fix(profiles): label-only rename for secretless remote-signer profiles

frontend/src/screens/ProfilesScreen.tsx

@@ -576,9 +576,11 @@ function RenameModal({
       npub: target.npub,
       perform: () => renameProfile(target.npub, trimmed),
       successMessage: (report) =>
-        report.failed.length === 0
-          ? `Renamed to "${trimmed}" and published to ${report.succeeded.length} relay(s). It may take a minute to appear on other clients.`
-          : `Renamed to "${trimmed}", but ${report.failed.length} relay(s) did not accept it. Use "Publish name" to retry.`,
+        report.succeeded.length === 0 && report.failed.length === 0
+          ? `Renamed to "${trimmed}" (saved on this device; external-signer profiles publish their name from the signer app).`
+          : report.failed.length === 0
+            ? `Renamed to "${trimmed}" and published to ${report.succeeded.length} relay(s). It may take a minute to appear on other clients.`
+            : `Renamed to "${trimmed}", but ${report.failed.length} relay(s) did not accept it. Use "Publish name" to retry.`,
       onSaved,
       onError,
       onSavingChange,

src/profiles.rs

@@ -298,6 +298,39 @@ pub fn rename_profile(
         return Err(AppError::config("The profile name cannot be empty."));
     }
 
+    // Remote (secretless) profiles have no local key to sign a kind-0
+    // metadata event with — and the kind-0 reroute through the external
+    // signer is still pending (P2). The label is still useful as the local
+    // display name, so rename it vault-side and report zero relays rather
+    // than failing the whole rename outright.
+    let is_remote = vault
+        .profiles
+        .iter()
+        .find(|p| p.public_key == npub)
+        .is_some_and(|p| {
+            p.signer_mode == SignerMode::Nip46Client || p.secret_key.trim().is_empty()
+        });
+    if is_remote {
+        let is_active = vault.active_profile.as_deref() == Some(npub);
+        let stored = find_profile_mut(vault, npub)?;
+        stored.label = trimmed.to_string();
+        let summary = ProfileSummary {
+            label: stored.label.clone(),
+            npub: stored.public_key.clone(),
+            created_at: stored.created_at,
+            is_active,
+            picture: stored.picture.clone(),
+            nip05: stored.nip05.clone(),
+        };
+        return Ok((
+            summary,
+            MetadataPublishReport {
+                succeeded: Vec::new(),
+                failed: Vec::new(),
+            },
+        ));
+    }
+
     // Resolve and sign before mutating so a locked vault or bad key changes
     // nothing on disk.
     let secret_hex = resolve_secret_key(vault, npub, key)?;
@@ -1230,6 +1263,34 @@ mod tests {
         assert_eq!(err.kind(), crate::errors::ErrorKind::ProfileNotFound);
     }
 
+    #[test]
+    fn rename_profile_updates_label_for_secretless_remote_profiles() {
+        // Paired (NIP-46) profiles carry no local key, so no kind-0 can be
+        // signed — but the local display label must still be renameable.
+        use nostr::nips::nip19::ToBech32;
+        let mut vault = Vault::empty();
+        let remote = Keys::generate();
+        let npub = remote.public_key().to_bech32().unwrap();
+        store_remote_profile(&mut vault, &npub, "Remote Signer".to_string()).unwrap();
+
+        let (renamed, report) = rename_profile(
+            &mut vault,
+            &npub,
+            "Phone Key".to_string(),
+            None,
+            &offline_settings(),
+        )
+        .expect("remote rename must succeed locally");
+        assert_eq!(renamed.label, "Phone Key");
+        assert_eq!(vault.profiles[0].label, "Phone Key");
+        assert!(
+            vault.profiles[0].secret_key.is_empty(),
+            "rename must not fabricate a secret"
+        );
+        assert!(report.succeeded.is_empty());
+        assert!(report.failed.is_empty());
+    }
+
     #[test]
     fn set_nip05_stores_identifier_and_skips_publish_without_relays() {
         let mut vault = Vault::empty();