add ghostty config and theme

configs/ghostty_g/themes/AtelierSulphurpool

@@ -0,0 +1,21 @@
+palette = 0=#202746
+palette = 1=#c94922
+palette = 2=#ac9739
+palette = 3=#c08b30
+palette = 4=#3d8fd1
+palette = 5=#6679cc
+palette = 6=#22a2c9
+palette = 7=#979db4
+palette = 8=#6b7394
+palette = 9=#c76b29
+palette = 10=#293256
+palette = 11=#5e6687
+palette = 12=#898ea4
+palette = 13=#dfe2f1
+palette = 14=#9c637a
+palette = 15=#f5f7ff
+background = 202746
+foreground = 979db4
+cursor-color = 979db4
+selection-background = 5e6687
+selection-foreground = 979db4