Add gdlint and gdformat scripts

.gdformatrc

@@ -0,0 +1,13 @@
+# GDFormat configuration file
+# This file configures the gdformat tool for consistent GDScript formatting
+
+# Maximum line length (default is 100)
+# Godot's style guide recommends keeping lines under 100 characters
+line_length = 100
+
+# Whether to use tabs or spaces for indentation
+# Godot uses tabs by default
+use_tabs = true
+
+# Number of spaces per tab (when displaying)
+tab_width = 4