diff --git a/backend/src/api.rs b/backend/src/api.rs
index f276881..dd20c70 100644
--- a/backend/src/api.rs
+++ b/backend/src/api.rs
@@ -1,12 +1,12 @@
 use std::sync::Arc;
 
-use anyhow::{anyhow, Result};
+use anyhow::{Result, anyhow};
 use axum::{
+    Json, Router,
     extract::{Path, State},
     http::{HeaderMap, Method, StatusCode, Uri},
     response::{IntoResponse, Response},
     routing::{get, post, put},
-    Json, Router,
 };
 use serde::{Deserialize, Serialize};
 use uuid::Uuid;
@@ -26,12 +26,18 @@ pub struct AppState {
 pub fn router(state: AppState) -> Router {
     let tenant_routes = Router::new()
         .route("/tenant", get(get_tenant))
-        .route("/tenant/relays", get(list_tenant_relays).post(create_tenant_relay))
+        .route(
+            "/tenant/relays",
+            get(list_tenant_relays).post(create_tenant_relay),
+        )
         .route(
             "/tenant/relays/:id",
             get(get_tenant_relay).put(update_tenant_relay),
         )
-        .route("/tenant/relays/:id/deactivate", post(deactivate_tenant_relay))
+        .route(
+            "/tenant/relays/:id/deactivate",
+            post(deactivate_tenant_relay),
+        )
         .route("/tenant/invoices", get(list_tenant_invoices))
         .route("/tenant/billing", put(update_tenant_billing));
 
@@ -67,16 +73,33 @@ impl IntoResponse for ApiError {
 }
 
 fn unauthorized() -> Response {
-    (StatusCode::UNAUTHORIZED, Json(ApiError { error: "unauthorized".into() }))
+    (
+        StatusCode::UNAUTHORIZED,
+        Json(ApiError {
+            error: "unauthorized".into(),
+        }),
+    )
         .into_response()
 }
 
 fn forbidden() -> Response {
-    (StatusCode::FORBIDDEN, Json(ApiError { error: "forbidden".into() })).into_response()
+    (
+        StatusCode::FORBIDDEN,
+        Json(ApiError {
+            error: "forbidden".into(),
+        }),
+    )
+        .into_response()
 }
 
 fn not_found() -> Response {
-    (StatusCode::NOT_FOUND, Json(ApiError { error: "not found".into() })).into_response()
+    (
+        StatusCode::NOT_FOUND,
+        Json(ApiError {
+            error: "not found".into(),
+        }),
+    )
+        .into_response()
 }
 
 fn is_unique_subdomain_violation(err: &anyhow::Error) -> bool {
@@ -108,7 +131,10 @@ fn extract_auth_pubkey(headers: &HeaderMap, method: &Method, uri: &Uri) -> Resul
         .and_then(|v| v.to_str().ok())
         .unwrap_or("http");
 
-    let path = uri.path_and_query().map(|v| v.as_str()).unwrap_or(uri.path());
+    let path = uri
+        .path_and_query()
+        .map(|v| v.as_str())
+        .unwrap_or(uri.path());
     let url = format!("{}://{}{}", scheme, host, path);
     let pubkey = verify_nip98(auth_header, &url, method.as_str())?;
     Ok(pubkey.to_hex())
@@ -136,11 +162,22 @@ async fn get_tenant(
             if state.repo.create_tenant(&tenant).await.is_ok() {
                 (StatusCode::OK, Json(tenant)).into_response()
             } else {
-                (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to create tenant".into() }))
+                (
+                    StatusCode::INTERNAL_SERVER_ERROR,
+                    Json(ApiError {
+                        error: "failed to create tenant".into(),
+                    }),
+                )
                     .into_response()
             }
         }
-        Err(_) => (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to load tenant".into() })).into_response(),
+        Err(_) => (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            Json(ApiError {
+                error: "failed to load tenant".into(),
+            }),
+        )
+            .into_response(),
     }
 }
 
