add ghostty config and theme

configs/ghostty_g/themes/nightfox

@@ -0,0 +1,21 @@
+palette = 0=#393b44
+palette = 1=#c94f6d
+palette = 2=#81b29a
+palette = 3=#dbc074
+palette = 4=#719cd6
+palette = 5=#9d79d6
+palette = 6=#63cdcf
+palette = 7=#dfdfe0
+palette = 8=#575860
+palette = 9=#d16983
+palette = 10=#8ebaa4
+palette = 11=#e0c989
+palette = 12=#86abdc
+palette = 13=#baa1e2
+palette = 14=#7ad5d6
+palette = 15=#e4e4e5
+background = 192330
+foreground = cdcecf
+cursor-color = cdcecf
+selection-background = 2b3b51
+selection-foreground = cdcecf