feat(cli): register homelab vault command group skeleton

cli/cmd_vault_test.go

@@ -0,0 +1,30 @@
+package main
+
+import "testing"
+
+func TestVaultCommandsRegistered(t *testing.T) {
+	want := map[string]Tier{
+		"vault setup":  TierWrite,
+		"vault status": TierRead,
+		"vault list":   TierRead,
+		"vault get":    TierRead,
+		"vault search": TierRead,
+		"vault code":   TierRead,
+		"vault lock":   TierWrite,
+	}
+	got := map[string]Tier{}
+	for _, c := range vaultCommands() {
+		got[c.name()] = c.Tier
+	}
+	for name, tier := range want {
+		if got[name] != tier {
+			t.Errorf("command %q: tier=%q, want %q (registered=%v)", name, got[name], tier, got[name] != "")
+		}
+	}
+}
+
+func TestVaultGroupInRegistry(t *testing.T) {
+	if !isCommandGroup(buildRegistry(), "vault") {
+		t.Fatal("`vault` group not wired into buildRegistry()")
+	}
+}