Implement MVP for the statue decoration minigame (#65)

MVP implemented with:
- placing, removing etc. decorations
- saving the state, displaying it on the map, restoring when game restarts
- saving screenshots to folder on device

Co-authored-by: Michal Pikulski <michal@foolhardyhorizons.com>
Co-authored-by: Michal Pikulski <michal.a.pikulski@gmail.com>
Reviewed-on: #65

Assets/Scripts/Minigames/StatueDressup/Data/DecorationEventData.cs

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+using UnityEngine;
+
+namespace Minigames.StatueDressup.Data
+{
+    /// <summary>
+    /// Event data passed with decoration events for VFX/SFX responses
+    /// </summary>
+    public class DecorationEventData
+    {
+        /// <summary>
+        /// The decoration data (sprite, id, etc.)
+        /// </summary>
+        public DecorationData DecorationData { get; set; }
+        
+        /// <summary>
+        /// The GameObject instance of the decoration (if applicable)
+        /// </summary>
+        public GameObject Instance { get; set; }
+        
+        /// <summary>
+        /// Position where the event occurred (world space)
+        /// </summary>
+        public Vector3 Position { get; set; }
+        
+        /// <summary>
+        /// Whether this decoration was dragged from the menu or from the statue
+        /// </summary>
+        public bool FromStatue { get; set; }
+        
+        public DecorationEventData(DecorationData data, GameObject instance, Vector3 position, bool fromStatue = false)
+        {
+            DecorationData = data;
+            Instance = instance;
+            Position = position;
+            FromStatue = fromStatue;
+        }
+    }
+}
+

Assets/Scripts/Minigames/StatueDressup/Data/DecorationEventData.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 5d9b3e7728c0420c8290986c31d5b738
+timeCreated: 1764248890

Assets/Scripts/Minigames/StatueDressup/Data/DecorationMetadata.cs

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+using System;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Minigames.StatueDressup.Data
+{
+    /// <summary>
+    /// Metadata for a single decoration placement
+    /// </summary>
+    [Serializable]
+    public class DecorationPlacement
+    {
+        public string decorationId;       // Unique ID to load decoration
+        public Vector2 localPosition;     // Position relative to statue
+        public Vector2 localScale;        // Scale relative to statue
+        public Vector2 sizeDelta;         // UI RectTransform size (for UI decorations)
+        public float rotation;            // Z rotation in degrees
+        public int sortingOrder;          // Sprite sorting order
+    }
+
+    /// <summary>
+    /// Coordinate system type used when saving decoration positions
+    /// </summary>
+    public enum CoordinateSystemType
+    {
+        WorldSpace,      // Regular Transform (world units)
+        UIRectTransform  // UI RectTransform (pixel coordinates)
+    }
+    
+    /// <summary>
+    /// Collection of decoration placements for a statue
+    /// </summary>
+    [Serializable]
+    public class StatueDecorationData
+    {
+        public string photoId;                           // Associated photo ID
+        public string timestamp;                         // When captured
+        public CoordinateSystemType coordinateSystem;    // Source coordinate system
+        public Vector2 sourceStatueSize;                 // Size of statue in source units (for conversion)
+        public List<DecorationPlacement> placements = new List<DecorationPlacement>();
+    }
+}
+

Assets/Scripts/Minigames/StatueDressup/Data/DecorationMetadata.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: bde3a2b8ef7247d29967999bb5e9dbd8
+timeCreated: 1764163703