "strict_min_version": "121.0"
    }
  }
}