diff --git a/src/bin/api.rs b/src/bin/api.rs
index 28497f4..d3d6a65 100644
--- a/src/bin/api.rs
+++ b/src/bin/api.rs
@@ -1,5 +1,4 @@
 use anyhow::Error;
-use chrono::Utc;
 use clap::Parser;
 use config::{Config, File};
 use fedimint_tonic_lnd::connect;
diff --git a/src/exchange.rs b/src/exchange.rs
index a1e1c22..d82e04e 100644
--- a/src/exchange.rs
+++ b/src/exchange.rs
@@ -69,6 +69,12 @@ struct MempoolRates {
     pub eur: Option<f32>,
 }
 
+impl Default for ExchangeRateCache {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 impl ExchangeRateCache {
     pub fn new() -> Self {
         Self {
diff --git a/src/host/proxmox.rs b/src/host/proxmox.rs
index 8e25191..a640610 100644
--- a/src/host/proxmox.rs
+++ b/src/host/proxmox.rs
@@ -1,5 +1,5 @@
 use anyhow::{anyhow, bail, Result};
-use log::{debug, error, info};
+use log::debug;
 use reqwest::{ClientBuilder, Method, Url};
 use serde::de::DeserializeOwned;
 use serde::{Deserialize, Serialize};
diff --git a/src/lib.rs b/src/lib.rs
index 24aebe6..6673279 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -5,8 +5,8 @@ pub mod host;
 pub mod invoice;
 pub mod nip98;
 pub mod provisioner;
+pub mod router;
 pub mod settings;
+pub mod ssh_client;
 pub mod status;
 pub mod worker;
-pub mod router;
-pub mod ssh_client;
diff --git a/src/provisioner/lnvps.rs b/src/provisioner/lnvps.rs
index ddfd91c..166c6d4 100644
--- a/src/provisioner/lnvps.rs
+++ b/src/provisioner/lnvps.rs
@@ -1,8 +1,8 @@
 use crate::exchange::{ExchangeRateCache, Ticker};
 use crate::host::get_host_client;
 use crate::host::proxmox::{
-    ConfigureVm, CreateVm, DownloadUrlRequest, ProxmoxClient, ResizeDiskRequest, StorageContent,
-    TaskState, VmBios, VmConfig,
+    CreateVm, DownloadUrlRequest, ProxmoxClient, ResizeDiskRequest, StorageContent, VmBios,
+    VmConfig,
 };
 use crate::provisioner::Provisioner;
 use crate::settings::{QemuConfig, SshConfig};
@@ -14,11 +14,8 @@ use fedimint_tonic_lnd::tonic::async_trait;
 use fedimint_tonic_lnd::Client;
 use ipnetwork::IpNetwork;
 use lnvps_db::hydrate::Hydrate;
-use lnvps_db::{
-    IpRange, LNVpsDb, Vm, VmCostPlanIntervalType, VmHost, VmHostKind, VmIpAssignment, VmOsImage,
-    VmPayment,
-};
-use log::{error, info, warn};
+use lnvps_db::{IpRange, LNVpsDb, Vm, VmCostPlanIntervalType, VmIpAssignment, VmPayment};
+use log::info;
 use nostr::util::hex;
 use rand::random;
 use rand::seq::IteratorRandom;
@@ -26,9 +23,7 @@ use reqwest::Url;
 use std::collections::HashSet;
 use std::net::IpAddr;
 use std::ops::Add;
-use std::path::PathBuf;
 use std::time::Duration;
-use tokio::time::sleep;
 
 pub struct LNVpsProvisioner {
     db: Box<dyn LNVpsDb>,
@@ -146,9 +141,9 @@ impl Provisioner for LNVpsProvisioner {
             disk_id: pick_disk.id,
             mac_address: format!(
                 "bc:24:11:{}:{}:{}",
-                hex::encode(&[random::<u8>()]),
-                hex::encode(&[random::<u8>()]),
-                hex::encode(&[random::<u8>()])
+                hex::encode([random::<u8>()]),
+                hex::encode([random::<u8>()]),
+                hex::encode([random::<u8>()])
             ),
             ..Default::default()
         };
diff --git a/src/router/mikrotik.rs b/src/router/mikrotik.rs
index 3163389..b49509a 100644
--- a/src/router/mikrotik.rs
+++ b/src/router/mikrotik.rs
@@ -1,7 +1,6 @@
-use std::net::IpAddr;
-use lnvps_db::VmIpAssignment;
-use rocket::async_trait;
 use crate::router::Router;
+use rocket::async_trait;
+use std::net::IpAddr;
 
 pub struct MikrotikRouter {
     url: String,
@@ -19,7 +18,12 @@ impl MikrotikRouter {
 
 #[async_trait]
 impl Router for MikrotikRouter {
-    async fn add_arp_entry(&self, ip: IpAddr, mac: &[u8; 6], comment: Option<&str>) -> anyhow::Result<()> {
+    async fn add_arp_entry(
+        &self,
+        ip: IpAddr,
+        mac: &[u8; 6],
+        comment: Option<&str>,
+    ) -> anyhow::Result<()> {
         todo!()
     }
 }
diff --git a/src/status.rs b/src/status.rs
index 1c1f707..12ef585 100644
--- a/src/status.rs
+++ b/src/status.rs
@@ -32,6 +32,12 @@ pub struct VmStateCache {
     state: Arc<RwLock<HashMap<u64, VmState>>>,
 }
 
+impl Default for VmStateCache {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 impl VmStateCache {
     pub fn new() -> Self {
         Self {
diff --git a/src/worker.rs b/src/worker.rs
index aebafe4..cd391e1 100644
--- a/src/worker.rs
+++ b/src/worker.rs
@@ -1,11 +1,11 @@
 use crate::host::get_host_client;
-use crate::host::proxmox::{ProxmoxClient, VmInfo, VmStatus};
+use crate::host::proxmox::{VmInfo, VmStatus};
 use crate::provisioner::Provisioner;
 use crate::status::{VmRunningState, VmState, VmStateCache};
 use anyhow::Result;
 use chrono::{Days, Utc};
 use lnvps_db::LNVpsDb;
-use log::{debug, error, info, warn};
+use log::{debug, error, info};
 use std::ops::Add;
 use tokio::sync::mpsc::{unbounded_channel, UnboundedReceiver, UnboundedSender};