interpolate non-string values

[purplecabbage]

Description

This pull request adds on to @hparra 's pr His commits are in this pr, with the addition of replacing env keys in array inputs.

Related Issue

100

Motivation and Context

How Has This Been Tested?

Screenshots (if appropriate):

Types of changes

• [x] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [x] I have signed the Adobe Open Source CLA.
• [x] My code follows the code style of this project.
• [ ] My change requires a change to the documentation.
• [x] I have updated the documentation accordingly.
• [x] I have read the CONTRIBUTING document.
• [x] I have added tests to cover my changes.
• [x] All new and existing tests passed.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 100.00%. Comparing base (6d19970) to head (d4d551e). Report is 1 commits behind head on main.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #104 +/- ## ========================================= Coverage 100.00% 100.00% ========================================= Files 6 6 Lines 562 567 +5 Branches 122 125 +3 ========================================= + Hits 562 567 +5 ```

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