Examine source code of PhotOSINT

{
  "name": "PhotOSINT",
  "version": "0.4",
  "description": "OSINT tool for images. Scans page for images with EXIF metadata, while browsing. Also has context menu options for images.",
  "manifest_version": 2,
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "tabs",
    "contextMenus"
  ],
  "host_permissions": [
    "https://*/*",
    "http://*/*"
  ],
  "options_page": "",
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "src/libs/exif.js",
        "src/libs/enter-view.min.js",
        "content.js"
      ],
      "css": [
        "src/styles/content.css"
      ]
    }
  ],
  "browser_action": {
    "default_icon": {
      "128": "src/icons/icon_128.png"
    },
    "default_popup": "popup.html"
  },
  "icons": {
    "16": "src/icons/icon_16.png",
    "24": "src/icons/icon_24.png",
    "32": "src/icons/icon_32.png",
    "64": "src/icons/icon_64.png",
    "128": "src/icons/icon_128.png"
  },
  "content_security_policy": "script-src 'self'; object-src 'self'; img-src * data: blob: 'unsafe-inline'; default-src * data: blob: 'unsafe-inline' 'unsafe-eval'; connect-src * data: blob: 'unsafe-inline';",
  "browser_specific_settings": {
    "gecko": {
      "id": "{edd47046-ad91-4b44-bd70-aaa3b0993563}"
    }
  }
}