From 83bb589ea63173029b36a88f87f6e113ceb9f6c7 Mon Sep 17 00:00:00 2001
From: archipelago <archipelago@localhost>
Date: Wed, 17 Jun 2026 19:50:46 -0400
Subject: [PATCH] style: cargo fmt for v1.7.99-alpha release gate

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
---
 core/archipelago/src/api/handler/content.rs   |  10 +-
 core/archipelago/src/api/rpc/content.rs       | 116 ++++++++++--------
 .../src/api/rpc/federation/handlers.rs        |   7 +-
 core/archipelago/src/api/rpc/fedimint.rs      |  27 ++--
 core/archipelago/src/api/rpc/lnd/wallet.rs    |  11 +-
 .../archipelago/src/api/rpc/mesh/assistant.rs |  23 ++--
 .../archipelago/src/api/rpc/mesh/messaging.rs |   5 +-
 core/archipelago/src/api/rpc/mesh/status.rs   |  10 +-
 .../archipelago/src/api/rpc/package/stacks.rs |  16 +--
 core/archipelago/src/api/rpc/seed_rpc.rs      |   3 +-
 core/archipelago/src/ceremony.rs              |   9 +-
 core/archipelago/src/container/app_catalog.rs |  10 +-
 .../src/container/prod_orchestrator.rs        |  28 ++++-
 core/archipelago/src/mesh/listener/assist.rs  |  67 ++++++----
 core/archipelago/src/mesh/listener/frames.rs  |   4 +-
 core/archipelago/src/mesh/listener/session.rs |   5 +-
 core/archipelago/src/mesh/scheduler.rs        |   6 +-
 core/archipelago/src/port_allocator.rs        |   2 +-
 core/archipelago/src/server.rs                |   6 +-
 core/archipelago/src/swarm/iroh_provider.rs   |   3 +-
 core/archipelago/src/swarm/mod.rs             |  47 ++++---
 core/archipelago/src/swarm/paid_alpn.rs       |  16 ++-
 core/archipelago/src/swarm/payment.rs         |   3 +-
 core/archipelago/src/swarm/seed_advert.rs     |  22 +++-
 core/archipelago/src/trust/did.rs             |   4 +-
 core/archipelago/src/trust/signed_doc.rs      |  13 +-
 core/archipelago/src/wallet/ecash.rs          | 107 ++++++++++++----
 .../archipelago/src/wallet/fedimint_client.rs |   6 +-
 28 files changed, 384 insertions(+), 202 deletions(-)

diff --git a/core/archipelago/src/api/handler/content.rs b/core/archipelago/src/api/handler/content.rs
index 4ab0f11c..2074a68e 100644
--- a/core/archipelago/src/api/handler/content.rs
+++ b/core/archipelago/src/api/handler/content.rs
@@ -159,10 +159,7 @@ impl ApiHandler {
     /// Seller side (#46): mint a Lightning invoice for a paid catalog item so a
     /// buyer can pay from any external wallet. Path: GET /content/{id}/invoice.
     /// Records a pending entitlement keyed by the invoice's payment hash.
-    pub(super) async fn handle_content_invoice(
-        &self,
-        path: &str,
-    ) -> Result<Response<hyper::Body>> {
+    pub(super) async fn handle_content_invoice(&self, path: &str) -> Result<Response<hyper::Body>> {
         let content_id = path
             .strip_prefix("/content/")
             .and_then(|s| s.strip_suffix("/invoice"))
@@ -295,10 +292,7 @@ impl ApiHandler {
     /// Seller side (#46): issue a fresh on-chain address for a paid catalog item
     /// so a buyer can pay on-chain. Path: GET /content/{id}/onchain. Records a
     /// pending entitlement keyed by the address; price doubles as expected amount.
-    pub(super) async fn handle_content_onchain(
-        &self,
-        path: &str,
-    ) -> Result<Response<hyper::Body>> {
+    pub(super) async fn handle_content_onchain(&self, path: &str) -> Result<Response<hyper::Body>> {
         let content_id = path
             .strip_prefix("/content/")
             .and_then(|s| s.strip_suffix("/onchain"))
diff --git a/core/archipelago/src/api/rpc/content.rs b/core/archipelago/src/api/rpc/content.rs
index 903b2b86..ea66666c 100644
--- a/core/archipelago/src/api/rpc/content.rs
+++ b/core/archipelago/src/api/rpc/content.rs
@@ -382,23 +382,26 @@ impl RpcHandler {
         // Surface a real reason instead of the generic sanitized error (#30):
         // the dial already tries FIPS/mesh then falls back to Tor, so a failure
         // here means the peer is genuinely unreachable on both transports.
-        let (response, transport) =
-            match crate::fips::dial::PeerRequest::new(fips_npub.as_deref(), onion, &path)
-                .service(crate::settings::transport::PeerService::PeerFiles)
-                .header("X-Federation-DID", local_did)
-                .header("X-Payment-Token", token_str)
-                .timeout(std::time::Duration::from_secs(900))
-                .send_get()
-                .await
-            {
-                Ok(v) => v,
-                Err(e) => {
-                    tracing::warn!("paid peer download dial failed for {}: {:#}", onion, e);
-                    return Ok(serde_json::json!({
-                        "error": "Could not reach the peer over mesh or Tor — it may be offline. Please try again."
-                    }));
-                }
-            };
+        let (response, transport) = match crate::fips::dial::PeerRequest::new(
+            fips_npub.as_deref(),
+            onion,
+            &path,
+        )
+        .service(crate::settings::transport::PeerService::PeerFiles)
+        .header("X-Federation-DID", local_did)
+        .header("X-Payment-Token", token_str)
+        .timeout(std::time::Duration::from_secs(900))
+        .send_get()
+        .await
+        {
+            Ok(v) => v,
+            Err(e) => {
+                tracing::warn!("paid peer download dial failed for {}: {:#}", onion, e);
+                return Ok(serde_json::json!({
+                    "error": "Could not reach the peer over mesh or Tor — it may be offline. Please try again."
+                }));
+            }
+        };
         // Record which transport actually reached the peer (B14).
         let _ = crate::federation::record_peer_transport(
             &self.config.data_dir,
@@ -576,23 +579,26 @@ impl RpcHandler {
         let fips_npub = crate::federation::fips_npub_for_onion(&self.config.data_dir, onion).await;
 