@@ -157,7 +194,13 @@ async fn list_tenant_relays(
 
     match state.repo.list_relays_by_tenant(&pubkey).await {
         Ok(relays) => (StatusCode::OK, Json(relays)).into_response(),
-        Err(_) => (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to load relays".into() })).into_response(),
+        Err(_) => (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            Json(ApiError {
+                error: "failed to load relays".into(),
+            }),
+        )
+            .into_response(),
     }
 }
 
@@ -189,7 +232,12 @@ async fn create_tenant_relay(
     };
 
     if let Err(_) = state.repo.create_tenant_if_missing(&tenant).await {
-        return (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to ensure tenant".into() }))
+        return (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            Json(ApiError {
+                error: "failed to ensure tenant".into(),
+            }),
+        )
             .into_response();
     }
 
@@ -207,10 +255,22 @@ async fn create_tenant_relay(
 
     if let Err(err) = state.repo.create_relay(&relay).await {
         if is_unique_subdomain_violation(&err) {
-            return (StatusCode::CONFLICT, Json(ApiError { error: "subdomain already exists".into() })).into_response();
+            return (
+                StatusCode::CONFLICT,
+                Json(ApiError {
+                    error: "subdomain already exists".into(),
+                }),
+            )
+                .into_response();
         }
 
-        return (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to create relay".into() })).into_response();
+        return (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            Json(ApiError {
+                error: "failed to create relay".into(),
+            }),
+        )
+            .into_response();
     }
 
     spawn_provisioning_worker(state.repo.clone(), state.provisioner.clone(), relay.clone());
@@ -234,7 +294,13 @@ async fn get_tenant_relay(
         Ok(Some(relay)) if relay.tenant == pubkey => (StatusCode::OK, Json(relay)).into_response(),
         Ok(Some(_)) => forbidden(),
         Ok(None) => not_found(),
-        Err(_) => (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to load relay".into() })).into_response(),
+        Err(_) => (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            Json(ApiError {
+                error: "failed to load relay".into(),
+            }),
+        )
+            .into_response(),
     }
 }
 
@@ -263,7 +329,15 @@ async fn update_tenant_relay(
     let existing = match state.repo.get_relay(&id).await {
         Ok(Some(relay)) => relay,
         Ok(None) => return not_found(),
-        Err(_) => return (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to load relay".into() })).into_response(),
+        Err(_) => {
+            return (
+                StatusCode::INTERNAL_SERVER_ERROR,
+                Json(ApiError {
+                    error: "failed to load relay".into(),
+                }),
+            )
+                .into_response();
+        }
     };
 
     if existing.tenant != pubkey {
@@ -283,10 +357,22 @@ async fn update_tenant_relay(
 
     if let Err(err) = state.repo.update_relay(&updated).await {
         if is_unique_subdomain_violation(&err) {
-            return (StatusCode::CONFLICT, Json(ApiError { error: "subdomain already exists".into() })).into_response();
+            return (
+                StatusCode::CONFLICT,
+                Json(ApiError {
+                    error: "subdomain already exists".into(),
+                }),
+            )
+                .into_response();
         }
 
-        return (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to update relay".into() })).into_response();
+        return (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            Json(ApiError {
+                error: "failed to update relay".into(),
+            }),
+        )
+            .into_response();
     }
 
     (StatusCode::OK, Json(updated)).into_response()
@@ -307,7 +393,15 @@ async fn deactivate_tenant_relay(
     let existing = match state.repo.get_relay(&id).await {
         Ok(Some(relay)) => relay,
         Ok(None) => return not_found(),
-        Err(_) => return (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to load relay".into() })).into_response(),
+        Err(_) => {
+            return (
+                StatusCode::INTERNAL_SERVER_ERROR,
+                Json(ApiError {
+                    error: "failed to load relay".into(),
+                }),
+            )
+                .into_response();
+        }
     };
 
     if existing.tenant != pubkey {
@@ -326,7 +420,13 @@ async fn deactivate_tenant_relay(
     };
 
     if let Err(_) = state.repo.update_relay(&updated).await {
-        return (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to deactivate relay".into() })).into_response();
+        return (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            Json(ApiError {
+                error: "failed to deactivate relay".into(),
+            }),
+        )
+            .into_response();
     }
 
