add ghostty config and theme

configs/ghostty_g/themes/Elemental

@@ -0,0 +1,21 @@
+palette = 0=#3c3c30
+palette = 1=#98290f
+palette = 2=#479a43
+palette = 3=#7f7111
+palette = 4=#497f7d
+palette = 5=#7f4e2f
+palette = 6=#387f58
+palette = 7=#807974
+palette = 8=#555445
+palette = 9=#e0502a
+palette = 10=#61e070
+palette = 11=#d69927
+palette = 12=#79d9d9
+palette = 13=#cd7c54
+palette = 14=#59d599
+palette = 15=#fff1e9
+background = 22211d
+foreground = 807a74
+cursor-color = facb80
+selection-background = 413829
+selection-foreground = facd77