Examine source code of OCR It

{
  "manifest_version": 3,
  "name": "OCR It",
  "version": "0.3.0",
  "description": "Pin a capture region once, then hit a hotkey on every page to OCR that exact spot. Runs fully offline.",
  "permissions": [
    "activeTab",
    "scripting",
    "storage",
    "unlimitedStorage",
    "tabs",
    "alarms"
  ],
  "optional_host_permissions": [
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "vendor/tesseract.min.js",
      "src/background.js"
    ],
    "type": "module"
  },
  "action": {
    "default_title": "OCR It",
    "default_popup": "src/popup/popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "commands": {
    "capture-region": {
      "suggested_key": {
        "default": "Alt+Shift+S",
        "mac": "Alt+Shift+S"
      },
      "description": "Capture the saved region and OCR it"
    },
    "set-region": {
      "suggested_key": {
        "default": "Alt+Shift+R",
        "mac": "Alt+Shift+R"
      },
      "description": "Draw / redraw the capture region"
    },
    "toggle-run": {
      "suggested_key": {
        "default": "Alt+Shift+A",
        "mac": "Alt+Shift+A"
      },
      "description": "Start / stop the automatic capture run"
    }
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self'"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "ocr-it@limascloud.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}