docs(openspec): archive completed changes and sync main specs
Archive three completed changes to archive/:
- api-resource-standard (70 tasks, 14 resource classes)
- capacity-expert-mode (68 tasks, expert mode planning grid)
- enhanced-allocation (62 tasks, planning fidelity + reporting)
Sync all delta specs to main specs/:
- api-resource-standard: API response standardization
- capacity-expert-mode: Expert mode toggle, grid, KPIs, batch API
- resource-allocation: Month execution comparison, bulk, untracked
- untracked-allocation: Null team member support
- allocation-indicators: Variance indicators (red/amber/neutral)
- monthly-budget: Explicit project-month planning
All changes verified and tested (157 tests passing).
Santhosh Janardhanan
b8262bbcaf