         let path = format!("/content/{}", content_id);
-        let (response, transport) =
-            match crate::fips::dial::PeerRequest::new(fips_npub.as_deref(), onion, &path)
-                .service(crate::settings::transport::PeerService::PeerFiles)
-                .header("X-Federation-DID", local_did)
-                .header("X-Invoice-Hash", payment_hash.to_string())
-                .timeout(std::time::Duration::from_secs(900))
-                .send_get()
-                .await
-            {
-                Ok(v) => v,
-                Err(e) => {
-                    tracing::warn!("invoice download dial failed for {}: {:#}", onion, e);
-                    return Ok(serde_json::json!({
-                        "error": "Could not reach the peer over mesh or Tor — it may be offline. Please try again."
-                    }));
-                }
-            };
+        let (response, transport) = match crate::fips::dial::PeerRequest::new(
+            fips_npub.as_deref(),
+            onion,
+            &path,
+        )
+        .service(crate::settings::transport::PeerService::PeerFiles)
+        .header("X-Federation-DID", local_did)
+        .header("X-Invoice-Hash", payment_hash.to_string())
+        .timeout(std::time::Duration::from_secs(900))
+        .send_get()
+        .await
+        {
+            Ok(v) => v,
+            Err(e) => {
+                tracing::warn!("invoice download dial failed for {}: {:#}", onion, e);
+                return Ok(serde_json::json!({
+                    "error": "Could not reach the peer over mesh or Tor — it may be offline. Please try again."
+                }));
+            }
+        };
         let _ = crate::federation::record_peer_transport(
             &self.config.data_dir,
             None,
@@ -697,7 +703,10 @@ impl RpcHandler {
             return Err(anyhow::anyhow!("Invalid v3 onion address"));
         }
         // Bitcoin addresses are alphanumeric; keep strictly so for safe path use.
-        if address.is_empty() || address.len() > 100 || !address.chars().all(|c| c.is_ascii_alphanumeric()) {
+        if address.is_empty()
+            || address.len() > 100
+            || !address.chars().all(|c| c.is_ascii_alphanumeric())
+        {
             return Err(anyhow::anyhow!("Invalid address"));
         }
 
@@ -754,23 +763,26 @@ impl RpcHandler {
         let fips_npub = crate::federation::fips_npub_for_onion(&self.config.data_dir, onion).await;
 
         let path = format!("/content/{}", content_id);
-        let (response, transport) =
-            match crate::fips::dial::PeerRequest::new(fips_npub.as_deref(), onion, &path)
-                .service(crate::settings::transport::PeerService::PeerFiles)
-                .header("X-Federation-DID", local_did)
-                .header("X-Onchain-Address", address.to_string())
-                .timeout(std::time::Duration::from_secs(900))
-                .send_get()
-                .await
-            {
-                Ok(v) => v,
-                Err(e) => {
-                    tracing::warn!("onchain download dial failed for {}: {:#}", onion, e);
-                    return Ok(serde_json::json!({
-                        "error": "Could not reach the peer over mesh or Tor — it may be offline. Please try again."
-                    }));
-                }
-            };
+        let (response, transport) = match crate::fips::dial::PeerRequest::new(
+            fips_npub.as_deref(),
+            onion,
+            &path,
+        )
+        .service(crate::settings::transport::PeerService::PeerFiles)
+        .header("X-Federation-DID", local_did)
+        .header("X-Onchain-Address", address.to_string())
+        .timeout(std::time::Duration::from_secs(900))
+        .send_get()
+        .await
+        {
+            Ok(v) => v,
+            Err(e) => {
+                tracing::warn!("onchain download dial failed for {}: {:#}", onion, e);
+                return Ok(serde_json::json!({
+                    "error": "Could not reach the peer over mesh or Tor — it may be offline. Please try again."
+                }));
+            }
+        };
         let _ = crate::federation::record_peer_transport(
             &self.config.data_dir,
             None,
diff --git a/core/archipelago/src/api/rpc/federation/handlers.rs b/core/archipelago/src/api/rpc/federation/handlers.rs
index 5a63e9bf..3088e8ac 100644
--- a/core/archipelago/src/api/rpc/federation/handlers.rs
+++ b/core/archipelago/src/api/rpc/federation/handlers.rs
@@ -268,12 +268,7 @@ impl RpcHandler {
         let removed_pubkey = federation::load_nodes(&self.config.data_dir)
             .await
             .ok()
-            .and_then(|nodes| {
-                nodes
-                    .into_iter()
-                    .find(|n| n.did == did)
-                    .map(|n| n.pubkey)
-            });
+            .and_then(|nodes| nodes.into_iter().find(|n| n.did == did).map(|n| n.pubkey));
 
         let nodes = federation::remove_node(&self.config.data_dir, did).await?;
         info!(did = %did, "Removed node from federation");
diff --git a/core/archipelago/src/api/rpc/fedimint.rs b/core/archipelago/src/api/rpc/fedimint.rs
index 1be5a2a7..6e11dcec 100644
--- a/core/archipelago/src/api/rpc/fedimint.rs
+++ b/core/archipelago/src/api/rpc/fedimint.rs
@@ -69,20 +69,23 @@ impl RpcHandler {
         let federation_id = client.join(invite_code).await?;
 
         // Try to label it from the federation meta (best-effort).
-        let name = client
-            .info()
-            .await
-            .ok()
-            .and_then(|i| {
-                i.get(&federation_id)
-                    .and_then(|e| e.get("meta"))
-                    .and_then(|m| m.get("federation_name").or_else(|| m.get("federation_expiry_timestamp")))
-                    .and_then(|v| v.as_str())
-                    .map(|s| s.to_string())
-            });
+        let name = client.info().await.ok().and_then(|i| {
+            i.get(&federation_id)
+                .and_then(|e| e.get("meta"))
+                .and_then(|m| {
+                    m.get("federation_name")
+                        .or_else(|| m.get("federation_expiry_timestamp"))
+                })
+                .and_then(|v| v.as_str())
+                .map(|s| s.to_string())
+        });
 
         let mut reg = fedimint_client::load_registry(&self.config.data_dir).await?;
-        if !reg.federations.iter().any(|f| f.federation_id == federation_id) {
+        if !reg
+            .federations
+            .iter()
+            .any(|f| f.federation_id == federation_id)
+        {
             reg.federations.push(JoinedFederation {
                 federation_id: federation_id.clone(),
                 name,
diff --git a/core/archipelago/src/api/rpc/lnd/wallet.rs b/core/archipelago/src/api/rpc/lnd/wallet.rs
index 6fed4286..b479467c 100644
--- a/core/archipelago/src/api/rpc/lnd/wallet.rs
+++ b/core/archipelago/src/api/rpc/lnd/wallet.rs
@@ -205,11 +205,7 @@ impl RpcHandler {
         let payment_hash_hex = body
             .get("r_hash")
             .and_then(|v| v.as_str())
-            .and_then(|b64| {
-                base64::engine::general_purpose::STANDARD
-                    .decode(b64)
-                    .ok()
-            })
+            .and_then(|b64| base64::engine::general_purpose::STANDARD.decode(b64).ok())
             .map(hex::encode)
             .unwrap_or_default();
 
