Sayali: add user state indicator backend - controller, models, routes

[sayali-2308]

Description

Implements #4 (Priority Urgent)

Related PRS (if any):

Backend PR related to Frontend PR OneCommunityGlobal/HighestGoodNetworkApp#4899
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Main changes explained:

• Created src/controllers/userStateController.js — handles catalog CRUD and user selection
• Created src/models/userStateCatalog.js — catalog schema with key, label, color, order, isActive
• Created src/models/userStateSelection.js — user selection schema with userId and stateIndicators
• Created src/routes/userState.js — GET/POST/PUT/PATCH routes for catalog and selection
• Updated src/startup/routes.js — registered /api/userstate routes
• Seeded catalog with 5 default items
  …

How to test:

1. GET http://localhost:4500/api/userstate/catalog — should return 5 items
2. GET http://localhost:4500/api/userstate/selection/:userId — should return empty array
3. PUT http://localhost:4500/api/userstate/selection/:userId with selectedKeys array — should save
4. PATCH http://localhost:4500/api/userstate/catalog/:key with isActive false — should hide item

Screenshots or videos of changes:

Note:

Requires frontend PR OneCommunityGlobal/HighestGoodNetworkApp#4899 to be merged together

[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

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