Implement production vertical slice foundation

game/presentation/settings/controls_settings_screen.gd

@@ -0,0 +1,67 @@
+class_name ControlsSettingsScreen
+extends Control
+
+signal rebind_requested(action_id: StringName)
+signal restore_defaults_requested
+signal conflict_resolution_requested(swap_bindings: bool)
+signal back_requested
+
+const InputBindingSnapshot = preload(
+	"res://game/application/input/input_binding_snapshot.gd"
+)
+const RebindResult = preload("res://game/application/input/rebind_result.gd")
+
+@onready var _rows: VBoxContainer = %Rows
+@onready var _status_label: Label = %StatusLabel
+@onready var _conflict_panel: PanelContainer = %ConflictPanel
+@onready var _conflict_label: Label = %ConflictLabel
+
+
+func _ready() -> void:
+	process_mode = Node.PROCESS_MODE_ALWAYS
+	%RestoreButton.pressed.connect(func() -> void: restore_defaults_requested.emit())
+	%BackButton.pressed.connect(func() -> void: back_requested.emit())
+	%SwapButton.pressed.connect(func() -> void: conflict_resolution_requested.emit(true))
+	%CancelConflictButton.pressed.connect(
+		func() -> void: conflict_resolution_requested.emit(false)
+	)
+	_conflict_panel.visible = false
+
+
+func present_bindings(bindings: Array[InputBindingSnapshot]) -> void:
+	for child: Node in _rows.get_children():
+		child.queue_free()
+	for binding: InputBindingSnapshot in bindings:
+		var row := HBoxContainer.new()
+		row.custom_minimum_size.y = 42.0
+		var label := Label.new()
+		label.text = binding.label
+		label.size_flags_horizontal = Control.SIZE_EXPAND_FILL
+		var button := Button.new()
+		button.custom_minimum_size.x = 180.0
+		button.text = binding.binding_text
+		button.pressed.connect(_on_binding_button_pressed.bind(binding.action_id))
+		row.add_child(label)
+		row.add_child(button)
+		_rows.add_child(row)
+
+
+func _on_binding_button_pressed(action_id: StringName) -> void:
+	rebind_requested.emit(action_id)
+
+
+func present_rebind_result(result: RebindResult) -> void:
+	_status_label.text = result.message
+	if result.conflicting_action_id.is_empty():
+		_conflict_panel.visible = false
+		return
+	_conflict_label.text = (
+		"La touche %s est déjà utilisée. Permuter les deux commandes ?"
+		% result.binding_text
+	)
+	_conflict_panel.visible = true
+
+
+func show_waiting_for_key() -> void:
+	_status_label.text = "Appuyez sur une touche · Échap pour annuler"
+	_conflict_panel.visible = false