feat: background jobs runner, Rust HTTP proxy, and asset modules via …

…tauriFetch

- Add BackgroundJobRunner component + backgroundJobs lib with tests
- Add proxy_http.rs generic Rust proxy to bypass WebView CORS
- Route image/music/video/3D/speech/worldModel/anim/mesh fetches through tauriFetch
- Add ugs-job CLI entry; update Sidebar run progress and store state
- Remove stale git-diff zip artifact

Release v0.5.9

UltraGameStudio v0.5.8

Release v0.5.7

fix(gateway): allow OpenAI-compatible direct transport for custom pro…

…viders

Codex/Gemini custom providers were forced to CLI transport, so a
browser-only build could not reach an OpenAI-style local proxy. Now any
provider kind can run direct (Anthropic -> Anthropic API, Codex/Gemini ->
OpenAI-compatible API), with a runtime-mode selector in the provider
editor and clearer no-backend guidance that points at Settings.

Fixes #2

fix(ci): use bash shell for Windows version bump step

Release v0.5.4

Release v0.5.3

v0.5.2: multi-user email auth (register/verify/login/reset, JWT sessi…

…ons, Tencent SES)

Release v0.5.1