aisman

Session 144, Step 48: Remove InvoiceReferenceKey column from Invoice table
- AIM-2777 Remove InvoiceReferenceKey column from Invoice table
- AIM-2778 Show total including tax and user available credit in Subscription upgrade pane
- AIM-2646 Show input prompt of active session step in Workflow Step 3 when not freshly generated
- AIM-2755 Auto-create first project user story with guided instructions on project creation
- AIM-2756 Show discount code field in checkout pane for first-time discount users
- AIM-2758 Disable editable Quantity field in Paddle checkout for individual subscriptions
- AIM-2766 Add split edit/preview mode to Workflow Write instructions
- AIM-2769 Save InvoiceItem records for subscription purchases
- AIM-2770 Add InvoiceItemName, InvoiceItemNote and make FeatureId optional
- AIM-2771 Add universal ItemRefId and DbTableId columns to InvoiceItem
- AIM-2774 Add invoice detail overlay in affiliate portal My ledger

Outcome:
All 11 issues implemented. Invoice schema refactored (InvoiceReferenceKey removed, InvoiceItem polymorphic refs), upgrade pane shows tax/credit, discount validation fixed, Copy button moved to session bar, bubble positioning fixed, split view Alt+click fixed, InvoiceItem created for subscriptions, invoice overlay redesigned as full-viewport paper-invoice.

Session 144, Step 49: Show input prompt of active session step in Workflow Step 3 when not freshly generated
- AIM-2646 Show input prompt of active session step in Workflow Step 3 when not freshly generated
- AIM-2755 Auto-create first project user story with guided instructions on project creation
- AIM-2756 Show discount code field in checkout pane for first-time discount users
- AIM-2758 Disable editable Quantity field in Paddle checkout for individual subscriptions
- AIM-2766 Add split edit/preview mode to Workflow Write instructions
- AIM-2769 Save InvoiceItem records for subscription purchases
- AIM-2771 Add universal ItemRefId and DbTableId columns to InvoiceItem
- AIM-2778 Show total including tax and user available credit in Subscription upgrade pane

Outcome:
7 of 8 issues implemented. Copy button moved outside inlineAlert to right of session bar. Discount calculation added to upgrade pane with Paddle discount creation. Pro-rata now forces yearly for yearly subscriptions and correctly computes yearly prices. InvoiceItem DbTable refs fixed with proper lookup. One-off purchase InvoiceItems created from cacheKey. Affiliate credit button added to upgrade pane. Split edit/preview dual-story issue documented but requires deeper HTML restructuring.