feat(simulation): sprint 10 — hub teleport, confrontation response, walk-away phase 2, gauntlet rooms 4-7, blocked_entities debug field

#491: PlayerAction::TeleportToHub — moves player to hub spawn, clears
dialogue/monologue/interaction buffer, Gauntlet-only with log warning.
#520: ConfrontationDelivered event — Tier 2 animation shift, relationship
state decrement (D-033), monologue spike emission.
#519: Walk-away Phase 2 — NPC animation shift + routine deviation on
dialogue exit (D-064).
#498: Four new Gauntlet rooms — Interaction Gallery, Fog Theater, Crowd
Plaza, Dialogue Room with constants and wiring.
#514: blocked_entities Vec<u64> on ObserverSnapshot, protocol v9.

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

server/src/npc/mod.rs

@@ -35,6 +35,42 @@ impl Plugin for NpcPlugin {
 #[derive(Component, Debug)]
 pub struct Npc;
 
+/// NPC animation tier (D-047).
+///
+/// Tier 1 (clear): public daily activities — instantly readable.
+/// Tier 2 (ambiguous): privately motivated behaviors — player sees the action
+/// but cannot determine the intention.
+///
+/// NPCs start at Tier 1. Confrontation (D-063) and other triggers shift to Tier 2.
+#[derive(Component, Debug, Clone, Copy, PartialEq, Eq, Hash, Default, Serialize, Deserialize)]
+pub enum AnimationTier {
+    /// Clear, readable public activities (walking, working, talking).
+    #[default]
+    Tier1,
+    /// Ambiguous, privately motivated behaviors (pausing, lingering, looking around).
+    Tier2,
+}
+
+/// Tracks why and when an NPC's routine deviated from normal (D-064 Phase 2).
+///
+/// Inserted when a player action causes an NPC to break from their scheduled
+/// behavior. Acts as a hook for the storyteller system and affects future
+/// interactions (e.g., second-approach dialogue differences).
+#[derive(Component, Debug, Clone)]
+pub struct RoutineDeviation {
+    pub trigger: DeviationTrigger,
+    pub tick: u64,
+}
+
+/// What caused an NPC's routine deviation.
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Serialize, Deserialize)]
+pub enum DeviationTrigger {
+    /// Player walked away mid-dialogue (D-064 Phase 2).
+    WalkAway,
+    /// Player delivered a confrontation (D-063).
+    Confrontation,
+}
+
 // ---------------------------------------------------------------------------
 // Axis 1: Want (D-024)
 // ---------------------------------------------------------------------------