refactor(simulation): apply rustfmt formatting

Formatting-only changes across server source and test files.
No logic changes.

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

server/src/main.rs

@@ -162,7 +162,9 @@ fn setup_proof_room(app: &mut App) {
     use settled_reach_server::simulation::monologue::{
         MonologueBuffer, MonologueState, SprintAnomalyQueue,
     };
-    use settled_reach_server::simulation::movement::{PlayerCharacter, TilePosition, WalkabilityMap};
+    use settled_reach_server::simulation::movement::{
+        PlayerCharacter, TilePosition, WalkabilityMap,
+    };
     use settled_reach_server::simulation::path_follow::MovementSpeed;
     use settled_reach_server::simulation::stance::{MovementProfile, PlayerMoveCooldown};
     use settled_reach_server::simulation::time::DayPhase;