Create script for making default admin account and add route to change user role

[lemilonkh]

• Adds script scripts/create-admin.ts.
  • You need to have the DEFAULT_ADMIN_EMAIL and DEFAULT_ADMIN_PROCESS env vars defined for it.
• Adds route /api/v0/auth/role to change a user's role. Can only be called by admin accounts.
  • Adds tests for it
  • Docs are here: https://github.com/Open-Earth-Foundation/CityCatalyst/wiki/CityCatalyst-Backend-API#post-apiv0authrole

[github-actions]

LCOV of commit 2780aaa during Push Web app to GHCR and deploy to EKS #831

Summary coverage rate:
  lines......: 62.2% (5786 of 9304 lines)
  functions..: 87.5% (258 of 295 functions)
  branches...: 89.2% (378 of 424 branches)

Files changed coverage rate: n/a

[codecov]

Codecov Report

Attention: Patch coverage is 97.74436% with 3 lines in your changes are missing coverage. Please review.

Project coverage is 61.72%. Comparing base (fda8341) to head (2780aaa).
Report is 91 commits behind head on develop.

❗ Current head 2780aaa differs from pull request most recent head 0a32216. Consider uploading reports for the commit 0a32216 to get more accurate results

Files	Patch %	Lines
app/src/app/api/v0/auth/role/route.ts	90.32%	3 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #368      +/-   ##
===========================================
+ Coverage    61.27%   61.72%   +0.45%     
===========================================
  Files           61       63       +2     
  Lines         9232     9304      +72     
  Branches        91       94       +3     
===========================================
+ Hits          5657     5743      +86     
+ Misses        3570     3556      -14     
  Partials         5        5              

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