docs(04): create Phase 4 plan — 10 plans for Bulk Operations and Provisioning
Wave 0: models, interfaces, BulkOperationRunner, test scaffolds
Wave 1: CsvValidationService, TemplateRepository, FileTransferService,
BulkMemberService, BulkSiteService, TemplateService, FolderStructureService
Wave 2: Localization, shared dialogs, example CSV resources
Wave 3: TransferVM+View, BulkMembers/BulkSites/FolderStructure VMs+Views,
TemplatesVM+View, DI registration, MainWindow wiring
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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