Implemented a toml config ...

modified:   package.json
	modified:   src/app.js
	modified:   src/config/emailConfig.js
	new file:   src/config/loader.js
	modified:   src/constants/authConstants.js
	modified:   src/controllers/adminTokenController.js
	modified:   src/controllers/blogControllers.js
	modified:   src/controllers/rssFeedController.js
	modified:   src/controllers/sitemapControllers.js
	modified:   src/middleware/applyProductionSecurity.js
	modified:   src/middleware/authCheck.js
	modified:   src/middleware/baseContext.js
	modified:   src/middleware/index.js
	modified:   src/routes/index.js
	modified:   src/routes/pages.js
	modified:   src/services/tagsService.js
	modified:   src/utils/baseUrl.js
	modified:   src/utils/docsContext.js
	modified:   src/utils/env.js
	modified:   src/utils/logManager.js
	modified:   src/utils/logging/config.js
	modified:   src/utils/postFileUtils.js
	modified:   src/utils/sendContactMail.js
	modified:   src/utils/sendNewsletterSubscriptionMail.js
	modified:   src/utils/transporter.js
	modified:   src/utils/verifyHCaptcha.js
	modified:   yarn.lock

modified: package-lock.json ...

modified:   package.json
	new file:   src/config/emailConfig.js
	modified:   src/controllers/contactControllers.js
	modified:   src/utils/sendContactMail.js
	new file:   test/units/utils/sendContactMail/sanitizeInput.unit.test.js
	new file:   test/units/utils/sendContactMail/sendContactMail.unit.test.js
	modified:   yarn.lock