ALT-14: Implementar flujo de adopcion completo

[lapc506]

Summary

• Crea AdoptionsModule con listados y solicitudes de adopcion
• Entidades: AdoptionListing (spatial index, estado DRAFT->ACTIVE->ADOPTED), AdoptionApplication (unique per user+listing, max 3 activas)
• State machine: publicar, pausar, reactivar, cerrar (con cascada de rechazo)
• Aprobacion auto-cierra listado y rechaza otras solicitudes
• 4 nuevos NotificationType para adopciones, integrado con NotificationsModule
• 15 tests unitarios + 51 existentes = 66 total

Linear Issue

ALT-14

OpenSpec Change

openspec/changes/adoption-flow/ (BE-01 a BE-35)

Files Changed (21)

• 17 new: enums, entities, DTOs, services, resolvers, module, tests
• 4 modified: animal.entity.ts (new fields), app.module.ts, notification-type.enum.ts, package.json

Depends On

• PR ALT-15: Implementar push notifications con FCM #4 (ALT-15 Push Notifications)

Test plan

• Verificar npm run build compila sin errores
• Verificar 66 tests pasan (15 nuevos)
• Verificar listing state machine: DRAFT->ACTIVE->PAUSED->ADOPTED/WITHDRAWN
• Verificar max 1 application per user per listing
• Verificar max 3 active applications globally
• Verificar approve cascade: close listing + reject others
• Verificar push notifications en submit/approve/reject

Created by Claude Code on behalf of @lapc506

🤖 Generated with Claude Code

[linear]

ALT-14 Construir flujo de adopción: publicar, explorar, solicitar, evaluar, aprobar

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⚙️ Run configuration

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📥 Commits

Reviewing files that changed from the base of the PR and between 53c48af and 5f61173.

⛔ Files ignored due to path filters (1)

• apps/backend/package-lock.json is excluded by !**/package-lock.json

📒 Files selected for processing (37)

• apps/backend/.env.example
• apps/backend/package.json
• apps/backend/src/abuse-reports/abuse-reports.module.ts
• apps/backend/src/abuse-reports/abuse-reports.service.ts
• apps/backend/src/adoptions/adoption-applications.resolver.ts
• apps/backend/src/adoptions/adoption-applications.service.spec.ts
• apps/backend/src/adoptions/adoption-applications.service.ts
• apps/backend/src/adoptions/adoptions.module.ts
• apps/backend/src/adoptions/adoptions.resolver.ts
• apps/backend/src/adoptions/adoptions.service.spec.ts
• apps/backend/src/adoptions/adoptions.service.ts
• apps/backend/src/adoptions/dto/adoption-listing-filter.input.ts
• apps/backend/src/adoptions/dto/create-adoption-listing.input.ts
• apps/backend/src/adoptions/dto/submit-adoption-application.input.ts
• apps/backend/src/adoptions/dto/update-adoption-listing.input.ts
• apps/backend/src/adoptions/entities/adoption-application.entity.ts
• apps/backend/src/adoptions/entities/adoption-listing.entity.ts
• apps/backend/src/adoptions/enums/age-category.enum.ts
• apps/backend/src/adoptions/enums/animal-size.enum.ts
• apps/backend/src/adoptions/enums/application-status.enum.ts
• apps/backend/src/adoptions/enums/listing-status.enum.ts
• apps/backend/src/animals/entities/animal.entity.ts
• apps/backend/src/app.module.ts
• apps/backend/src/captures/captures.module.ts
• apps/backend/src/captures/captures.resolver.ts
• apps/backend/src/notifications/dto/notification.output.ts
• apps/backend/src/notifications/dto/register-device-token.input.ts
• apps/backend/src/notifications/entities/device-token.entity.ts
• apps/backend/src/notifications/entities/notification.entity.ts
• apps/backend/src/notifications/enums/device-platform.enum.ts
• apps/backend/src/notifications/enums/notification-type.enum.ts
• apps/backend/src/notifications/notifications.module.ts
• apps/backend/src/notifications/notifications.resolver.ts
• apps/backend/src/notifications/notifications.service.ts
• apps/backend/src/notifications/scalars/json.scalar.ts
• apps/backend/src/subsidies/subsidies.module.ts
• apps/backend/src/subsidies/subsidies.service.ts

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch ALT-14-adoption-flow

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