#127 Bugfix: Email Preview Exposes HTML Tags

[EvanParish]

Description

This PR fixes the bug with email previews exposing html tags when they include personalizations.

issue #127

Type of change

Please check the relevant option(s).

• Bug fix (non-breaking change which fixes an issue)
• Hotfix (quick fix for an urgent bug or issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update
• Documentation changes only

How Has This Been Tested?

• Added unit tests
• All existing tests pass
• Deployed to Dev and verified fix in Portal
• Deployed to Dev and verified fix using preview endpoints

Using this email template:

We get this in preview mode now:

Sending the test email is also properly formatted:

Checklist

• I have assigned myself to this PR
• PR has an appropriate title: #9999 - What the thing does
• PR has a detailed description, including links to specific documentation
• I have added the appropriate labels to the PR.
• I did not remove any parts of the template, such as checkboxes even if they are not used
• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to any documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works. Testing guidelines
• I have ensured the latest main is merged into my branch and all checks are green prior to review
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules
• The ticket is now moved into the DEV test column
• I have added a bullet for this work to the Engineering Key Wins slide for review

[kalbfled]

A new test! I hope you wrote the test before the implementation. 😉