Examine source code of Just Paste My Password

{
  "manifest_version": 2,
  "name": "Just Paste My Password",
  "version": "0.0.4resigned1",
  "description": "Re-enables password pasting, when it is blocked by the web page.",
  "icons": {
    "48": "icons/icon-48.png"
  },
  "content_scripts": [
    {
      "run_at": "document_end",
      "matches": [
        "*://*.ikk-gesundplus.de/*"
      ],
      "js": [
        "assets/ikk-gesundplus.de/script.js"
      ]
    },
    {
      "run_at": "document_end",
      "matches": [
        "*://meine.ikk-classic.de/*"
      ],
      "js": [
        "assets/meine.ikk-classic.de/script.js"
      ]
    },
    {
      "run_at": "document_end",
      "matches": [
        "*://meine.ikk-suedwest.de/*"
      ],
      "js": [
        "assets/meine.ikk-suedwest.de/script.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{8d9888e9-c9c5-4773-b064-cec7b4d06aec}"
    }
  }
}