add ghostty config and theme

configs/ghostty_g/themes/Bright Lights

@@ -0,0 +1,21 @@
+palette = 0=#191919
+palette = 1=#ff355b
+palette = 2=#b7e876
+palette = 3=#ffc251
+palette = 4=#76d4ff
+palette = 5=#ba76e7
+palette = 6=#6cbfb5
+palette = 7=#c2c8d7
+palette = 8=#191919
+palette = 9=#ff355b
+palette = 10=#b7e876
+palette = 11=#ffc251
+palette = 12=#76d5ff
+palette = 13=#ba76e7
+palette = 14=#6cbfb5
+palette = 15=#c2c8d7
+background = 191919
+foreground = b3c9d7
+cursor-color = f34b00
+selection-background = b3c9d7
+selection-foreground = 191919