add ghostty config and theme

configs/ghostty_g/themes/shades-of-purple

@@ -0,0 +1,21 @@
+palette = 0=#000000
+palette = 1=#d90429
+palette = 2=#3ad900
+palette = 3=#ffe700
+palette = 4=#6943ff
+palette = 5=#ff2c70
+palette = 6=#00c5c7
+palette = 7=#c7c7c7
+palette = 8=#686868
+palette = 9=#f92a1c
+palette = 10=#43d426
+palette = 11=#f1d000
+palette = 12=#6871ff
+palette = 13=#ff77ff
+palette = 14=#79e8fb
+palette = 15=#ffffff
+background = 1e1d40
+foreground = ffffff
+cursor-color = fad000
+selection-background = b362ff
+selection-foreground = c2c2c2