add ghostty config and theme

configs/ghostty_g/themes/Violet Dark

@@ -0,0 +1,21 @@
+palette = 0=#56595c
+palette = 1=#c94c22
+palette = 2=#85981c
+palette = 3=#b4881d
+palette = 4=#2e8bce
+palette = 5=#d13a82
+palette = 6=#32a198
+palette = 7=#c9c6bd
+palette = 8=#45484b
+palette = 9=#bd3613
+palette = 10=#738a04
+palette = 11=#a57705
+palette = 12=#2176c7
+palette = 13=#c61c6f
+palette = 14=#259286
+palette = 15=#c9c6bd
+background = 1c1d1f
+foreground = 708284
+cursor-color = 708284
+selection-background = 595ab7
+selection-foreground = 1c1d1f