style: cargo fmt the Ark wallet merge (release-gate fmt guard)

Formatting only — no logic changes to PR #78.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

core/archipelago/src/api/rpc/ark.rs

@@ -55,14 +55,20 @@ impl RpcHandler {
                 }))
             }
         };
-        let bal = client.balance().await.unwrap_or_else(|_| serde_json::json!({}));
+        let bal = client
+            .balance()
+            .await
+            .unwrap_or_else(|_| serde_json::json!({}));
         let sat = |key: &str| bal.get(key).and_then(|v| v.as_u64()).unwrap_or(0);
         let spendable = sat("spendable_sat");
         let pending = sat("pending_in_round_sat")
             + sat("pending_board_sat")
             + sat("pending_lightning_send_sat")
             + sat("claimable_lightning_receive_sat")
-            + bal.get("pending_exit_sat").and_then(|v| v.as_u64()).unwrap_or(0);
+            + bal
+                .get("pending_exit_sat")
+                .and_then(|v| v.as_u64())
+                .unwrap_or(0);
         let onchain = client
             .onchain_balance()
             .await

core/archipelago/src/wallet/ark_client.rs

@@ -210,7 +210,10 @@ impl ArkClient {
     /// the call itself succeeds).
     pub async fn spendable_sats(&self) -> Result<u64> {
         let bal = self.balance().await?;
-        Ok(bal.get("spendable_sat").and_then(|v| v.as_u64()).unwrap_or(0))
+        Ok(bal
+            .get("spendable_sat")
+            .and_then(|v| v.as_u64())
+            .unwrap_or(0))
     }
 
     /// `GET /api/v1/onchain/balance` — the wallet's on-chain (boarding) funds.
@@ -220,7 +223,9 @@ impl ArkClient {
 
     /// `POST /api/v1/wallet/addresses/next` — fresh Ark (`tark1…`) address.
     pub async fn ark_address(&self) -> Result<String> {
-        let res = self.post("/api/v1/wallet/addresses/next", serde_json::json!({})).await?;
+        let res = self
+            .post("/api/v1/wallet/addresses/next", serde_json::json!({}))
+            .await?;
         res.get("address")
             .and_then(|v| v.as_str())
             .map(String::from)
@@ -229,7 +234,9 @@ impl ArkClient {
 
     /// `POST /api/v1/onchain/addresses/next` — fresh on-chain boarding address.
     pub async fn onchain_address(&self) -> Result<String> {
-        let res = self.post("/api/v1/onchain/addresses/next", serde_json::json!({})).await?;
+        let res = self
+            .post("/api/v1/onchain/addresses/next", serde_json::json!({}))
+            .await?;
         res.get("address")
             .and_then(|v| v.as_str())
             .map(String::from)
@@ -277,7 +284,10 @@ impl ArkClient {
                 )
                 .await
             }
-            None => self.post("/api/v1/boards/board-all", serde_json::json!({})).await,
+            None => {
+                self.post("/api/v1/boards/board-all", serde_json::json!({}))
+                    .await
+            }
         }
     }
 
@@ -353,10 +363,7 @@ pub async fn load_ark_txs(data_dir: &Path) -> Vec<crate::wallet::ecash::EcashTra
         Ok(m) => m,
         Err(_) => return Vec::new(),
     };
-    movements
-        .iter()
-        .filter_map(movement_to_tx)
-        .collect()
+    movements.iter().filter_map(movement_to_tx).collect()
 }
 
 /// Convert one barkd `Movement` into an [`EcashTransaction`]. `None` for