Fix Promise Tracker UI Breaking imports

[koechkevin]

Description

This PR Fixes issues with Promise Tracker which failed since migration from mui 4.

• Reverts Formik MUI to v4.0.0 which causes some breaks.
• Replaces undefined with null for serialization.
• Adds Promise Tracker builder to docker for easy testing
• Fixes failing import location for create theme.

Fixes # (issue)

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)

Screenshots

Checklist:

• 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 the documentation

[kilemensi]

What's the holdup on this @koechkevin ?

[koechkevin]

What's the holdup on this @koechkevin ?

@kilemensi I got pnpm dev working but ran into an issue with pnpm build

I need to have this updated to build like the other apps.

[koechkevin]

@CodeForAfrica/tech

[kilemensi]

🚀

---

I think the PR is getting too big to do a proper review so lets proceed. However, the chart on the homepage still doesn't render for me. If it's a known problem, add a separate issue to track and fix it.