add ghostty config and theme

configs/ghostty_g/themes/jubi

@@ -0,0 +1,21 @@
+palette = 0=#3b3750
+palette = 1=#cf7b98
+palette = 2=#90a94b
+palette = 3=#6ebfc0
+palette = 4=#576ea6
+palette = 5=#bc4f68
+palette = 6=#75a7d2
+palette = 7=#c3d3de
+palette = 8=#a874ce
+palette = 9=#de90ab
+palette = 10=#bcdd61
+palette = 11=#87e9ea
+palette = 12=#8c9fcd
+palette = 13=#e16c87
+palette = 14=#b7c9ef
+palette = 15=#d5e5f1
+background = 262b33
+foreground = c3d3de
+cursor-color = c3d3de
+selection-background = 5b5184
+selection-foreground = 1e1b2e