refactor(server): apply rustfmt and clippy suggestions

Formatting pass across simulation, perception, knowledge, NPC, and
test modules. Includes two clippy fixes in monologue.rs (.values()
instead of for (_, v) pattern).

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

server/src/bridge/mod.rs

@@ -73,7 +73,11 @@ pub fn receive_bridge_inputs(
     match bridge.receive_inputs() {
         Ok(inputs) => {
             for input in &inputs {
-                tracing::debug!("Received input: tick={} action={:?}", input.tick, input.action);
+                tracing::debug!(
+                    "Received input: tick={} action={:?}",
+                    input.tick,
+                    input.action
+                );
             }
             for input in inputs {
                 input_queue.push(input);
@@ -153,8 +157,7 @@ impl Plugin for BridgePlugin {
             .add_systems(
                 Update,
                 (
-                    receive_bridge_inputs
-                        .before(crate::simulation::input::process_player_input),
+                    receive_bridge_inputs.before(crate::simulation::input::process_player_input),
                     crate::perception::observer::compute_visibility_geometry
                         .after(crate::simulation::movement::validate_movement),
                     crate::simulation::interaction::compute_nearby_interactions