feat(text_input): add text input class with initialization

src/text_input.py

@@ -0,0 +1,20 @@
+import pygame
+
+class TextInput:
+    def __init__(self, width, height, pos_x, pos_y):
+        self.rect = pygame.Rect(pos_x, pos_y, width, height)
+
+        self.font = pygame.font.SysFont("Arial", 22)
+
+        # input text
+        self.text = ""
+
+        self.active = True
+
+        # colors
+        self.text_color = (255, 255, 255)
+        self.border_color = (255, 255, 255)
+        self.active_border_color = (0, 255, 0)
+        self.background_color = (30, 30, 30)
+        
+