- Fix MinecraftLib.installPack() returning false for Forge (was dead code)
- Add NeoForgeInstaller.java with installer download and execution
- Update LaunchCommandBuilder with NeoForge JVM args, classpath, launch args
- Update LaunchMenu with NeoForge option, version selector, support check
- Update Instance.java loader type comment (vanilla, fabric, forge, neoforge)
- Update PackDownloader to handle neoforge loader type
- Update ZHttpClient with NEOFORGE_MAVEN service type and detection
- Add NeoForge proxy endpoints (/proxy/neoforge/versions, /proxy/neoforge/maven)
- Add maven.neoforged.net to proxy allowed_domains
- Add asset_index to PackMeta model and pack_manager scanning
- Include asset_index in /packs list endpoint response
SashegDev