add ghostty config and theme

configs/ghostty_g/themes/Espresso

@@ -0,0 +1,21 @@
+palette = 0=#353535
+palette = 1=#d25252
+palette = 2=#a5c261
+palette = 3=#ffc66d
+palette = 4=#6c99bb
+palette = 5=#d197d9
+palette = 6=#bed6ff
+palette = 7=#eeeeec
+palette = 8=#535353
+palette = 9=#f00c0c
+palette = 10=#c2e075
+palette = 11=#e1e48b
+palette = 12=#8ab7d9
+palette = 13=#efb5f7
+palette = 14=#dcf4ff
+palette = 15=#ffffff
+background = 323232
+foreground = ffffff
+cursor-color = d6d6d6
+selection-background = 5b5b5b
+selection-foreground = ffffff