     (StatusCode::OK, Json(updated)).into_response()
@@ -345,7 +445,13 @@ async fn list_tenant_invoices(
 
     match state.repo.list_invoices_by_tenant(&pubkey).await {
         Ok(invoices) => (StatusCode::OK, Json(invoices)).into_response(),
-        Err(_) => (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to load invoices".into() })).into_response(),
+        Err(_) => (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            Json(ApiError {
+                error: "failed to load invoices".into(),
+            }),
+        )
+            .into_response(),
     }
 }
 
@@ -371,7 +477,12 @@ async fn update_tenant_billing(
         .update_tenant_nwc_url(&pubkey, &payload.tenant_nwc_url)
         .await
     {
-        return (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to update billing".into() }))
+        return (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            Json(ApiError {
+                error: "failed to update billing".into(),
+            }),
+        )
             .into_response();
     }
 
@@ -395,7 +506,13 @@ async fn admin_list_tenants(
 
     match state.repo.list_tenants().await {
         Ok(tenants) => (StatusCode::OK, Json(tenants)).into_response(),
-        Err(_) => (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to load tenants".into() })).into_response(),
+        Err(_) => (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            Json(ApiError {
+                error: "failed to load tenants".into(),
+            }),
+        )
+            .into_response(),
     }
 }
 
@@ -438,12 +555,28 @@ async fn admin_get_tenant(
     let tenant = match state.repo.get_tenant(&pubkey).await {
         Ok(Some(tenant)) => tenant,
         Ok(None) => return not_found(),
-        Err(_) => return (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to load tenant".into() })).into_response(),
+        Err(_) => {
+            return (
+                StatusCode::INTERNAL_SERVER_ERROR,
+                Json(ApiError {
+                    error: "failed to load tenant".into(),
+                }),
+            )
+                .into_response();
+        }
     };
 
     let relays = match state.repo.list_relays_by_tenant(&pubkey).await {
         Ok(relays) => relays,
-        Err(_) => return (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to load relays".into() })).into_response(),
+        Err(_) => {
+            return (
+                StatusCode::INTERNAL_SERVER_ERROR,
+                Json(ApiError {
+                    error: "failed to load relays".into(),
+                }),
+            )
+                .into_response();
+        }
     };
 
     #[derive(Serialize)]
@@ -480,7 +613,15 @@ async fn admin_update_tenant_status(
     let tenant = match state.repo.get_tenant(&pubkey).await {
         Ok(Some(tenant)) => tenant,
         Ok(None) => return not_found(),
-        Err(_) => return (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to load tenant".into() })).into_response(),
+        Err(_) => {
+            return (
+                StatusCode::INTERNAL_SERVER_ERROR,
+                Json(ApiError {
+                    error: "failed to load tenant".into(),
+                }),
+            )
+                .into_response();
+        }
     };
 
     if let Err(_) = state
@@ -488,7 +629,12 @@ async fn admin_update_tenant_status(
         .update_tenant_status(&tenant.pubkey, &payload.status)
         .await
     {
-        return (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to update tenant".into() }))
+        return (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            Json(ApiError {
+                error: "failed to update tenant".into(),
+            }),
+        )
             .into_response();
     }
 
@@ -518,7 +664,13 @@ async fn admin_list_relays(
 
     match state.repo.list_relays().await {
         Ok(relays) => (StatusCode::OK, Json(relays)).into_response(),
-        Err(_) => (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to load relays".into() })).into_response(),
+        Err(_) => (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            Json(ApiError {
+                error: "failed to load relays".into(),
+            }),
+        )
+            .into_response(),
     }
 }
 
@@ -541,7 +693,13 @@ async fn admin_get_relay(
     match state.repo.get_relay(&id).await {
         Ok(Some(relay)) => (StatusCode::OK, Json(relay)).into_response(),
         Ok(None) => not_found(),
-        Err(_) => (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to load relay".into() })).into_response(),
+        Err(_) => (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            Json(ApiError {
+                error: "failed to load relay".into(),
+            }),
+        )
+            .into_response(),
     }
 }
 
