Merge pull request #8 from omeraltinova/bugfix

feat: enhance image handling and add scenario collections

feat: add combat management endpoints and dice rolling functionalities

feat: Implement robust security enhancements including image URL normalization, API rate limiting, and comprehensive new test coverage for authentication, campaign management, and user profiles.

feat: Implement comprehensive admin user moderation with suspension, soft deletion, and role management, enhance AI rate limiting with daily quotas, and expand project documentation.

chore: checkpoint current in-progress changes

update claude.md file

refactor: update GitGuardian configuration file to .yaml, refining ignored matches and adding detector exclusions.

chore: Add GitGuardian configuration to ignore test files and update the character creation description

feat: Implement core GameMaster AI functionality, including API routes, UI pages, database schema, and comprehensive testing infrastructure.

feat: Add comprehensive testing infrastructure with Vitest, React Testing Library, and Playwright, including detailed test plan documentation for unit, component, integration, and E2E testing coverage

chore(db): migrate sqlite to postgresql and update recommendations doc

feat: Add rate limiting to admin and campaign API routes with tier-based protection for authentication, write operations, and administrative actions

feat: Add features section, quick highlights strip, and CTA to demo page with enhanced visual presentation and detailed system capabilities showcase

feat: Add pagination, debounced search, and UI improvements to admin panels with enhanced filtering, loading states, and delete confirmation handling