feat: Add weapon system and attack functionality to Rooster character

- Introduced a weapons node in EntityBase for weapon management.
- Updated Rooster to include cooldown for attacks and weapon anchoring.
- Implemented attack method in Rooster to generate bullets.
- Enhanced BulletBase with life distance and lifetime properties.
- Created Chick character with animations and integrated into the world.
- Updated PurpleCrystal bullet behavior to move forward based on rotation.
- Refactored EntityBase to use a fields dictionary for attributes.
- Added FieldStore for managing entity-related constants.
- Adjusted GameRule to include bullet speed multiplier.

components/Abstracts/EntityBase.tscn

@@ -114,6 +114,9 @@ tree_root = SubResource("AnimationNodeBlendSpace1D_51ube")
 anim_player = NodePath("..")
 parameters/blend_position = 1.0
 
+[node name="weapons" type="Node2D" parent="texture"]
+unique_name_in_owner = true
+
 [node name="movebox" type="CollisionShape2D" parent="."]
 shape = SubResource("RectangleShape2D_ce3to")