@@ -317,9 +313,8 @@ impl RpcHandler {
                     .get("output_details")
                     .and_then(|v| v.as_array())
                     .map(|arr| {
-                        arr.iter().any(|o| {
-                            o.get("address").and_then(|a| a.as_str()) == Some(address)
-                        })
+                        arr.iter()
+                            .any(|o| o.get("address").and_then(|a| a.as_str()) == Some(address))
                     })
                     .unwrap_or(false);
             if pays_addr {
diff --git a/core/archipelago/src/api/rpc/mesh/assistant.rs b/core/archipelago/src/api/rpc/mesh/assistant.rs
index f9f3e72d..0995298d 100644
--- a/core/archipelago/src/api/rpc/mesh/assistant.rs
+++ b/core/archipelago/src/api/rpc/mesh/assistant.rs
@@ -23,11 +23,10 @@ impl RpcHandler {
         };
 
         let (ollama_detected, models) = detect_ollama().await;
-        let claude_available = tokio::fs::metadata(
-            self.config.data_dir.join("secrets/claude-api-key"),
-        )
-        .await
-        .is_ok();
+        let claude_available =
+            tokio::fs::metadata(self.config.data_dir.join("secrets/claude-api-key"))
+                .await
+                .is_ok();
         Ok(serde_json::json!({
             "enabled": cfg.enabled,
             "model": cfg.model,
@@ -94,7 +93,10 @@ impl RpcHandler {
             .get("fire_at")
             .and_then(|v| v.as_i64())
             .ok_or_else(|| anyhow::anyhow!("fire_at (unix seconds) is required"))?;
-        let contact_id = p.get("contact_id").and_then(|v| v.as_u64()).map(|v| v as u32);
+        let contact_id = p
+            .get("contact_id")
+            .and_then(|v| v.as_u64())
+            .map(|v| v as u32);
         let channel = p.get("channel").and_then(|v| v.as_u64()).map(|v| v as u8);
         if contact_id.is_none() && channel.is_none() {
             anyhow::bail!("either contact_id or channel is required");
@@ -104,7 +106,10 @@ impl RpcHandler {
         let svc = service
             .as_ref()
             .ok_or_else(|| anyhow::anyhow!("Mesh service not running"))?;
-        let msg = svc.scheduler.add(contact_id, channel, body, fire_at).await?;
+        let msg = svc
+            .scheduler
+            .add(contact_id, channel, body, fire_at)
+            .await?;
         Ok(serde_json::to_value(msg)?)
     }
 
@@ -157,7 +162,9 @@ async fn detect_ollama() -> (bool, Vec<String>) {
                 .map(|arr| {
                     arr.iter()
                         .filter_map(|m| {
-                            m.get("name").and_then(|n| n.as_str()).map(|s| s.to_string())
+                            m.get("name")
+                                .and_then(|n| n.as_str())
+                                .map(|s| s.to_string())
                         })
                         .collect()
                 })
diff --git a/core/archipelago/src/api/rpc/mesh/messaging.rs b/core/archipelago/src/api/rpc/mesh/messaging.rs
index 2aa64c25..62dd9011 100644
--- a/core/archipelago/src/api/rpc/mesh/messaging.rs
+++ b/core/archipelago/src/api/rpc/mesh/messaging.rs
@@ -116,7 +116,10 @@ impl RpcHandler {
         {
             config.announce_block_headers = announce;
         }
-        if let Some(receive) = params.get("receive_block_headers").and_then(|v| v.as_bool()) {
+        if let Some(receive) = params
+            .get("receive_block_headers")
+            .and_then(|v| v.as_bool())
+        {
             config.receive_block_headers = receive;
         }
 
diff --git a/core/archipelago/src/api/rpc/mesh/status.rs b/core/archipelago/src/api/rpc/mesh/status.rs
index 3f41cf43..59f61a98 100644
--- a/core/archipelago/src/api/rpc/mesh/status.rs
+++ b/core/archipelago/src/api/rpc/mesh/status.rs
@@ -28,8 +28,14 @@ impl RpcHandler {
             })
         };
         if let Some(obj) = value.as_object_mut() {
-            obj.insert("announce_block_headers".into(), config.announce_block_headers.into());
-            obj.insert("receive_block_headers".into(), config.receive_block_headers.into());
+            obj.insert(
+                "announce_block_headers".into(),
+                config.announce_block_headers.into(),
+            );
+            obj.insert(
+                "receive_block_headers".into(),
+                config.receive_block_headers.into(),
+            );
         }
         Ok(value)
     }
diff --git a/core/archipelago/src/api/rpc/package/stacks.rs b/core/archipelago/src/api/rpc/package/stacks.rs
index b0459735..8155afd9 100644
--- a/core/archipelago/src/api/rpc/package/stacks.rs
+++ b/core/archipelago/src/api/rpc/package/stacks.rs
@@ -469,7 +469,10 @@ async fn wait_for_stack_containers(
                                     PODMAN_STACK_PROBE_TIMEOUT,
                                 )
                                 .await;
-                                pending.push(format!("{}=restarting({}/{})", container, *attempts, MAX_RESTARTS));
+                                pending.push(format!(
+                                    "{}=restarting({}/{})",
+                                    container, *attempts, MAX_RESTARTS
+                                ));
                             } else {
                                 let logs = stack_container_logs(container, 40).await;
                                 install_log(&format!(
@@ -1997,11 +2000,7 @@ async fn ensure_netbird_tls_cert(host_ip: &str) -> Result<()> {
     Ok(())
 }
 
-async fn write_netbird_config_files(
-    host_ip: &str,
-    lan_ip: &str,
-    resolver_ip: &str,
-) -> Result<()> {
+async fn write_netbird_config_files(host_ip: &str, lan_ip: &str, resolver_ip: &str) -> Result<()> {
     // netbird's dashboard uses window.crypto.subtle (OIDC PKCE), which browsers
     // only expose in a SECURE context — so the proxy serves HTTPS and every
     // origin here is https (issue #15: over plain http the dashboard threw
@@ -2187,7 +2186,10 @@ async fn detect_netbird_public_host_ip() -> Option<String> {
         .await
         .ok()?;
     let stdout = String::from_utf8_lossy(&output.stdout);
-    let ips: Vec<&str> = stdout.split_whitespace().filter(|s| s.contains('.')).collect();
+    let ips: Vec<&str> = stdout
+        .split_whitespace()
+        .filter(|s| s.contains('.'))
+        .collect();
 
     // Prefer the LAN address as the canonical origin — that's what users browse
     // to on the local network. Baking the Tailscale 100.x address here broke
diff --git a/core/archipelago/src/api/rpc/seed_rpc.rs b/core/archipelago/src/api/rpc/seed_rpc.rs
index 22e5057a..13c6870d 100644
--- a/core/archipelago/src/api/rpc/seed_rpc.rs
+++ b/core/archipelago/src/api/rpc/seed_rpc.rs
@@ -398,8 +398,7 @@ impl RpcHandler {
             .and_then(|v| v.as_str())
             .map(|s| s.to_string());
         let secret_phrase = passphrase.unwrap_or_else(|| password.clone());
-        let reveal =
-            crate::seed::load_seed_encrypted(&self.config.data_dir, &secret_phrase).await;
+        let reveal = crate::seed::load_seed_encrypted(&self.config.data_dir, &secret_phrase).await;
         password.zeroize();
         let mnemonic = reveal.map_err(|_| {
             anyhow::anyhow!(
diff --git a/core/archipelago/src/ceremony.rs b/core/archipelago/src/ceremony.rs
index b491639c..1036cc4c 100644
--- a/core/archipelago/src/ceremony.rs
+++ b/core/archipelago/src/ceremony.rs
@@ -92,7 +92,10 @@ fn cmd_sign(path: &str) -> Result<()> {
 