@@ -565,7 +723,15 @@ async fn admin_update_relay(
     let existing = match state.repo.get_relay(&id).await {
         Ok(Some(relay)) => relay,
         Ok(None) => return not_found(),
-        Err(_) => return (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to load relay".into() })).into_response(),
+        Err(_) => {
+            return (
+                StatusCode::INTERNAL_SERVER_ERROR,
+                Json(ApiError {
+                    error: "failed to load relay".into(),
+                }),
+            )
+                .into_response();
+        }
     };
 
     let updated = UpdateRelay {
@@ -581,10 +747,22 @@ async fn admin_update_relay(
 
     if let Err(err) = state.repo.update_relay(&updated).await {
         if is_unique_subdomain_violation(&err) {
-            return (StatusCode::CONFLICT, Json(ApiError { error: "subdomain already exists".into() })).into_response();
+            return (
+                StatusCode::CONFLICT,
+                Json(ApiError {
+                    error: "subdomain already exists".into(),
+                }),
+            )
+                .into_response();
         }
 
-        return (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to update relay".into() })).into_response();
+        return (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            Json(ApiError {
+                error: "failed to update relay".into(),
+            }),
+        )
+            .into_response();
     }
 
     (StatusCode::OK, Json(updated)).into_response()
@@ -609,7 +787,15 @@ async fn admin_deactivate_relay(
     let existing = match state.repo.get_relay(&id).await {
         Ok(Some(relay)) => relay,
         Ok(None) => return not_found(),
-        Err(_) => return (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to load relay".into() })).into_response(),
+        Err(_) => {
+            return (
+                StatusCode::INTERNAL_SERVER_ERROR,
+                Json(ApiError {
+                    error: "failed to load relay".into(),
+                }),
+            )
+                .into_response();
+        }
     };
 
     let updated = UpdateRelay {
@@ -624,7 +810,13 @@ async fn admin_deactivate_relay(
     };
 
     if let Err(_) = state.repo.update_relay(&updated).await {
-        return (StatusCode::INTERNAL_SERVER_ERROR, Json(ApiError { error: "failed to deactivate relay".into() })).into_response();
+        return (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            Json(ApiError {
+                error: "failed to deactivate relay".into(),
+            }),
+        )
+            .into_response();
     }
 
     (StatusCode::OK, Json(updated)).into_response()
diff --git a/backend/src/auth.rs b/backend/src/auth.rs
index b6bede2..68743ef 100644
--- a/backend/src/auth.rs
+++ b/backend/src/auth.rs
@@ -1,13 +1,13 @@
-use anyhow::{anyhow, Result};
-use base64::engine::general_purpose;
+use anyhow::{Result, anyhow};
 use base64::Engine;
+use base64::engine::general_purpose;
 use std::str::FromStr;
 
+use nostr_sdk::JsonUtil;
 use nostr_sdk::nostr::key::PublicKey;
 use nostr_sdk::nostr::nips::nip98::HttpMethod;
 use nostr_sdk::nostr::types::url::Url;
 use nostr_sdk::nostr::{Alphabet, Event, Kind, SingleLetterTag, TagKind, TagStandard};
-use nostr_sdk::JsonUtil;
 
 pub fn verify_nip98(auth_header: &str, url: &str, method: &str) -> Result<PublicKey> {
     let url = Url::parse(url)?;
diff --git a/backend/src/billing.rs b/backend/src/billing.rs
index c5f94e8..6d7dbb0 100644
--- a/backend/src/billing.rs
+++ b/backend/src/billing.rs
@@ -1,6 +1,6 @@
-use anyhow::{anyhow, Result};
+use anyhow::{Result, anyhow};
 use chrono::{DateTime, Months, Utc};
-use tokio::time::{sleep, Duration};
+use tokio::time::{Duration, sleep};
 use uuid::Uuid;
 
 use crate::models::{Invoice, NewInvoice, NewInvoiceItem, Relay, Tenant};
@@ -8,7 +8,7 @@ use crate::notifications::Nip17Notifier;
 use crate::repo::Repo;
 
 use nostr_sdk::nips::nip47::{self, MakeInvoiceRequest, NostrWalletConnectURI, PayInvoiceRequest};
-use nostr_sdk::{Client, Filter, Kind, Keys, Timestamp};
+use nostr_sdk::{Client, Filter, Keys, Kind, Timestamp};
 
