Feature: Add Alert, MultiSelect, TimePicker and MonthPicker components

[b1ink0]

Description

1. Implements feedback received from PR Align components with updated frappe-ui components #90

2. Adds 4 new components with full functional and visual parity with Frappe UI.

   1. Alert
   
   2. MultiSelect
   
   3. TimePicker
   timepicker-demo.mp4
   4. MonthPicker
   MonthPIcker.Demo.mp4

Relevant Technical Choices

Testing Instructions

Additional Information:

Screenshot/Screencast

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Checklist

• I have thoroughly tested this code to the best of my abilities.
• I have reviewed the code myself before requesting a review.
• This code is covered by unit tests to verify that it works as intended.
• The QA of this PR is done by a member of the QA team (to be checked by QA).

Fixes #92

[Copilot]

Pull request overview

This PR adds three new UI components (Alert, MultiSelect, and TimePicker) with full functional and visual parity with Frappe UI, and implements feedback from PR #90.

• Adds Alert component with theme variants, dismissible behavior, and customizable slots for icon, description, and footer
• Adds MultiSelect component with search functionality, custom rendering options, and select/clear all actions
• Adds TimePicker component with 12/24-hour format support, flexible time input parsing, and customizable time intervals

Reviewed changes

Copilot reviewed 25 out of 25 changed files in this pull request and generated 8 comments.

Show a summary per file

File	Description
packages/frappe-ui-react/src/components/timePicker/utils.ts	Time parsing and formatting utilities for TimePicker
packages/frappe-ui-react/src/components/timePicker/useTimePicker.ts	Core TimePicker logic and state management hook
packages/frappe-ui-react/src/components/timePicker/timePicker.tsx	TimePicker component implementation
packages/frappe-ui-react/src/components/timePicker/types.ts	TypeScript type definitions for TimePicker
packages/frappe-ui-react/src/components/timePicker/timePicker.stories.tsx	Storybook stories for TimePicker
packages/frappe-ui-react/src/components/timePicker/index.ts	TimePicker component exports
packages/frappe-ui-react/src/components/multiSelect/multiselect.tsx	MultiSelect component implementation
packages/frappe-ui-react/src/components/multiSelect/types.ts	TypeScript type definitions for MultiSelect
packages/frappe-ui-react/src/components/multiSelect/multiselect.stories.tsx	Storybook stories for MultiSelect
packages/frappe-ui-react/src/components/multiSelect/index.ts	MultiSelect component exports
packages/frappe-ui-react/src/components/alert/alert.tsx	Refactored Alert component with new API
packages/frappe-ui-react/src/components/alert/types.ts	Updated Alert type definitions
packages/frappe-ui-react/src/components/alert/tests/alert.tsx	Comprehensive test coverage for Alert
packages/frappe-ui-react/src/components/alert/alert.stories.tsx	Storybook stories for Alert
packages/frappe-ui-react/src/components/textInput/types.ts	Extended TextInput props to include HTML input attributes
packages/frappe-ui-react/src/components/select/types.ts	Added defaultValue prop to Select
packages/frappe-ui-react/src/components/select/select.tsx	Support for defaultValue and removed selected attribute
packages/frappe-ui-react/src/components/listview/listprovider.tsx	Added useEffect to sync column updates
packages/frappe-ui-react/src/components/listview/listView.stories.tsx	Updated CustomList story to handle column state
packages/frappe-ui-react/src/components/datePicker/useDatePicker.ts	Added JSDoc comments for helper functions
packages/frappe-ui-react/src/components/datePicker/dateRangePicker.tsx	Refactored functions to useCallback hooks
packages/frappe-ui-react/src/components/combobox/combobox.tsx	Reorganized imports with comment sections
packages/frappe-ui-react/src/components/calendar/hooks/useCalendar.ts	Improved week view date formatting logic
packages/frappe-ui-react/src/components/calendar/calendar.stories.tsx	Added defaultValue to Select in CustomHeader story
packages/frappe-ui-react/src/components/index.ts	Exported new MultiSelect and TimePicker components

[Copilot]

Pull request overview

Copilot reviewed 25 out of 25 changed files in this pull request and generated 10 comments.