     let obj = value.as_object_mut().expect("checked above");
     obj.insert("signature".into(), serde_json::Value::String(signature));
-    obj.insert("signed_by".into(), serde_json::Value::String(signed_by.clone()));
+    obj.insert(
+        "signed_by".into(),
+        serde_json::Value::String(signed_by.clone()),
+    );
 
     let pretty = serde_json::to_string_pretty(&value).context("serialize signed document")?;
     let tmp = format!("{path}.tmp");
@@ -107,8 +110,8 @@ fn cmd_sign(path: &str) -> Result<()> {
 /// Derive the release-root signing key from the mnemonic in env/stdin.
 fn load_release_root_key() -> Result<SigningKey> {
     let phrase = read_mnemonic()?;
-    let (_mnemonic, seed) =
-        MasterSeed::from_mnemonic_words(phrase.trim()).context("invalid release master mnemonic")?;
+    let (_mnemonic, seed) = MasterSeed::from_mnemonic_words(phrase.trim())
+        .context("invalid release master mnemonic")?;
     seed::derive_release_root_ed25519(&seed).context("derive release-root")
 }
 
diff --git a/core/archipelago/src/container/app_catalog.rs b/core/archipelago/src/container/app_catalog.rs
index 912c3b8f..b32980d0 100644
--- a/core/archipelago/src/container/app_catalog.rs
+++ b/core/archipelago/src/container/app_catalog.rs
@@ -281,9 +281,15 @@ async fn fetch_one(client: &reqwest::Client, url: &str) -> anyhow::Result<AppCat
         crate::trust::SignatureStatus::Unsigned => {
             debug!("app-catalog: unsigned (accepted during migration window)");
         }
-        crate::trust::SignatureStatus::Verified { signer_did, anchored } => {
+        crate::trust::SignatureStatus::Verified {
+            signer_did,
+            anchored,
+        } => {
             if anchored {
-                info!("app-catalog: release-root signature verified ({})", signer_did);
+                info!(
+                    "app-catalog: release-root signature verified ({})",
+                    signer_did
+                );
             } else {
                 warn!(
                     "app-catalog: signature self-consistent but release-root anchor \
diff --git a/core/archipelago/src/container/prod_orchestrator.rs b/core/archipelago/src/container/prod_orchestrator.rs
index f83f609b..fd544b21 100644
--- a/core/archipelago/src/container/prod_orchestrator.rs
+++ b/core/archipelago/src/container/prod_orchestrator.rs
@@ -235,7 +235,9 @@ fn build_fingerprint_stamp_path(data_dir: &Path, tag: &str) -> PathBuf {
         .chars()
         .map(|c| if c.is_ascii_alphanumeric() { c } else { '_' })
         .collect();
-    data_dir.join(".image-build").join(format!("{safe}.fingerprint"))
+    data_dir
+        .join(".image-build")
+        .join(format!("{safe}.fingerprint"))
 }
 
 async fn chown_for_rootless_container(uid_gid: &str, path: &str) -> Result<()> {
@@ -362,7 +364,16 @@ async fn ensure_running_container_ownership(name: &str) -> bool {
 
         // Repair inside the container's userns — podman maps to the right host uid.
         let chown = tokio::process::Command::new("podman")
-            .args(["exec", "-u", "0", name, "chown", "-R", &format!("{uid}:{gid}"), dest])
+            .args([
+                "exec",
+                "-u",
+                "0",
+                name,
+                "chown",
+                "-R",
+                &format!("{uid}:{gid}"),
+                dest,
+            ])
             .output()
             .await;
         match chown {
@@ -378,7 +389,9 @@ async fn ensure_running_container_ownership(name: &str) -> bool {
                 "volume ownership repair failed: {}",
                 String::from_utf8_lossy(&o.stderr).trim()
             ),
-            Err(e) => tracing::warn!(container = %name, dest, "volume ownership repair errored: {e}"),
+            Err(e) => {
+                tracing::warn!(container = %name, dest, "volume ownership repair errored: {e}")
+            }
         }
     }
     repaired
@@ -4634,10 +4647,15 @@ app:
 
     #[test]
     fn build_fingerprint_stamp_path_sanitizes_tag() {
-        let p = build_fingerprint_stamp_path(Path::new("/var/lib/archipelago"), "localhost/bitcoin-ui:local");
+        let p = build_fingerprint_stamp_path(
+            Path::new("/var/lib/archipelago"),
+            "localhost/bitcoin-ui:local",
+        );
         assert_eq!(
             p,
-            PathBuf::from("/var/lib/archipelago/.image-build/localhost_bitcoin_ui_local.fingerprint")
+            PathBuf::from(
+                "/var/lib/archipelago/.image-build/localhost_bitcoin_ui_local.fingerprint"
+            )
         );
     }
 }
diff --git a/core/archipelago/src/mesh/listener/assist.rs b/core/archipelago/src/mesh/listener/assist.rs
index f53125ff..0e54a46e 100644
--- a/core/archipelago/src/mesh/listener/assist.rs
+++ b/core/archipelago/src/mesh/listener/assist.rs
@@ -65,11 +65,13 @@ pub(super) async fn run_assist(
             "AssistQuery denied — sender not permitted by assistant policy"
         );
         // Silent on the wire (no airtime spent on denials); surface to the UI.
-        let _ = state.event_tx.send(super::super::types::MeshEvent::AssistResponseReady {
-            req_id,
-            to_contact_id: asker,
-            error: Some("denied".to_string()),
-        });
+        let _ = state
+            .event_tx
+            .send(super::super::types::MeshEvent::AssistResponseReady {
+                req_id,
+                to_contact_id: asker,
+                error: Some("denied".to_string()),
+            });
         return;
     }
 
@@ -77,22 +79,31 @@ pub(super) async fn run_assist(
     {
         let mut inflight = state.assist_inflight.write().await;
         if !inflight.insert(asker) {
-            warn!(from = asker, "AssistQuery dropped — asker already has one in flight");
+            warn!(
+                from = asker,
+                "AssistQuery dropped — asker already has one in flight"
+            );
             return;
         }
     }
 
-    let _ = state.event_tx.send(super::super::types::MeshEvent::AssistQueryReceived {
-        from_contact_id: asker,
-        prompt: prompt.clone(),
-    });
+    let _ = state
+        .event_tx
+        .send(super::super::types::MeshEvent::AssistQueryReceived {
+            from_contact_id: asker,
+            prompt: prompt.clone(),
+        });
 
     let (backend, configured_model) = {
         let a = state.assistant.read().await;
         (a.backend.clone(), a.model.clone())
     };
     let is_claude = backend == "claude";
-    let default_model = if is_claude { CLAUDE_DEFAULT_MODEL } else { DEFAULT_MODEL };
+    let default_model = if is_claude {
+        CLAUDE_DEFAULT_MODEL
+    } else {
+        DEFAULT_MODEL
+    };
     let model = model_override
         .or(configured_model)
         .unwrap_or_else(|| default_model.to_string());
@@ -108,20 +119,24 @@ pub(super) async fn run_assist(
     match result {
         Ok(answer) => {
             send_reply(&state, &reply, req_id, &answer).await;
-            let _ = state.event_tx.send(super::super::types::MeshEvent::AssistResponseReady {
-                req_id,
-                to_contact_id: asker,
-                error: None,
-            });
+            let _ = state
+                .event_tx
+                .send(super::super::types::MeshEvent::AssistResponseReady {
+                    req_id,
+                    to_contact_id: asker,
+                    error: None,
+                });
         }
         Err(e) => {
             warn!(req_id, "AI query failed: {}", e);
             send_failure(&state, &reply, req_id, "AI unavailable").await;
-            let _ = state.event_tx.send(super::super::types::MeshEvent::AssistResponseReady {
-                req_id,
-                to_contact_id: asker,
-                error: Some(e.to_string()),
-            });
+            let _ = state
+                .event_tx
+                .send(super::super::types::MeshEvent::AssistResponseReady {
+                    req_id,
+                    to_contact_id: asker,
+                    error: Some(e.to_string()),
+                });
         }
     }
 
