- Group speedbar skills into dedicated horizontal rows by 1.13c ListRow/SkillPage categories:
- Row 0: Universal actions (Attack 0, Throw 2, Unsummon 3, Left Hand Throw 4)
- Rows 1..3: Class skill tree tabs (Tab 1, Tab 2, Tab 3)
- Row 4: Item and charged skills (Townportal, Identify, charged items)
- Compact unlearned or empty tree rows contiguously without blank spacing
- Enforce strict 1.13c left-click filtering (83 active leftskill=1 skills; 26 passives and all auras excluded)
- Orient left popup upward-rightward and right popup upward-leftward with 800x600 canvas clamping
- Sort intra-row skills by reqlevel ascending then skillId ascending
- Add comprehensive 7-class parity test suite covering grouping, compaction, filtering, and geometry
