fix: clippy unused import, cargo fmt

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: FeilixX

crates/punkgo-kernel/src/daemon/main.rs

@@ -10,7 +10,6 @@
 //! 3. Listens for IPC connections and dispatches requests to [`Kernel::handle_request`]
 //! 4. On CTRL-C: signals the energy producer to stop, aborts the IPC server, and exits
 
-use std::path::PathBuf;
 use std::sync::Arc;
 
 use anyhow::Result;

crates/punkgo-kernel/src/runtime/kernel.rs

@@ -35,8 +35,8 @@ impl Default for KernelConfig {
         let state_dir = std::env::var("PUNKGO_STATE_DIR")
             .map(PathBuf::from)
             .unwrap_or_else(|_| default_state_dir());
-        let ipc_endpoint = std::env::var("PUNKGO_IPC_ENDPOINT")
-            .unwrap_or_else(|_| default_ipc_endpoint());
+        let ipc_endpoint =
+            std::env::var("PUNKGO_IPC_ENDPOINT").unwrap_or_else(|_| default_ipc_endpoint());
         Self {
             state_dir,
             ipc_endpoint,

crates/punkgo-kernel/src/runtime/lifecycle.rs

@@ -204,8 +204,7 @@ mod tests {
 
     #[test]
     fn parse_update_energy_share_missing_value() {
-        let result =
-            parse_lifecycle_op("actor/agent-1", &json!({"op": "update_energy_share"}));
+        let result = parse_lifecycle_op("actor/agent-1", &json!({"op": "update_energy_share"}));
         assert!(
             result.is_none(),
             "missing energy_share value should return None"

crates/punkgo-kernel/tests/energy_production.rs

@@ -234,8 +234,7 @@ async fn energy_distribution_proportional_to_shares() {
 
     let alpha_gained =
         alpha_after.payload["energy_balance"].as_i64().unwrap() - alpha_balance_before;
-    let beta_gained =
-        beta_after.payload["energy_balance"].as_i64().unwrap() - beta_balance_before;
+    let beta_gained = beta_after.payload["energy_balance"].as_i64().unwrap() - beta_balance_before;
 
     assert_eq!(alpha_gained, 100, "alpha (2/3 share) should get 100");
     assert_eq!(beta_gained, 50, "beta (1/3 share) should get 50");
@@ -416,8 +415,14 @@ async fn update_energy_share_via_lifecycle() {
         kernel.energy_ledger().clone(),
         config,
     );
-    let result = producer.produce_tick(100).await.expect("tick should succeed");
-    assert_eq!(result.total_shares, 75.0, "share should reflect updated value");
+    let result = producer
+        .produce_tick(100)
+        .await
+        .expect("tick should succeed");
+    assert_eq!(
+        result.total_shares, 75.0,
+        "share should reflect updated value"
+    );
 }
 
 /// PIP-001 §4: don't-starve constraint — energy_per_tick >= max basic operation cost.