feat(ui): course color picker (#382)

* fix: update CourseCellColorPicker.tsx background to white

* feat: add color picker to CalendarCourseCell component

* feat: add color picker functionality to update course colors

* fix: type issues with storybook components

* feat: add useColorPicker hook, isValidHexColor and updateCourseColors utilities

* refactor: color picker logic and UI components

* refactor: update useFlattenedCourseSchedule hook to include courseID property

* refactor: update storybook calendar components with updated props

* refactor: update color picker ui logic to account for position of cell

* fix: revert back to error handling for invalid rgb

* refactor: update jsdocs

* refactor: integrate ColorPickerContext into Calendar components and update props

* refactor: integrate ColorPickerContext into Calendar components and update related props

* refactor: change JSDocs comments and remove unused color inversion state

* refactor: update story components

* feat: add functionality for selecting secondary course colors

* refactor: enhance HexColorEditor to dynamically adjust tag icon color based on preview color

* refactor: simplify JSDoc comment in useColorPicker hook

* fix: revert Button component

* refactor: update CalendarCourseCell component positioning and styling

* fix: correct types in color.ts

* feat: add getDarkerShade function to compute darker shades of hex colors

* feat: add shadow to color picker button

* fix: update button size in ColorPatch component

* feat: implement debounced input for hex color editor and add useDebounce hook

* chore: utilize the logical and && operator instead of the ternary operator

* fix: imports and palette icon

* refactor: remove unused import

* fix: bug when course add fails with custom colors

* chore: run lint

* chore: run check-types

* feat: add HSL color type and conversion functions

* refactor: rename colorway to theme

* fix: hide color picker on screenshot

* fix: undo important syntax

* refactor: rename SomeFunction to DebouncedCallback

* refactor: remove inner function

* refactor: update return type to DebouncedCallback

* fix: adjust sizes for hash and palette button

* feat: create tests for hexToHSL and isValidHexColor

* refactor: update parameter type to use HexColor

* fix: increase size of palette button

* fix: update dependency array for hex code debounce

* fix: change colorPickerRef element ref

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Co-authored-by: doprz <52579214+doprz@users.noreply.github.com>

src/shared/messages/UserScheduleMessages.ts

@@ -9,7 +9,7 @@ export interface UserScheduleMessages {
      *
      * @param data - The schedule id and course to add
      */
-    addCourse: (data: { scheduleId: string; course: Course }) => void;
+    addCourse: (data: { scheduleId: string; course: Course; hasColor?: boolean }) => void;
 
     /**
      * Adds a course by URL