@@ -219,7 +234,10 @@ async fn send_typed_chunks(state: &Arc<MeshState>, dest_contact_id: u32, req_id:
     let chunks: Vec<String> = if chars.is_empty() {
         vec![String::new()]
     } else {
-        chars.chunks(CHUNK_CHARS).map(|c| c.iter().collect()).collect()
+        chars
+            .chunks(CHUNK_CHARS)
+            .map(|c| c.iter().collect())
+            .collect()
     };
     let last = chunks.len().saturating_sub(1);
     for (i, chunk) in chunks.into_iter().enumerate() {
@@ -337,7 +355,10 @@ async fn call_claude(data_dir: &Path, model: &str, prompt: &str) -> anyhow::Resu
     let text = json
         .get("content")
         .and_then(|c| c.as_array())
-        .and_then(|arr| arr.iter().find_map(|b| b.get("text").and_then(|t| t.as_str())))
+        .and_then(|arr| {
+            arr.iter()
+                .find_map(|b| b.get("text").and_then(|t| t.as_str()))
+        })
         .unwrap_or("")
         .to_string();
     if text.trim().is_empty() {
diff --git a/core/archipelago/src/mesh/listener/frames.rs b/core/archipelago/src/mesh/listener/frames.rs
index 78fbba36..1d0b60b9 100644
--- a/core/archipelago/src/mesh/listener/frames.rs
+++ b/core/archipelago/src/mesh/listener/frames.rs
@@ -340,9 +340,7 @@ async fn handle_channel_payload(
     // seeded peer instead of creating a duplicate chat thread. Not stored as
     // a chat message.
     if let Ok(text) = std::str::from_utf8(payload) {
-        if let Some((did, ed_hex, x_hex)) =
-            super::super::protocol::parse_identity_broadcast(text)
-        {
+        if let Some((did, ed_hex, x_hex)) = super::super::protocol::parse_identity_broadcast(text) {
             // Ignore our own identity echoed back by the radio/channel.
             if ed_hex.eq_ignore_ascii_case(&state.our_ed_pubkey_hex) {
                 return;
diff --git a/core/archipelago/src/mesh/listener/session.rs b/core/archipelago/src/mesh/listener/session.rs
index 6e5448d4..3f816467 100644
--- a/core/archipelago/src/mesh/listener/session.rs
+++ b/core/archipelago/src/mesh/listener/session.rs
@@ -433,7 +433,10 @@ pub(super) async fn run_mesh_session(
         our_ed_pubkey_hex,
         our_x25519_pubkey_hex,
     );
-    if let Err(e) = device.send_channel_text(0, identity_advert.as_bytes()).await {
+    if let Err(e) = device
+        .send_channel_text(0, identity_advert.as_bytes())
+        .await
+    {
         warn!("Failed to broadcast archipelago identity: {}", e);
     }
 
diff --git a/core/archipelago/src/mesh/scheduler.rs b/core/archipelago/src/mesh/scheduler.rs
index 0778749b..6c9cc45d 100644
--- a/core/archipelago/src/mesh/scheduler.rs
+++ b/core/archipelago/src/mesh/scheduler.rs
@@ -165,7 +165,11 @@ async fn fire_due(scheduler: &Arc<MeshScheduler>, state: &Arc<MeshState>) {
             if failed.contains(&m.id) {
                 m.attempts += 1;
                 if m.attempts >= MAX_ATTEMPTS {
-                    warn!(id = m.id, attempts = m.attempts, "Dropping undeliverable scheduled message");
+                    warn!(
+                        id = m.id,
+                        attempts = m.attempts,
+                        "Dropping undeliverable scheduled message"
+                    );
                     to_remove.push(m.id);
                 }
             }
diff --git a/core/archipelago/src/port_allocator.rs b/core/archipelago/src/port_allocator.rs
index 98e85329..5075ff3e 100644
--- a/core/archipelago/src/port_allocator.rs
+++ b/core/archipelago/src/port_allocator.rs
@@ -18,7 +18,7 @@ const RESERVED_PORTS: &[u16] = &[
     4080, 8999, 50001, // Mempool stack
     23000, // BTCPay
     8173, 8174, 8175,  // Fedimint
-    8178, // Fedimint client daemon (fedimint-clientd REST)
+    8178,  // Fedimint client daemon (fedimint-clientd REST)
     8123,  // Home Assistant
     3000,  // Grafana
     11434, // Ollama
diff --git a/core/archipelago/src/server.rs b/core/archipelago/src/server.rs
index 6c093938..b8a4d822 100644
--- a/core/archipelago/src/server.rs
+++ b/core/archipelago/src/server.rs
@@ -292,9 +292,9 @@ impl Server {
                                             sm.update_data(data).await;
                                         }
                                         Ok(_) => {}
-                                        Err(tokio::sync::broadcast::error::RecvError::Lagged(_)) => {
-                                            continue
-                                        }
+                                        Err(tokio::sync::broadcast::error::RecvError::Lagged(
+                                            _,
+                                        )) => continue,
                                         Err(_) => break, // sender dropped → mesh stopped
                                     }
                                 }
diff --git a/core/archipelago/src/swarm/iroh_provider.rs b/core/archipelago/src/swarm/iroh_provider.rs
index afc57cc3..c21f12cc 100644
--- a/core/archipelago/src/swarm/iroh_provider.rs
+++ b/core/archipelago/src/swarm/iroh_provider.rs
@@ -120,7 +120,8 @@ impl IrohProvider {
         // The event sender gates each request through the ecash `streaming` layer
         // — free by default, paid only if the operator priced `content-download`
         // (Networking Profits → Settings). It also hard-disables peer writes.
-        let event_sender = super::paid::gated_event_sender(data_dir.to_path_buf(), (*store).clone());
+        let event_sender =
+            super::paid::gated_event_sender(data_dir.to_path_buf(), (*store).clone());
         let blobs = BlobsProtocol::new(&store, Some(event_sender));
         // Shape-A paid negotiation rides a second ALPN on the same endpoint so a
         // downloader can pay (open a session) before the blob-GET above serves it.
diff --git a/core/archipelago/src/swarm/mod.rs b/core/archipelago/src/swarm/mod.rs
index f675e6b0..d60164a8 100644
--- a/core/archipelago/src/swarm/mod.rs
+++ b/core/archipelago/src/swarm/mod.rs
@@ -108,7 +108,9 @@ pub async fn init(
         if enabled {
             warn!("swarm: swarm_enabled set but binary built without the `iroh-swarm` feature — staying origin-only");
         }
-        let _ = RUNTIME.set(SwarmRuntime { providers: Vec::new() });
+        let _ = RUNTIME.set(SwarmRuntime {
+            providers: Vec::new(),
+        });
         return Ok(());
     }
 