 #[derive(Clone)]
 pub struct BillingService {
@@ -18,11 +18,7 @@ pub struct BillingService {
 }
 
 impl BillingService {
-    pub fn new(
-        repo: Repo,
-        notifier: Nip17Notifier,
-        platform_nwc_url: String,
-    ) -> Self {
+    pub fn new(repo: Repo, notifier: Nip17Notifier, platform_nwc_url: String) -> Self {
         Self {
             repo,
             notifier,
@@ -88,7 +84,9 @@ impl BillingService {
             invoice: invoice_str.clone(),
         };
 
-        self.repo.create_invoice_with_items(&invoice, &items).await?;
+        self.repo
+            .create_invoice_with_items(&invoice, &items)
+            .await?;
 
         if tenant.tenant_nwc_url.trim().is_empty() {
             self.send_invoice_dm(tenant, &invoice, period_start, period_end)
@@ -130,7 +128,9 @@ impl BillingService {
             return Ok(());
         }
 
-        self.repo.update_tenant_status(&tenant.pubkey, "suspended").await?;
+        self.repo
+            .update_tenant_status(&tenant.pubkey, "suspended")
+            .await?;
         self.repo.suspend_relays_for_tenant(&tenant.pubkey).await?;
         Ok(())
     }
@@ -154,7 +154,9 @@ impl BillingService {
     async fn pay_invoice(&self, tenant_nwc_url: &str, invoice: &str) -> Result<()> {
         let uri = NostrWalletConnectURI::parse(tenant_nwc_url)?;
         let request = nip47::Request::pay_invoice(PayInvoiceRequest::new(invoice));
-        self.send_nwc_request(&uri, request).await?.to_pay_invoice()?;
+        self.send_nwc_request(&uri, request)
+            .await?
+            .to_pay_invoice()?;
         Ok(())
     }
 
diff --git a/backend/src/db.rs b/backend/src/db.rs
index f50ce96..85554ed 100644
--- a/backend/src/db.rs
+++ b/backend/src/db.rs
@@ -1,5 +1,7 @@
 use anyhow::Result;
-use sqlx::{migrate::Migrator, sqlite::SqliteConnectOptions, sqlite::SqlitePoolOptions, SqlitePool};
+use sqlx::{
+    SqlitePool, migrate::Migrator, sqlite::SqliteConnectOptions, sqlite::SqlitePoolOptions,
+};
 use std::fs;
 use std::path::Path;
 use std::str::FromStr;
diff --git a/backend/src/main.rs b/backend/src/main.rs
index 715b050..c8c495a 100644
--- a/backend/src/main.rs
+++ b/backend/src/main.rs
@@ -12,14 +12,14 @@ mod repo;
 use std::net::SocketAddr;
 
 use anyhow::Result;
-use axum::{routing::get, Router};
+use axum::{Router, routing::get};
 use tokio::net::TcpListener;
 use tower_http::cors::CorsLayer;
 use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt};
 
+use crate::billing::BillingService;
 use crate::config::Config;
 use crate::db::init_pool;
-use crate::billing::BillingService;
 use crate::notifications::Nip17Notifier;
 use crate::platform::publish_platform_identity;
 use crate::provisioning::Provisioner;
@@ -48,12 +48,12 @@ async fn main() -> Result<()> {
         &config.platform_messaging_relays,
     )
     .await?;
-    let notifier = Nip17Notifier::new(config.platform_secret.clone(), config.indexer_relays.clone()).await?;
-    let billing = BillingService::new(
-        repo.clone(),
-        notifier,
-        config.platform_nwc_url.clone(),
-    );
+    let notifier = Nip17Notifier::new(
+        config.platform_secret.clone(),
+        config.indexer_relays.clone(),
+    )
+    .await?;
+    let billing = BillingService::new(repo.clone(), notifier, config.platform_nwc_url.clone());
     tokio::spawn(billing.run());
     let provisioner = Provisioner::new(
         config.zooid_api_url.clone(),
diff --git a/backend/src/notifications.rs b/backend/src/notifications.rs
index 5c2b323..7a6f13d 100644
--- a/backend/src/notifications.rs
+++ b/backend/src/notifications.rs
@@ -1,4 +1,4 @@
-use anyhow::{anyhow, Result};
+use anyhow::{Result, anyhow};
 use nostr_sdk::prelude::*;
 use std::collections::HashMap;
 use std::sync::Arc;
@@ -16,7 +16,9 @@ pub struct Nip17Notifier {
 impl Nip17Notifier {
     pub async fn new(platform_secret: String, relays: Vec<String>) -> Result<Self> {
         if platform_secret.trim().is_empty() {
-            return Err(anyhow!("PLATFORM_SECRET is required for NIP-17 notifications"));
+            return Err(anyhow!(
+                "PLATFORM_SECRET is required for NIP-17 notifications"
+            ));
         }
 
