add ghostty config and theme

configs/ghostty_g/themes/Kanagawa Dragon

@@ -0,0 +1,21 @@
+palette = 0=#0d0c0c
+palette = 1=#c4746e
+palette = 2=#8a9a7b
+palette = 3=#c4b28a
+palette = 4=#8ba4b0
+palette = 5=#a292a3
+palette = 6=#8ea4a2
+palette = 7=#c8c093
+palette = 8=#a6a69c
+palette = 9=#e46876
+palette = 10=#87a987
+palette = 11=#e6c384
+palette = 12=#7fb4ca
+palette = 13=#938aa9
+palette = 14=#7aa89f
+palette = 15=#c5c9c5
+background = 181616
+foreground = c8c093
+cursor-color = c5c9c5
+selection-background = 223249
+selection-foreground = c5c9c5