docs: update marketplace redesign plan and add user data template

docs/dev/design/marketplace-redesign-plan.md

@@ -30,20 +30,7 @@ This document outlines the comprehensive redesign of the Project Mycelium market
   - [ ] Update transaction records
   - [ ] Update backend currency handling
 
-### 2. Cart Feature Removal
-- [ ] **Remove cart functionality**
-  - [ ] Remove cart-related templates and views
-  - [ ] Remove cart controllers and routes
-  - [ ] Remove cart JavaScript and interactions
-  - [ ] Update navigation (remove cart icon/link)
-
-- [ ] **Streamline purchase flow**
-  - [ ] Verify buy now functionality works
-  - [ ] Update purchase flow documentation
-  - [ ] Test direct credit purchase → buy now flow
-  - [ ] Remove cart-related database/storage
-
-### 3. Currency System Overhaul
+### 2. Currency System Overhaul
 - [ ] **Implement Mycelium Credit (MC)**
   - [ ] Update currency service to use MC as base
   - [ ] Set initial exchange rate: 1 MC = 1 USD
@@ -56,7 +43,7 @@ This document outlines the comprehensive redesign of the Project Mycelium market
   - [ ] Implement currency preference persistence
   - [ ] Update currency display throughout UI
 
-### 4. Statistics & Grid Integration
+### 3. Statistics & Grid Integration
 - [ ] **TF Grid Statistics**
   - [ ] Implement grid proxy integration
   - [ ] Add statistics dashboard section
@@ -69,10 +56,9 @@ This document outlines the comprehensive redesign of the Project Mycelium market
   - [ ] Update node status displays
   - [ ] Add real-time grid data
 
-### 5. UX Verification & Testing
+### 4. UX Verification & Testing
 - [ ] **Frontend Testing**
   - [ ] Test all updated terminology
-  - [ ] Verify purchase flow without cart
   - [ ] Test currency display preferences
   - [ ] Check responsive design
 
@@ -97,28 +83,21 @@ This document outlines the comprehensive redesign of the Project Mycelium market
 - [ ] Database migration for terminology
 - [ ] Documentation updates
 
-### Phase 2: Cart Removal & Flow Simplification
-**Focus:** Remove cart complexity and streamline purchase
-- [ ] Remove cart-related code
-- [ ] Update purchase flow
-- [ ] Test simplified UX
-- [ ] Update user documentation
-
-### Phase 3: Currency System Implementation
+### Phase 2: Currency System Implementation
 **Focus:** Implement MC currency and preferences
 - [ ] Currency service updates
 - [ ] Settings page enhancements
 - [ ] UI updates for currency display
 - [ ] Testing and validation
 
-### Phase 4: Statistics & Grid Integration
+### Phase 3: Statistics & Grid Integration
 **Focus:** Add grid statistics and improve node management
 - [ ] Grid proxy integration
 - [ ] Statistics dashboard
 - [ ] Node management improvements
 - [ ] Real-time data updates
 
-### Phase 5: Final Testing & Polish
+### Phase 4: Final Testing & Polish
 **Focus:** Comprehensive testing and UX refinement
 - [ ] Full UX testing suite
 - [ ] Performance optimization
@@ -147,15 +126,14 @@ This document outlines the comprehensive redesign of the Project Mycelium market
 
 ## 📊 Progress Tracking
 
-- **Total Tasks:** 50+
-- **Completed:** 0
-- **In Progress:** 0
-- **Remaining:** 50+
+- **Total Tasks:** ...
+- **Completed:** ...
+- **In Progress:** ...
+- **Remaining:** ...
 
 ## 🎯 Success Criteria
 
 - [ ] All terminology updated consistently
-- [ ] Cart functionality completely removed
 - [ ] MC currency fully implemented
 - [ ] Grid statistics integrated
 - [ ] All UX flows verified working