[WIKI-855] feat: pagination, filters, and ordering for project pages

[im-vipin]

Description

This PR adds backend-driven pagination, filtering, and ordering for project pages to ensure consistent and scalable page listing.

• Moves filtering and order_by logic fully to the backend
• Introduces cursor-based pagination for project pages
• Adds reusable page filter utilities (search, favorites, created_by, created_at)
• Updates frontend store, services, and components to support paginated fetching and infinite scroll
• Ensures stable ordering across paginated results

Type of Change

• [x] Feature (non-breaking change which adds functionality)

Screenshots and Media (if applicable)

https://github.com/user-attachments/assets/82f8c0b4-d0d9-44ba-9ad7-277b2d5bc82e

Summary by CodeRabbit

• New Features

  • Infinite-scroll pagination with cursor-based loading, per-tab pagination state, and a skeleton loader; paginated responses (default 20).
  • Advanced filters: name search, creator, favorites, and flexible creation-date ranges; filter changes trigger refetches.

• Bug Fixes / Stability

  • Safer ordering with validated sort fields and defaults; more reliable multi-page fetch handling and clearer loading/error states.

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