@@ -123,13 +125,10 @@ pub async fn init(
             return Ok(());
         }
 
-        let discovery: Arc<dyn iroh_provider::ProviderDiscovery> =
-            Arc::new(iroh_provider::NostrSeedDiscovery::new(
-                relays.to_vec(),
-                tor_proxy.map(str::to_string),
-            ));
-        let provider =
-            Arc::new(iroh_provider::IrohProvider::new(data_dir, Some(discovery)).await?);
+        let discovery: Arc<dyn iroh_provider::ProviderDiscovery> = Arc::new(
+            iroh_provider::NostrSeedDiscovery::new(relays.to_vec(), tor_proxy.map(str::to_string)),
+        );
+        let provider = Arc::new(iroh_provider::IrohProvider::new(data_dir, Some(discovery)).await?);
         info!(
             "swarm: iroh provider active (endpoint {}) — swarm-assist enabled, origin always wins",
             provider.endpoint_id()
@@ -231,7 +230,10 @@ where
         }
     }
 
-    debug!("swarm: no provider served {} — falling back to origin", digest);
+    debug!(
+        "swarm: no provider served {} — falling back to origin",
+        digest
+    );
     origin().await?;
     Ok(FetchSource::Origin)
 }
@@ -248,7 +250,11 @@ mod tests {
     use std::sync::atomic::{AtomicBool, Ordering};
 
     fn digest_of(bytes: &[u8]) -> ContentDigest {
-        ContentDigest::parse(&format!("blake3:{}", crate::content_hash::blake3_hex(bytes))).unwrap()
+        ContentDigest::parse(&format!(
+            "blake3:{}",
+            crate::content_hash::blake3_hex(bytes)
+        ))
+        .unwrap()
     }
 
     /// Provider that writes a fixed payload (which may or may not match).
@@ -295,7 +301,10 @@ mod tests {
         .await
         .unwrap();
         assert_eq!(src, FetchSource::Swarm);
-        assert!(!origin_ran.load(Ordering::SeqCst), "origin must not run on swarm hit");
+        assert!(
+            !origin_ran.load(Ordering::SeqCst),
+            "origin must not run on swarm hit"
+        );
         assert_eq!(tokio::fs::read(&dest).await.unwrap(), content);
     }
 
@@ -316,7 +325,11 @@ mod tests {
         })
         .await
         .unwrap();
-        assert_eq!(src, FetchSource::Origin, "tampered swarm bytes must not be accepted");
+        assert_eq!(
+            src,
+            FetchSource::Origin,
+            "tampered swarm bytes must not be accepted"
+        );
         assert_eq!(tokio::fs::read(&dest).await.unwrap(), content);
     }
 
@@ -343,8 +356,14 @@ mod tests {
         let content = b"second wins".to_vec();
         let digest = digest_of(&content);
         let providers = vec![
-            arc(FixedProvider { name: "miss", payload: None }),
-            arc(FixedProvider { name: "hit", payload: Some(content.clone()) }),
+            arc(FixedProvider {
+                name: "miss",
+                payload: None,
+            }),
+            arc(FixedProvider {
+                name: "hit",
+                payload: Some(content.clone()),
+            }),
         ];
         let src = fetch_content_addressed(&digest, &providers, &dest, || async {
             tokio::fs::write(&dest, b"origin").await?;
diff --git a/core/archipelago/src/swarm/paid_alpn.rs b/core/archipelago/src/swarm/paid_alpn.rs
index 8a1fca5c..48b7c407 100644
--- a/core/archipelago/src/swarm/paid_alpn.rs
+++ b/core/archipelago/src/swarm/paid_alpn.rs
@@ -166,7 +166,9 @@ impl ProtocolHandler for PaidBlobsProtocol {
                 },
             };
             let bytes = serde_json::to_vec(&response).map_err(AcceptError::from_err)?;
-            send.write_all(&bytes).await.map_err(AcceptError::from_err)?;
+            send.write_all(&bytes)
+                .await
+                .map_err(AcceptError::from_err)?;
             send.finish().map_err(AcceptError::from_err)?;
         }
         Ok(())
@@ -192,7 +194,9 @@ pub async fn negotiate_access(
     match negotiate_inner(endpoint, data_dir, peer, blake3_hex, policy).await {
         Ok(proceed) => proceed,
         Err(e) => {
-            tracing::debug!("paid-alpn: negotiation with {peer} failed ({e}) — proceeding (gate decides)");
+            tracing::debug!(
+                "paid-alpn: negotiation with {peer} failed ({e}) — proceeding (gate decides)"
+            );
             true
         }
     }
@@ -265,7 +269,10 @@ mod tests {
             token: None,
         };
         let json = serde_json::to_string(&req).unwrap();
-        assert!(!json.contains("token"), "absent token must be omitted: {json}");
+        assert!(
+            !json.contains("token"),
+            "absent token must be omitted: {json}"
+        );
         let back: PaidRequest = serde_json::from_str(&json).unwrap();
         assert_eq!(back.want, "abcd");
         assert!(back.token.is_none());
@@ -277,7 +284,8 @@ mod tests {
             want: "ff".into(),
             token: Some("cashuAbc".into()),
         };
-        let back: PaidRequest = serde_json::from_str(&serde_json::to_string(&req).unwrap()).unwrap();
+        let back: PaidRequest =
+            serde_json::from_str(&serde_json::to_string(&req).unwrap()).unwrap();
         assert_eq!(back.token.as_deref(), Some("cashuAbc"));
     }
 
diff --git a/core/archipelago/src/swarm/payment.rs b/core/archipelago/src/swarm/payment.rs
index 3e681678..8c2888e7 100644
--- a/core/archipelago/src/swarm/payment.rs
+++ b/core/archipelago/src/swarm/payment.rs
@@ -88,7 +88,8 @@ pub async fn auto_pay_token(
         return Ok(None);
     }
 
-    match ecash::build_payment_token(data_dir, accepted_mints, price_sats, policy.max_fee_sats).await
+    match ecash::build_payment_token(data_dir, accepted_mints, price_sats, policy.max_fee_sats)
+        .await
     {
         Ok(token) => Ok(Some(token)),
         Err(e) => {
diff --git a/core/archipelago/src/swarm/seed_advert.rs b/core/archipelago/src/swarm/seed_advert.rs
index 9f0c9d5a..b12e9e29 100644
--- a/core/archipelago/src/swarm/seed_advert.rs
+++ b/core/archipelago/src/swarm/seed_advert.rs
@@ -191,7 +191,10 @@ mod tests {
         let hash = "b".repeat(64);
         let json = serde_json::to_string(&advertisement_filter(&hash)).unwrap();
         assert!(json.contains(&hash), "filter must target the hash d-tag");
-        assert!(json.contains("30081"), "filter must constrain the seed kind");
+        assert!(
+            json.contains("30081"),
+            "filter must constrain the seed kind"
+        );
     }
 
