FutureOS 1.1.2

What's Changed

• Fix iOS download share handoff by @tallcode in #305
• chore(loop): Apache-2.0 attribution for LoopX-derived future-loop by @huichen in #306
• docs(readme): license badge → MIT + Apache-2.0 by @huichen in #307
• Fix mobile native UI handoffs by @tallcode in #308
• Improve mobile chat history and downloads by @tallcode in #309
• docs: conversion-focused README first screen + security policy by @huichen in #310
• Fix remote attachment preview resilience by @tallcode in #312
• feat(desktop): render LaTeX math formulas with KaTeX by @jiangzhuqing000 in #311
• chore(deps): bump katex from 0.16.0 to 0.16.21 in the npm_and_yarn group across 1 directory by @dependabot[bot] in #314
• Improve custom provider model configuration by @tallcode in #313
• Harden Ubuntu CI package setup by @tallcode in #315
• Polish provider and remote control copy by @tallcode in #316
• Docs: clarify fresh-clone startup by @tallcode in #317

Full Changelog: v1.1.1...v1.1.2