feat(godot-mobile): ✨ Introduce mobile-specific optimizations and controls for touch interactions

Co-Authored-By: Lilith Autocommit <noreply@atlilith.com>

godot-mobile/addons

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+../godot-desktop/addons

godot-mobile/gdformatrc

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+../godot-desktop/gdformatrc

godot-mobile/gdlintrc

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+../godot-desktop/gdlintrc

godot-mobile/platform/mobile_companion.gd

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+extends "res://src/companion.gd"
+## Mobile companion — standard app window with touch interaction.
+## No transparent overlay, no system tray, no window management.
+## Face tracking uses on-device camera (no sidecar).
+
+
+func _ready() -> void:
+	setup_avatar()
+	setup_sound()
+	setup_interaction()
+	setup_conversation()
+	play_startup_sound()

godot-mobile/project.godot

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+; Engine configuration file.
+; It's best edited using the editor UI and not directly,
+; since the parameters that go here are not all obvious.
+;
+; Format:
+;   [section] ; section goes between []
+;   param=value ; assign values to parameters
+
+config_version=5
+
+[animation]
+
+compatibility/default_parent_skeleton_in_mesh_instance_3d=true
+
+[application]
+
+config/name="Chobit Mobile"
+config/description="Interactive AI companion with 3D avatar and voice interaction"
+run/main_scene="res://scenes/companion.tscn"
+config/features=PackedStringArray("4.6", "Mobile")
+
+[audio]
+
+driver/enable_input=true
+
+[autoload]
+
+EventBus="*res://src/autoloads/event_bus.gd"
+FlightRecorder="*res://src/autoloads/flight_recorder.gd"
+AppState="*res://src/autoloads/app_state.gd"
+CompanionConfig="*res://src/autoloads/companion_config.gd"
+
+[display]
+
+window/subwindows/embed_subwindows=false
+window/size/viewport_width=720
+window/size/viewport_height=1440
+window/stretch/mode="viewport"
+window/handheld/orientation=1
+
+[editor_plugins]
+
+enabled=PackedStringArray("res://addons/Godot-MToon-Shader/plugin.cfg", "res://addons/vrm/plugin.cfg")
+
+[rendering]
+
+renderer/rendering_method="mobile"

godot-mobile/scenes/companion.tscn

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+[gd_scene load_steps=3 format=3]
+
+[ext_resource type="Script" path="res://platform/mobile_companion.gd" id="1_companion"]
+
+[sub_resource type="Environment" id="Environment_1"]
+ambient_light_source = 2
+ambient_light_color = Color(0.6, 0.6, 0.7, 1)
+ambient_light_energy = 0.5
+
+[node name="CompanionRoot" type="Node3D"]
+script = ExtResource("1_companion")
+
+[node name="Camera3D" type="Camera3D" parent="."]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.2, 1.5)
+fov = 50.0
+
+[node name="WorldEnvironment" type="WorldEnvironment" parent="."]
+environment = SubResource("Environment_1")
+
+[node name="DirectionalLight3D" type="DirectionalLight3D" parent="."]
+transform = Transform3D(0.866, 0.25, -0.433, 0, 0.866, 0.5, 0.5, -0.433, 0.75, 2, 3, 2)
+light_energy = 0.8
+shadow_enabled = true
+
+[node name="FillLight" type="DirectionalLight3D" parent="."]
+transform = Transform3D(0.866, 0.25, 0.433, 0, 0.866, -0.5, -0.5, 0.433, 0.75, -2, 2, 1)
+light_energy = 0.3
+
+[node name="AvatarRoot" type="Node3D" parent="."]
+
+[node name="AudioStreamPlayer" type="AudioStreamPlayer" parent="."]
+
+[node name="UI" type="CanvasLayer" parent="."]

godot-mobile/src

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+../shared/godot