Improve request handling, job system, and provider integrations

This release introduces new request handling capabilities, improvements to job processing, and better integration with external providers, along with multiple bug fixes.

🎯 Request System

• Added REQUEST_FIRST_SEASON_ONLY configuration to control TV series requests (#306)
• Introduced max total requests limit for better request management (#320)
• Improved job history retrieval with user role checks and media account linking (#260)

🔗 Providers & Integrations

• Enhanced TMDB ID normalization via updated Plex handler (#270)
• Fixed Jellyfin issue where SeriesProviderIds were not returned (#291)
• Fixed OpenRouter connectivity test failing due to insufficient token count (#299)

⚙️ Core & Performance

• Implemented safe event loop management utilities (#292)
• Refactored internal logic for improved stability and async handling

🎨 UI Improvements

• Updated UI components to support new job configuration options
• Improved handling of request limits and settings in the interface

🛠 Fixes

• Fixed deprecated baseUrl option in tsconfig.json
• Fixed logout button visibility when bypass local network is active
• Fixed login flow to support 201 Created response for session token (#321)

🧹 Misc

• General cleanup and minor improvements