Add initial support for user questions

[lkeegan]

• backend
  • add models/questions with UserQuestion and UserQuestionText
  • add /user-questions endpoint to get list of questions
  • add /admin/user-questions endpoints to create, update and delete questions
• admin frontend
  • add UserQuestions component to edit list of questions
  • only support text and select inputs for now
  • refactor admin frontend

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 16.96658% with 323 lines in your changes missing coverage. Please review.

Project coverage is 19.19%. Comparing base (2c27e50) to head (a230be2).

Files with missing lines	Patch %	Lines
frontend/src/lib/admin.ts	0.00%	92 Missing and 1 partial ⚠️
.../lib/components/Admin/EditUserQuestionModal.svelte	0.00%	74 Missing and 1 partial ⚠️
...tend/src/lib/components/Admin/UserQuestions.svelte	0.00%	40 Missing and 1 partial ⚠️
...ntend/src/lib/components/Admin/InputPreview.svelte	0.00%	18 Missing and 1 partial ⚠️
frontend/src/routes/admin/+page.svelte	0.00%	19 Missing ⚠️
mondey_backend/src/mondey_backend/routers/admin.py	44.11%	19 Missing ⚠️
frontend/src/lib/components/Admin/Languages.svelte	0.00%	12 Missing ⚠️
...nd/src/lib/components/Admin/MilestoneGroups.svelte	0.00%	12 Missing ⚠️
frontend/src/lib/components/Admin/AddButton.svelte	0.00%	7 Missing and 1 partial ⚠️
...ntend/src/lib/components/Admin/DeleteButton.svelte	0.00%	6 Missing and 1 partial ⚠️
... and 6 more

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #94      +/-   ##
==========================================
- Coverage   19.43%   19.19%   -0.24%     
==========================================
  Files          75       83       +8     
  Lines        3371     3725     +354     
  Branches      106      112       +6     
==========================================
+ Hits          655      715      +60     
- Misses       2663     2951     +288     
- Partials       53       59       +6     

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud