added license information screeen and resources

resources/asset_info.gd

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+extends Resource
+class_name AssetInfo
+
+enum AssetType {
+	MUSIC,
+	SFX,
+	THREEDIMENSIONAL,
+	TEXTURES,
+	FONTS
+}
+
+enum LicenseType {
+	CC0,
+	CCBY,
+	CCBYSA,
+	MIT,
+	GPL2,
+	GPL3,
+	OFL,
+	NONE
+}
+
+@export var asset_type: AssetType = AssetType.MUSIC
+@export var license_type: LicenseType = LicenseType.MIT
+@export var asset_name: String = ""
+@export var author_name: String = ""
+@export var link: String = "https://example.com"

resources/asset_info/DaysOne.tres

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+[gd_resource type="Resource" script_class="AssetInfo" load_steps=2 format=3 uid="uid://ckcssxj1nvkbo"]
+
+[ext_resource type="Script" path="res://resources/asset_info.gd" id="1_6piw6"]
+
+[resource]
+script = ExtResource("1_6piw6")
+asset_type = 4
+license_type = 6
+asset_name = "Days One"
+author_name = "Jovanny Lemonad"
+link = "https://fonts.google.com/specimen/Days+One"

resources/asset_info/kenney_ui_pack.tres

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+[gd_resource type="Resource" script_class="AssetInfo" load_steps=2 format=3 uid="uid://dqe782fxpsnww"]
+
+[ext_resource type="Script" path="res://resources/asset_info.gd" id="1_up8c2"]
+
+[resource]
+script = ExtResource("1_up8c2")
+asset_type = 3
+license_type = 3
+asset_name = "UI Pack 2.0"
+author_name = "Kenney"
+link = "https://kenney.nl/assets/ui-pack"

resources/asset_info/unexplored_fields.tres

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+[gd_resource type="Resource" script_class="AssetInfo" load_steps=2 format=3 uid="uid://bxaxwsg2vubd8"]
+
+[ext_resource type="Script" path="res://resources/asset_info.gd" id="1_me3ee"]
+
+[resource]
+script = ExtResource("1_me3ee")
+asset_type = 0
+license_type = 1
+asset_name = "Unexplored Fields"
+author_name = "Hello World"
+link = "https://example.com"