     #[test]
@@ -212,10 +215,19 @@ mod tests {
         let a = Keys::generate();
         let b = Keys::generate();
         let hash = "d".repeat(64);
-        let e1 = advertisement_builder(&hash, "endpoint-A").sign_with_keys(&a).unwrap();
-        let e2 = advertisement_builder(&hash, "endpoint-A").sign_with_keys(&b).unwrap();
-        let e3 = advertisement_builder(&hash, "endpoint-B").sign_with_keys(&b).unwrap();
+        let e1 = advertisement_builder(&hash, "endpoint-A")
+            .sign_with_keys(&a)
+            .unwrap();
+        let e2 = advertisement_builder(&hash, "endpoint-A")
+            .sign_with_keys(&b)
+            .unwrap();
+        let e3 = advertisement_builder(&hash, "endpoint-B")
+            .sign_with_keys(&b)
+            .unwrap();
         let ids = endpoint_ids_from_events([&e1, &e2, &e3]);
-        assert_eq!(ids, vec!["endpoint-A".to_string(), "endpoint-B".to_string()]);
+        assert_eq!(
+            ids,
+            vec!["endpoint-A".to_string(), "endpoint-B".to_string()]
+        );
     }
 }
diff --git a/core/archipelago/src/trust/did.rs b/core/archipelago/src/trust/did.rs
index a7e174a1..7789c8cd 100644
--- a/core/archipelago/src/trust/did.rs
+++ b/core/archipelago/src/trust/did.rs
@@ -28,9 +28,7 @@ pub fn ed25519_pubkey_from_did_key(did: &str) -> Result<VerifyingKey> {
     if decoded.len() != 34 || decoded[0..2] != ED25519_MULTICODEC {
         return Err(anyhow!("not an Ed25519 did:key (bad multicodec prefix)"));
     }
-    let arr: [u8; 32] = decoded[2..]
-        .try_into()
-        .expect("length checked above");
+    let arr: [u8; 32] = decoded[2..].try_into().expect("length checked above");
     VerifyingKey::from_bytes(&arr).context("invalid Ed25519 public key in did:key")
 }
 
diff --git a/core/archipelago/src/trust/signed_doc.rs b/core/archipelago/src/trust/signed_doc.rs
index adb4d70a..a0147894 100644
--- a/core/archipelago/src/trust/signed_doc.rs
+++ b/core/archipelago/src/trust/signed_doc.rs
@@ -60,7 +60,13 @@ pub fn verify_detached(doc: &Value) -> Result<SignatureStatus> {
     let signed_by = obj
         .get(SIGNED_BY_FIELD)
         .and_then(Value::as_str)
-        .ok_or_else(|| anyhow!("signed document has `{}` but no `{}`", SIGNATURE_FIELD, SIGNED_BY_FIELD))?;
+        .ok_or_else(|| {
+            anyhow!(
+                "signed document has `{}` but no `{}`",
+                SIGNATURE_FIELD,
+                SIGNED_BY_FIELD
+            )
+        })?;
 
     let signer = did::ed25519_pubkey_from_did_key(signed_by)
         .with_context(|| format!("invalid `{}` did:key", SIGNED_BY_FIELD))?;
@@ -174,7 +180,10 @@ mod tests {
     #[test]
     fn tampered_payload_is_rejected() {
         let mut signed = sign_into(&test_key(), json!({"schema": 1, "n": 42}));
-        signed.as_object_mut().unwrap().insert("n".into(), json!(43));
+        signed
+            .as_object_mut()
+            .unwrap()
+            .insert("n".into(), json!(43));
         assert!(verify_detached(&signed).is_err());
     }
 
diff --git a/core/archipelago/src/wallet/ecash.rs b/core/archipelago/src/wallet/ecash.rs
index 537f1269..81ce5a43 100644
--- a/core/archipelago/src/wallet/ecash.rs
+++ b/core/archipelago/src/wallet/ecash.rs
@@ -489,8 +489,12 @@ pub async fn swap_between_mints(
         // The pay leg never completed — record the route failure so future
         // payments can prefer a route with a track record.
         record_swap_failure(data_dir, from_mint, to_mint).await;
-        return Err(e)
-            .with_context(|| format!("melting source proofs at {} to pay target invoice", from_mint));
+        return Err(e).with_context(|| {
+            format!(
+                "melting source proofs at {} to pay target invoice",
+                from_mint
+            )
+        });
     }
 
     // Persist the spend BEFORE claiming so a crash can't double-spend, and
@@ -533,7 +537,10 @@ pub async fn swap_between_mints(
     wallet.record_tx(
         TransactionType::Mint,
         minted,
-        &format!("Cross-mint swap {}→{}: claimed {} sats", from_mint, to_mint, minted),
+        &format!(
+            "Cross-mint swap {}→{}: claimed {} sats",
+            from_mint, to_mint, minted
+        ),
         to_mint,
         from_mint,
     );
@@ -680,7 +687,11 @@ pub enum PaymentPlan {
 /// Pure and synchronous so it can be unit-tested without a live mint. It does
 /// not know swap fees; `swap_between_mints` enforces the fee cap and bails (→
 /// origin fallback) if the chosen source can't cover amount + fee.
-fn plan_payment(holdings: &[(String, u64)], accepted: &[(String, bool)], amount: u64) -> PaymentPlan {
+fn plan_payment(
+    holdings: &[(String, u64)],
+    accepted: &[(String, bool)],
+    amount: u64,
+) -> PaymentPlan {
     let norm = |s: &str| s.trim_end_matches('/').to_string();
     let home = norm(&default_mint_url());
     let held = |mint: &str| -> u64 {
@@ -692,10 +703,8 @@ fn plan_payment(holdings: &[(String, u64)], accepted: &[(String, bool)], amount:
     };
 
