SkillsTab Modifications (Bugs 9,11,12,13)

docs/task3/subtask_7_progress.md

@@ -1,15 +1,54 @@
 # Sub-Task 7 Progress: SkillsTab Modifications
 
-## Status: Pending
+## Status: Completed
 
 ## Completed Steps
-- [ ] Understand current skill data structure and SkillsTab UI
-- [ ] Remove "Elemental Attunement" skill, add per-mana capacity upgrades (Bug 9)
-- [ ] Update Effect Research skill costs (Bug 11)
-- [ ] Move Research category skills to Mana, Meditation Focus to Mana (Bug 12)
-- [ ] Remove "Disenchanting" skill (Bug 13)
-- [ ] Test all skill changes in UI
-- [ ] Commit and push changes
+- [x] Understand current skill data structure and SkillsTab UI
+- [x] Remove "Elemental Attunement" skill, add per-mana capacity upgrades (Bug 9)
+- [x] Update Effect Research skill costs (Bug 11)
+- [x] Move Research category skills to Mana, Meditation Focus to Mana (Bug 12)
+- [x] Remove "Disenchanting" skill completely (Bug 13)
+- [x] Test all skill changes in UI (build test)
+- [x] Commit and push changes
+
+## Bug Fix Details
+
+### Bug 9: Per-Mana-Type Capacity Upgrades
+- Removed "Elem. Attunement" skill
+- Added per-mana-type capacity upgrades:
+  - fireManaCap, waterManaCap, airManaCap, earthManaCap
+  - lightManaCap, darkManaCap, deathManaCap
+  - metalManaCap, sandManaCap, lightningManaCap
+  - transferenceManaCap
+- Each costs 100-250 of its own element mana (depending on tier)
+- Added `cost` field to SkillDef type
+
+### Bug 11: Effect Research Skills Cost Update
+- Effect Research skills now cost:
+  - Transference mana (base cost)
+  - Element mana of the corresponding type (fire for Fire Spell Research, etc.)
+- Updated all research skills with `cost` field
+- Updated store.ts to handle new cost type
+- Updated SkillsTab.tsx to display additional cost
+
+### Bug 12: Skill Category Changes
+- Moved all skills from "research" category to "mana" category
+- Moved "Meditation Focus" from "study" to "mana" category
+- Updated SKILL_CATEGORIES to remove "research" category
+- Updated SkillsTab.tsx to use updated categories
+
+### Bug 13: Disenchanting Skill Removal
+- Removed from skills.ts (SKILLS_DEF)
+- Removed from skill-evolution.ts (DISENCHANTING_TIERS and SKILL_EVOLUTION_PATHS)
+- Removed from SkillDebug.tsx
+- Removed from EnchantmentPreparer.tsx
+- Removed from store.ts and crafting-slice.ts
+- Removed from attunements.ts (both files)
+- Updated test files (skills.test.ts)
+- Removed from AttunementsTab.tsx display
 
 ## Notes
-(Add details here)
+- All changes committed and pushed
+- Build test passed (npm run build)
+- Skill cost system now supports additional element mana costs
+- Per-mana capacity upgrades provide 10% capacity increase per level (max 10 levels each)