feat: TASK-006 left panel redesign + task log updates

- Redesigned LeftPanel.tsx with 5 sections (ManaDisplay, Spire button, ActionButtons, AttunementStatus, ActivityLogPanel)
- Removed CalendarDisplay from left panel
- Created AttunementStatus component (attunement display with XP bars)
- Created ActivityLogPanel wrapper (last 20 events)
- Updated ActivityLog with configurable maxEntries prop
- Updated active-task-log.md (TASK-001/005/006 archived)

docs/.workflow/TASK-006-left-panel-redesign.json

@@ -0,0 +1,16 @@
+{
+  "taskId": "TASK-006-left-panel-redesign",
+  "status": "completed",
+  "completedSteps": [
+    "Created AttunementStatus component (src/components/game/AttunementStatus.tsx)",
+    "Created ActivityLogPanel wrapper (src/components/game/ActivityLogPanel.tsx)",
+    "Redesigned LeftPanel.tsx with 5 sections",
+    "Removed CalendarDisplay from LeftPanel",
+    "Updated ActivityLog with configurable maxEntries prop",
+    "Exported new components from game/index.ts",
+    "Applied design tokens from globals.css",
+    "Typecheck and lint pass, committed and pushed"
+  ],
+  "nextStep": "Task complete - all acceptance criteria met",
+  "notes": "Left panel now shows: (1) Mana display, (2) Climb Spire button, (3) Current action, (4) Attunement status strip, (5) Activity log with last 20 events. Calendar removed. No functional regression."
+}