added method section for Piecetype

src/backend/PieceType.java

@@ -1,5 +1,27 @@
 package backend;
 
+/*Task: Chess Game Piece Type Enumeration
+
+Class name: PieceType.java
+
+Methods name:
+- getSummary() - Returns a single character representation of the piece type (P, R, N, B, Q, K)
+- fromSummary(char c) - Static method that converts a character to the corresponding PieceType
+
+Methods output:
+- Single character representation of piece types
+- PieceType enum value from character input
+
+Methods works:
+- Chess piece type enumeration
+- Conversion between piece types and their character representations
+- Support for standard chess piece notation
+- Mapping between characters and piece types
+
+Authors: Bédier Jérôme jerome.bedier@ecam.fr Gardern Florian florian.gardner@ecam.fr Sideng
+Date: 05/14/2025
+*/
+
 public enum PieceType {
 	Pawn, Rook, Knight, Bishop, Queen, King;