francy51
0e5a31866f
Add memo.addSection and memo.deleteSection RPC methods with full-stack implementation: contract types, Zod schemas, DB queries, RPC handlers, UI buttons, and tests. - memo.addSection: creates a new empty section, supports positional insert after a given section via afterSectionId - memo.deleteSection: removes a section and cascades cleanup of its annotations, citations, and section reviews - Outline sidebar: per-section delete button, + Add Section button - Article area: + Add Section button after last section - 9 new tests (15 total memo tests, 48 project-wide)
