feat: add configurable timeouts for mail send

[younocode]

No description provided.

[Copilot]

Pull Request Overview

This PR adds configurable timeout settings for mail sending operations in the NestJS backend. It introduces timeout configurations for connection, greeting, and DNS operations to improve reliability and control over mail transport behavior.

• Added three timeout configurations (connection, greeting, DNS) to the mail configuration
• Updated the mail transporter creation to include timeout settings from configuration
• Added proper default values and documentation reference for timeout options

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 2 comments.

File	Description
apps/nestjs-backend/src/configs/mail.config.ts	Adds timeout configuration properties with environment variable support and default values
apps/nestjs-backend/src/features/mail-sender/mail-sender.service.ts	Updates transporter creation to include timeout settings from configuration

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[coveralls]

Pull Request Test Coverage Report for Build 18674426761

Details

• 11 of 11 (100.0%) changed or added relevant lines in 2 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.007%) to 75.089%

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Totals
Change from base Build 18672950046:	0.007%
Covered Lines:	50197
Relevant Lines:	66850

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💛 - Coveralls