Skills & Animation + Sheet Theme Polish — RP2D Virtual Tabletop Steam update #489876

New Feature: Skills & AnimationNew feature: skills can trigger animated FX during use.The skill editor includes animation setup (timing, repeat count, color row, size) with quick previews.Animations can be cast on a selected target token with a target picker.Sheet presets include skill animation setup. Fixes & StabilityRegex help tooltip appears only while hovering the ? help button.Multiplayer role behavior is more reliable when switching rooms.Trying to join a room that does not exist no longer leaves you stuck as a spectator in solo/local flow. Mock Room RefreshThe mock room includes several skills with ready-to-use animated FX setups, including targeted casts on selected skills.Mock room skill animations mix source-cast and target-cast setups for more realistic testing. Character Sheet Visual ThemesNew ambience themes: Paradise, Infernal, Metal, and Iridescent.Themes are clearer, mor...