tidy(ui): clean up unused code 1

- Only export when necessary
- Remove totally usused functions, variables, state, etc
- Remove unused packages

invokeai/frontend/web/scripts/colors.js

@@ -1,34 +0,0 @@
-export const COLORS = {
-  reset: '\x1b[0m',
-  bright: '\x1b[1m',
-  dim: '\x1b[2m',
-  underscore: '\x1b[4m',
-  blink: '\x1b[5m',
-  reverse: '\x1b[7m',
-  hidden: '\x1b[8m',
-
-  fg: {
-    black: '\x1b[30m',
-    red: '\x1b[31m',
-    green: '\x1b[32m',
-    yellow: '\x1b[33m',
-    blue: '\x1b[34m',
-    magenta: '\x1b[35m',
-    cyan: '\x1b[36m',
-    white: '\x1b[37m',
-    gray: '\x1b[90m',
-    crimson: '\x1b[38m',
-  },
-  bg: {
-    black: '\x1b[40m',
-    red: '\x1b[41m',
-    green: '\x1b[42m',
-    yellow: '\x1b[43m',
-    blue: '\x1b[44m',
-    magenta: '\x1b[45m',
-    cyan: '\x1b[46m',
-    white: '\x1b[47m',
-    gray: '\x1b[100m',
-    crimson: '\x1b[48m',
-  },
-};