         let keys = Keys::parse(&platform_secret)?;
diff --git a/backend/src/platform.rs b/backend/src/platform.rs
index 97497e4..4f4b8b9 100644
--- a/backend/src/platform.rs
+++ b/backend/src/platform.rs
@@ -1,4 +1,4 @@
-use anyhow::{anyhow, Result};
+use anyhow::{Result, anyhow};
 use nostr_sdk::prelude::*;
 
 pub async fn publish_platform_identity(
diff --git a/backend/src/provisioning.rs b/backend/src/provisioning.rs
index f15017c..3f734c2 100644
--- a/backend/src/provisioning.rs
+++ b/backend/src/provisioning.rs
@@ -1,12 +1,12 @@
-use anyhow::{anyhow, Result};
-use rand::rngs::OsRng;
+use anyhow::{Result, anyhow};
 use rand::RngCore;
+use rand::rngs::OsRng;
 use reqwest::Client;
 use serde::Serialize;
 
+use nostr_sdk::nostr::Keys;
 use nostr_sdk::nostr::nips::nip98::{HttpData, HttpMethod};
 use nostr_sdk::nostr::types::url::Url;
-use nostr_sdk::nostr::Keys;
 
 use crate::models::NewRelay;
 
@@ -54,7 +54,12 @@ impl Provisioner {
         if !res.status().is_success() {
             let status = res.status();
             let body = res.text().await.unwrap_or_default();
-            return Err(anyhow!("zooid provisioning failed for {}: {} {}", url, status, body));
+            return Err(anyhow!(
+                "zooid provisioning failed for {}: {} {}",
+                url,
+                status,
+                body
+            ));
         }
 
         Ok(())
diff --git a/backend/src/repo.rs b/backend/src/repo.rs
index 6a10682..3928745 100644
--- a/backend/src/repo.rs
+++ b/backend/src/repo.rs
@@ -2,7 +2,8 @@ use anyhow::Result;
 use sqlx::{Sqlite, SqlitePool, Transaction};
 
 use crate::models::{
-    Invoice, InvoiceItem, NewInvoice, NewInvoiceItem, NewRelay, NewTenant, Relay, Tenant, UpdateRelay,
+    Invoice, InvoiceItem, NewInvoice, NewInvoiceItem, NewRelay, NewTenant, Relay, Tenant,
+    UpdateRelay,
 };
 
 #[derive(Clone)]
@@ -16,14 +17,12 @@ impl Repo {
     }
 
     pub async fn create_tenant(&self, tenant: &NewTenant) -> Result<()> {
-        sqlx::query(
-            "INSERT INTO tenants (pubkey, status, tenant_nwc_url) VALUES (?, ?, ?)",
-        )
-        .bind(&tenant.pubkey)
-        .bind(&tenant.status)
-        .bind(&tenant.tenant_nwc_url)
-        .execute(&self.pool)
-        .await?;
+        sqlx::query("INSERT INTO tenants (pubkey, status, tenant_nwc_url) VALUES (?, ?, ?)")
+            .bind(&tenant.pubkey)
+            .bind(&tenant.status)
+            .bind(&tenant.tenant_nwc_url)
+            .execute(&self.pool)
+            .await?;
         Ok(())
     }
 
