Examine source code of Proton Pass

{
  "name": "Proton Pass: Free Password Manager",
  "description": "Free and fully encrypted password manager to keep your logins and passwords safe.",
  "version": "1.37.2",
  "manifest_version": 3,
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self'"
  },
  "content_scripts": [
    {
      "matches": [
        "https://*/*",
        "http://*/*"
      ],
      "js": [
        "orchestrator.js"
      ],
      "all_frames": true,
      "run_at": "document_end"
    },
    {
      "matches": [
        "https://account.proton.me/*",
        "https://pass.proton.me/*"
      ],
      "js": [
        "external.js"
      ],
      "all_frames": false,
      "run_at": "document_end"
    },
    {
      "matches": [
        "https://*/*",
        "http://*/*"
      ],
      "exclude_matches": [
        "https://pass.proton.me/*",
        "https://pass.proton.dev/*",
        "https://pass.proton.black/*",
        "https://pass.proton.pink/*",
        "https://pass.protontech.ch/*"
      ],
      "js": [
        "webauthn.js"
      ],
      "all_frames": false,
      "run_at": "document_start",
      "world": "MAIN"
    }
  ],
  "permissions": [
    "activeTab",
    "alarms",
    "scripting",
    "storage",
    "unlimitedStorage",
    "webNavigation",
    "webRequest",
    "webRequestBlocking"
  ],
  "optional_permissions": [
    "privacy",
    "webRequestAuthProvider",
    "clipboardRead",
    "clipboardWrite",
    "nativeMessaging"
  ],
  "host_permissions": [
    "https://*/*",
    "http://*/*"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "/assets/protonpass-icon-16.png",
      "32": "/assets/protonpass-icon-32.png",
      "48": "/assets/protonpass-icon-48.png",
      "128": "/assets/protonpass-icon-128.png"
    }
  },
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Ctrl+Shift+Y"
      },
      "description": "Open Proton Pass"
    },
    "open-larger-window": {
      "suggested_key": {
        "default": "Ctrl+Shift+L"
      },
      "description": "Open Proton Pass in a larger window"
    }
  },
  "icons": {
    "16": "/assets/protonpass-icon-16.png",
    "32": "/assets/protonpass-icon-32.png",
    "48": "/assets/protonpass-icon-48.png",
    "128": "/assets/protonpass-icon-128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "dropdown.html",
        "notification.html",
        "elements.js",
        "assets/*.csv",
        "assets/*.png",
        "assets/*.svg",
        "assets/*.woff",
        "assets/*.woff2"
      ],
      "matches": [
        "https://*/*",
        "http://*/*"
      ]
    },
    {
      "resources": [
        "*.wasm"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "78272b6fa58f4a1abaac99321d503a20@proton.me",
      "strict_min_version": "109.0"
    }
  }
}