     // 1. Direct: any accepted mint we already hold enough on. Prefer home.
-    let mut direct: Vec<&(String, bool)> = accepted
-        .iter()
-        .filter(|(m, _)| held(m) >= amount)
-        .collect();
+    let mut direct: Vec<&(String, bool)> =
+        accepted.iter().filter(|(m, _)| held(m) >= amount).collect();
     direct.sort_by_key(|(m, _)| norm(m) != home); // home (false) sorts first
     if let Some((mint, _)) = direct.first() {
         return PaymentPlan::Direct {
@@ -761,7 +770,10 @@ pub async fn build_payment_token(
 
     match plan_payment(&holdings, &accepted, amount_sats) {
         PaymentPlan::Direct { mint_url } => {
-            debug!("Payment plan: direct from {} for {} sats", mint_url, amount_sats);
+            debug!(
+                "Payment plan: direct from {} for {} sats",
+                mint_url, amount_sats
+            );
             send_token_at(data_dir, &mint_url, amount_sats).await
         }
         PaymentPlan::Swap { from_mint, to_mint } => {
@@ -844,7 +856,10 @@ pub async fn resume_pending_swaps(data_dir: &Path) -> Result<u64> {
         let to = match MintClient::new(&swap.to_mint) {
             Ok(c) => c,
             Err(e) => {
-                warn!("resume_pending_swaps: bad target mint {}: {}", swap.to_mint, e);
+                warn!(
+                    "resume_pending_swaps: bad target mint {}: {}",
+                    swap.to_mint, e
+                );
                 continue;
             }
         };
@@ -883,7 +898,10 @@ pub async fn resume_pending_swaps(data_dir: &Path) -> Result<u64> {
                         swap.from_mint, swap.to_mint, minted
                     );
                 }
-                Err(e) => warn!("resume_pending_swaps: claim failed for {}: {}", swap.mint_quote_id, e),
+                Err(e) => warn!(
+                    "resume_pending_swaps: claim failed for {}: {}",
+                    swap.mint_quote_id, e
+                ),
             },
             "ISSUED" => {
                 // Already claimed on a previous run — drop the journal entry.
@@ -940,14 +958,20 @@ async fn save_swap_liquidity(data_dir: &Path, liq: &SwapLiquidity) {
 /// Record that a swap route succeeded (best-effort; never fails the caller).
 async fn record_swap_success(data_dir: &Path, from_mint: &str, to_mint: &str) {
     let mut liq = load_swap_liquidity(data_dir).await;
-    liq.routes.entry(route_key(from_mint, to_mint)).or_default().successes += 1;
+    liq.routes
+        .entry(route_key(from_mint, to_mint))
+        .or_default()
+        .successes += 1;
     save_swap_liquidity(data_dir, &liq).await;
 }
 
 /// Record that a swap route failed (best-effort; never fails the caller).
 async fn record_swap_failure(data_dir: &Path, from_mint: &str, to_mint: &str) {
     let mut liq = load_swap_liquidity(data_dir).await;
-    liq.routes.entry(route_key(from_mint, to_mint)).or_default().failures += 1;
+    liq.routes
+        .entry(route_key(from_mint, to_mint))
+        .or_default()
+        .failures += 1;
     save_swap_liquidity(data_dir, &liq).await;
 }
 
@@ -1574,17 +1598,38 @@ mod tests {
         wallet.add_proofs(
             "http://mint-a",
             vec![
-                Proof { amount: 10, id: "k".into(), secret: "s1".into(), c: "c".into() },
-                Proof { amount: 5, id: "k".into(), secret: "s2".into(), c: "c".into() },
+                Proof {
+                    amount: 10,
+                    id: "k".into(),
+                    secret: "s1".into(),
+                    c: "c".into(),
+                },
+                Proof {
+                    amount: 5,
+                    id: "k".into(),
+                    secret: "s2".into(),
+                    c: "c".into(),
+                },
             ],
         );
         wallet.add_proofs(
             "http://mint-b",
-            vec![Proof { amount: 7, id: "k".into(), secret: "s3".into(), c: "c".into() }],
+            vec![Proof {
+                amount: 7,
+                id: "k".into(),
+                secret: "s3".into(),
+                c: "c".into(),
+            }],
         );
         wallet.proofs[1].spent = true; // exclude the 5 on mint-a
         let by_mint = wallet.spendable_by_mint();
-        assert_eq!(by_mint, vec![("http://mint-a".to_string(), 10), ("http://mint-b".to_string(), 7)]);
+        assert_eq!(
+            by_mint,
+            vec![
+                ("http://mint-a".to_string(), 10),
+                ("http://mint-b".to_string(), 7)
+            ]
+        );
     }
 
     #[test]
@@ -1606,7 +1651,9 @@ mod tests {
         let accepted = vec![("https://b".into(), true)];
         assert_eq!(
             plan_payment(&holdings, &accepted, 50),
-            PaymentPlan::Direct { mint_url: "https://b".into() }
+            PaymentPlan::Direct {
+                mint_url: "https://b".into()
+            }
         );
     }
 
@@ -1617,7 +1664,10 @@ mod tests {
         let accepted = vec![("https://b".into(), true)];
         assert_eq!(
             plan_payment(&holdings, &accepted, 50),
-            PaymentPlan::Swap { from_mint: "https://a".into(), to_mint: "https://b".into() }
+            PaymentPlan::Swap {
+                from_mint: "https://a".into(),
+                to_mint: "https://b".into()
+            }
         );
     }
 
@@ -1626,7 +1676,10 @@ mod tests {
         // Seeder accepts only B, but B is not trusted → no swap, insufficient.
         let holdings = vec![("https://a".into(), 100)];
         let accepted = vec![("https://b".into(), false)];
-        assert_eq!(plan_payment(&holdings, &accepted, 50), PaymentPlan::Insufficient);
+        assert_eq!(
+            plan_payment(&holdings, &accepted, 50),
+            PaymentPlan::Insufficient
+        );
     }
 
     #[test]
@@ -1635,7 +1688,10 @@ mod tests {
         // we hold neither accepted mint directly.
         let holdings = vec![("https://a".into(), 30), ("https://c".into(), 30)];
         let accepted = vec![("https://b".into(), true)];
-        assert_eq!(plan_payment(&holdings, &accepted, 50), PaymentPlan::Insufficient);
+        assert_eq!(
+            plan_payment(&holdings, &accepted, 50),
+            PaymentPlan::Insufficient
+        );
     }
 
     #[test]
@@ -1646,7 +1702,9 @@ mod tests {
         let accepted = vec![("https://b".into(), true)];
         assert_eq!(
             plan_payment(&holdings, &accepted, 50),
-            PaymentPlan::Direct { mint_url: "https://b".into() }
+            PaymentPlan::Direct {
+                mint_url: "https://b".into()
+            }
         );
     }
 
@@ -1744,7 +1802,10 @@ mod tests {
         record_swap_success(tmp.path(), "https://src", "https://liquid").await;
 
         // Seeder accepts both non-home mints; we only hold "https://src".
-        let accepted = vec![("https://dry".into(), true), ("https://liquid".into(), true)];
+        let accepted = vec![
+            ("https://dry".into(), true),
+            ("https://liquid".into(), true),
+        ];
         let holdings = vec![("https://src".to_string(), 1000u64)];
 
         // Mirror build_payment_token's ordering step, then plan.
diff --git a/core/archipelago/src/wallet/fedimint_client.rs b/core/archipelago/src/wallet/fedimint_client.rs
index 2c6682d0..b644f24c 100644
--- a/core/archipelago/src/wallet/fedimint_client.rs
+++ b/core/archipelago/src/wallet/fedimint_client.rs
@@ -88,7 +88,11 @@ pub async fn ensure_default_federation(data_dir: &Path) -> Result<()> {
         }
     };
     let mut reg = load_registry(data_dir).await?;
-    if !reg.federations.iter().any(|f| f.federation_id == federation_id) {
+    if !reg
+        .federations
+        .iter()
+        .any(|f| f.federation_id == federation_id)
+    {
         reg.federations.push(JoinedFederation {
             federation_id,
             name: None,