@@ -123,10 +122,12 @@ impl Repo {
     }
 
     pub async fn suspend_relays_for_tenant(&self, tenant: &str) -> Result<()> {
-        sqlx::query("UPDATE relays SET status = 'suspended' WHERE tenant = ? AND status = 'active'")
-            .bind(tenant)
-            .execute(&self.pool)
-            .await?;
+        sqlx::query(
+            "UPDATE relays SET status = 'suspended' WHERE tenant = ? AND status = 'active'",
+        )
+        .bind(tenant)
+        .execute(&self.pool)
+        .await?;
         Ok(())
     }
 
diff --git a/frontend/index.html b/frontend/index.html
index 34ff6e1..062ebd7 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -2,9 +2,9 @@
 <html lang="en">
   <head>
     <meta charset="UTF-8" />
-    <link rel="icon" type="image/svg+xml" href="/vite.svg" />
+    <link rel="icon" type="image/png" href="/caravel.png" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-    <title>frontend</title>
+    <title>Caravel</title>
   </head>
   <body>
     <div id="root"></div>
diff --git a/frontend/src/index.tsx b/frontend/src/index.tsx
index 5e7a444..78a76f4 100644
--- a/frontend/src/index.tsx
+++ b/frontend/src/index.tsx
@@ -2,10 +2,12 @@
 import { render } from "solid-js/web"
 import "./index.css"
 import App from "./App"
-import { restoreAccounts } from "./lib/nostr"
+import { PLATFORM_NAME, restoreAccounts } from "./lib/nostr"
 
 const root = document.getElementById("root")!
 
+document.title = PLATFORM_NAME
+
 import("preline").then(() => {
   restoreAccounts()
   render(() => <App />, root)
diff --git a/frontend/src/pages/admin/AdminRelayList.tsx b/frontend/src/pages/admin/AdminRelayList.tsx
index d4a7e30..8105625 100644
--- a/frontend/src/pages/admin/AdminRelayList.tsx
+++ b/frontend/src/pages/admin/AdminRelayList.tsx
@@ -52,7 +52,7 @@ export default function AdminRelayList() {
         errorText="Failed to load relays."
       />
       <Show when={!loading()}>
-        <Show when={(filtered().length ?? 0) > 0} fallback={<p class="text-gray-500">No relays found.</p>}>
+        <Show when={(filtered().length ?? 0) > 0} fallback={<p class="py-20 text-center text-gray-500">No relays found.</p>}>
           <ul class="space-y-3">
             <For each={filtered()}>
               {(relay) => (
diff --git a/frontend/src/pages/admin/AdminTenantList.tsx b/frontend/src/pages/admin/AdminTenantList.tsx
index 924bda6..9ce0d6e 100644
--- a/frontend/src/pages/admin/AdminTenantList.tsx
+++ b/frontend/src/pages/admin/AdminTenantList.tsx
@@ -92,7 +92,7 @@ export default function AdminTenantList() {
         errorText="Failed to load tenants."
       />
       <Show when={!loading()}>
-        <Show when={(filtered().length ?? 0) > 0} fallback={<p class="text-gray-500">No tenants found.</p>}>
+        <Show when={(filtered().length ?? 0) > 0} fallback={<p class="py-20 text-center text-gray-500">No tenants found.</p>}>
           <ul class="space-y-3">
             <For each={filtered()}>
               {(tenant) => {
diff --git a/frontend/src/pages/relays/RelayList.tsx b/frontend/src/pages/relays/RelayList.tsx
index 9abbf6e..53d1078 100644
--- a/frontend/src/pages/relays/RelayList.tsx
+++ b/frontend/src/pages/relays/RelayList.tsx
@@ -79,7 +79,7 @@ export default function RelayList() {
       />
 
       <Show when={!loading()}>
-        <Show when={(filtered().length ?? 0) > 0} fallback={<p class="text-gray-500">No relays match your filters.</p>}>
+        <Show when={(filtered().length ?? 0) > 0} fallback={<p class="py-20 text-center text-gray-500">No relays found.</p>}>
           <ul class="space-y-3">
             <For each={filtered()}>
               {(relay) => (