chore(deps): update dependency nexmo to v2 (main)

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This PR contains the following updates:

Package	Type	Update	Change
nexmo	dependencies	major	^1.0.0-beta-7 → ^2.0.0

By merging this PR, the issue #17 will be automatically resolved and closed:

Severity	CVSS Score	Vulnerability	Reachability
High	7.5	CVE-2025-65945

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Release Notes

nexmo/nexmo-node (nexmo)

v2.0.0

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• FIXED: #​110 - check the statusCode on the response
• FIXED: #​114 - handle 429 HTTP status codes
• UPDATED: To allow errors to be programmatically useful the error callback objects has been updated to {statusCode: STATUS_CODE, body: JSON_BODY, headers: HEADERS}

v1.2.1

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v1.2.0

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• ADDED: Add File API to library. nexmo.files.get and nexmo.files.save.

v1.1.2

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• Fixed: Bug #​104 - Fix JSON parsing error

v1.1.1

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• UPDATED: Changed User Agent format to match other libraries
• FIXED: Bug #​88 - Undefined method when missing method declaration

v1.1.0

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• ADDED: nexmo.generateJwt to generate JWT based on instance credentials
• ADDED: Nexmo.generateJwt static function to generate JWT

v1.0.0

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• ADDED: applicationId and privateKey properties to first constructor parameter to support JWT generation.
• ADDED: options.logger to constructor 2nd parameter to allow adding customer logger.
• ADDED: options.appendToUserAgent to constructor 2nd paramater to append custom string to User-Agent header sent to Nexmo.
• ADDED: nexmo.calls adding support to create, get, update and delete calls.
• ADDED: nexmo.applications adding support to create, get, update and delete calls.
• ADDED: Functionality is now namespaced:
  • nexmo.message
  • nexmo.calls
  • nexmo.number
  • nexmo.verify
  • nexmo.numberInsight
  • nexmo.account
  • nexmo.voice - legacy voice functionality
• CHANGED: var Nexmo = require('nexmo'); returns a class definition which should be created using the new operator e.g. var nexmo = new Nexmo(args...);.
• REMOVED: var nexmo = require('nexmo'); no longer exposes singleton functions offered by "easynexmo".

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