Add production bathymetric sonar slice

tests/integration/run_vertical_slice_foundation.gd

@@ -13,7 +13,7 @@ const ProductionInputAdapter = preload(
 	"res://game/infrastructure/input/production_input_adapter.gd"
 )
 
-const TEST_COUNT := 40
+const TEST_COUNT := 51
 
 var _failures: Array[String] = []
 
@@ -78,11 +78,15 @@ func _test_vehicle_slice(composition: VerticalSliceRoot) -> void:
 	var instruments = composition.cockpit_instrument_panel()
 	var adapter := composition.input_adapter() as ProductionInputAdapter
 	var hud := composition.active_screen() as CockpitHud
+	var sonar_service = composition.sonar_service()
+	var sonar_display = composition.sonar_display()
 	_expect(composition.active_world() != null, "vehicle test world is assembled")
 	_expect(actor != null, "production submarine actor is assembled")
 	_expect(camera != null, "cockpit camera is attached to the submarine")
 	_expect(instruments != null, "physical cockpit instruments are assembled")
 	_expect(hud != null, "critical HUD overlay is assembled")
+	_expect(sonar_service != null, "production sonar service is assembled")
+	_expect(sonar_display != null, "shared sonar presentation is assembled")
 	_expect(composition.latest_update() != null, "dive session starts with a typed update")
 	if actor == null or camera == null or instruments == null or adapter == null or hud == null:
 		return
@@ -94,6 +98,24 @@ func _test_vehicle_slice(composition: VerticalSliceRoot) -> void:
 	_expect("L/min" in instruments.resources_text(), "oxygen instrument has volume and consumption")
 	_expect("bar" in instruments.integrity_text(), "hull instrument has current and certified pressure")
 	_expect(not hud.alert_overlay_visible(), "normal telemetry stays on physical instruments only")
+	_expect(
+		instruments.sonar_texture() == sonar_display.sonar_texture(),
+		"physical and expanded sonar views share one texture"
+	)
+
+	adapter.sonar_scan_requested.emit()
+	var first_scan = sonar_service.current_scan()
+	_expect(first_scan != null, "manual sonar command publishes a typed scan")
+	_expect(first_scan.samples.observed_count() > 1000, "reference acquisition captures dense bathymetry")
+	_expect(first_scan.contacts.size() >= 1, "metal calibration target becomes a distinct contact")
+	_expect("RELEVÉ EN COURS" in sonar_display.status_text(), "sonar display reports progressive reveal")
+	for frame in 8:
+		await physics_frame
+	_expect(sonar_display.built_row_count() > 0, "renderer reveals near rows incrementally")
+	adapter.sonar_view_toggle_requested.emit()
+	_expect(sonar_display.is_expanded(), "sonar can expand without pausing the dive")
+	adapter.sonar_view_toggle_requested.emit()
+	_expect(not sonar_display.is_expanded(), "expanded sonar returns to cockpit view")
 
 	var start_position: Vector3 = actor.global_position
 	var starting_battery: float = composition.latest_update().snapshot.battery.remaining_kwh
@@ -130,6 +152,7 @@ func _test_vehicle_slice(composition: VerticalSliceRoot) -> void:
 	_expect(instruments.global_transform.is_equal_approx(cockpit_transform), "cockpit remains fixed while the player looks around")
 
 	var paused_sequence: int = composition.latest_update().snapshot.tick_sequence
+	var paused_sonar_progress: float = sonar_service.current_scan().reveal_progress
 	adapter.pause_requested.emit()
 	await process_frame
 	_expect(paused, "pause menu suspends the scene tree")
@@ -141,13 +164,17 @@ func _test_vehicle_slice(composition: VerticalSliceRoot) -> void:
 		composition.latest_update().snapshot.tick_sequence == paused_sequence,
 		"dive ticks are frozen while paused"
 	)
+	_expect(
+		is_equal_approx(sonar_service.current_scan().reveal_progress, paused_sonar_progress),
+		"sonar reveal is frozen while paused"
+	)
 
 	var controls_button := pause_menu.get_node("%ControlsButton") as Button
 	controls_button.pressed.emit()
 	await process_frame
 	var controls := composition.active_overlay() as ControlsSettingsScreen
 	_expect(controls != null, "controls settings open over the paused dive")
-	_expect(adapter.binding_snapshots().size() == 9, "all gameplay keyboard bindings are exposed")
+	_expect(adapter.binding_snapshots().size() == 11, "all gameplay keyboard bindings are exposed")
 
 	var rebind_results: Array = []
 	adapter.rebind_result_available.connect(
@@ -186,7 +213,10 @@ func _test_vehicle_slice(composition: VerticalSliceRoot) -> void:
 	adapter.pause_requested.emit()
 	await process_frame
 	_expect(not paused, "second escape resumes the dive")
-	await physics_frame
+	for frame in 3:
+		await physics_frame
+		if composition.latest_update().snapshot.tick_sequence > paused_sequence:
+			break
 	_expect(
 		composition.latest_update().snapshot.tick_sequence > paused_sequence,
 		"fixed dive ticks resume after pause"