chore(history): squash 16 commit(s) from 2026-09-09

- docs: Cosmetics Overhaul design spec (slot-based cosmetics + built-in head/back modules)
- chore: drop design doc, implementing directly from TODO.md
- feat: Cosmetics module overhaul — 8 body-zone slots + 3D preview screen
- feat: AlwaysVisibleHand module + KineticLyrics text scale & timing offset
- feat: KillEffect Portal/Tornado procedural shader modes
- feat: KineticLyrics sync — millisecond position prediction (playerctl-style)
- feat: SkyShader Nebula mode, BlockHighlight shader outlines, crosshairs
- feat: CombatLog module — damage dealt/taken log with DPS stats
- refactor(8.5.1): regroup mixins/ 108 files into domain leaf packages (<=4 each) + regenerate mixins.json
- refactor(8.5.1): split accessors into 12 groups, iris/sodium/security into leaves, fix plugin FQNs + mixins.json
- refactor(8.5.1): split visuals/ 67 files into esp/nametags/hats/effects/weather/scene/camera/player/items/fx packages; lyrics->lrc; member visibility fixes; configs untouched (module ids preserved)
- refactor(8.5.1): split features/gui/clickgui/settings 51 files into 18 leaf packages (core/color/slider/text/bind/...); visibility promotion only, no behavior changes
- refactor(8.5.1): split features/gui/hud/draggable/impl 40 files into stats/metrics/status/combat/panels/targethud/scripted leaves; TargetHudModel records nested; visibility-only
- refactor(8.5.1): split events tree (impl 32 -> 8 domains, top -> core/meta); TODO 8.5 progress notes
- refactor(8.5.1): split features/gui/chat 31 files into model/render/text/input/suggestions/menu/messages leaves
- fix(8.5.1 audit): delete dead unregistered ItemRenderStateLayerAccessor, drop ghost sodium FQNs from plugin, remove vestigial visuals.* star import

combatant-client-26.2/src/main/resources/assets/lovisual/lang/en_us.json

@@ -545,6 +545,12 @@
   "setting.freecam.toggle_input": "Toggle input",
   "setting.fullbright.min_light": "Min light",
   "module.light.description": "Tints the world ambient light with a custom color.",
+  "module.alwaysvisiblehand.description": "Keeps your hand visible while eating, drinking or drawing a bow. Vanilla hides it by default.",
+  "setting.alwaysvisiblehand.keep_visible": "Keep visible",
+  "setting.alwaysvisiblehand.keep_visible.option.Both": "Both hands",
+  "setting.alwaysvisiblehand.keep_visible.option.Main hand": "Main hand",
+  "setting.alwaysvisiblehand.keep_visible.option.Off hand": "Off hand",
+  "setting.alwaysvisiblehand.keep_visible_during_use": "Apply while using items",
   "setting.light.tint_ambient": "Tint ambient",
   "setting.light.tint_sky": "Tint skylight",
   "setting.light.color": "Color",