feat(oo): catalog scan/match/apply for CRM clients and contacts

Add filesystem inventory (VCF, contact folders, project trees) into a
reviewable YAML catalog, match against live OnlyOffice, and upsert only
rows with approve:true. Includes FindPersonByEmail for email-keyed persons.

cmd/oo/main.go

@@ -15,6 +15,7 @@
 //	oo crm           cleanup
 //	oo mails         accounts | folders | list | get | delete
 //	oo applications  sync
+//	oo catalog       scan-contacts | scan-projects | merge | match | apply
 //
 // Every list supports `--output/-o json|table` (table is the default).
 //