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/cli_test.go

@@ -11,7 +11,7 @@ func TestRootRegistersSubjects(t *testing.T) {
 	want := []string{
 		"calendar", "projects", "tasks", "users", "whoami",
 		"contacts", "persons", "companies",
-		"opportunities", "cases", "crm-tasks", "applications", "crm", "mails",
+		"opportunities", "cases", "crm-tasks", "applications", "crm", "mails", "catalog",
 	}
 	got := make(map[string]bool, len(rootCmd.Commands()))
 	for _, c := range rootCmd.Commands() {

cmd/oo/common.go

@@ -20,7 +20,7 @@ var outputFormat = "table"
 var rootCmd = &cobra.Command{
 	Use:           "oo",
 	Short:         "OnlyOffice Workspace CLI — subject-based command tree",
-	Long:          "oo is a thin CLI over github.com/eslider/go-onlyoffice.\nCommands are grouped by OnlyOffice subject (calendar, projects, tasks, users, persons, companies, opportunities, cases, crm-tasks, applications).",
+	Long:          "oo is a thin CLI over github.com/eslider/go-onlyoffice.\nCommands are grouped by OnlyOffice subject (calendar, projects, tasks, users, persons, companies, opportunities, cases, crm-tasks, applications, catalog).",
 	Version:       version,
 	SilenceUsage:  true,
 	SilenceErrors: false,

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).
 //