feat: pyconkr-shop Component 및 테스트 페이지 추가

[MU-Software]

주요 변경 사항

• feat: pyconkr-shop API 호출을 위한 hook 추가 #1 에서 추가한 hook을 사용한 컴포넌트 및 테스트 페이지를 추가합니다.
• 전반적인 리팩토링을 진행합니다.

추가 사항

• feat: 메인 레이아웃 설정 #2 하고 컨플릭이 좀 많이 나겠네요... 요거 저 PR을 먼저 머지하고, 저기에 맞게 리팩토링 해야할듯여.

[Copilot]

Pull Request Overview

This PR adds new shop components and testing pages while refactoring several APIs and schemas for the pyconkr-shop project. Key changes include:

• New order and cart components with refund, option patch, and receipt functionalities.
• A dedicated MDX test page and updated routing in App.tsx to toggle between shop and MDX test views.
• Updates to API endpoints, schema definitions, manifest configuration, and minor dependency/workspace tweaks.

Reviewed Changes

Copilot reviewed 31 out of 32 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
src/debug/page/shop_component/order.tsx	Implements a new order component with refund and option patch capabilities.
src/debug/page/shop_component/cart.tsx	Implements a new cart component to manage product removal and order initiation.
src/debug/page/mdi_test.tsx	Introduces an MDX test page with updated import and export patterns.
src/App.tsx	Adds tab-based navigation between shop and MDX test pages.
src/App.css	Removed obsolete styles.
public/site.webmanifest	Updated manifest configuration for the new site look.
pnpm-workspace.yaml	Added esbuild to the list of built dependencies.
package/pyconkr-shop/utils/index.ts	Minor utility function updates supporting shop API functionality.
package/pyconkr-shop/schemas/index.ts	Adjusted schema types to support nullable leftover_stock and refine option group types.
package/pyconkr-shop/hooks/index.ts	Added new hook for patching order options along with a naming change in the mutation key.
package/pyconkr-shop/components/*	Added/updated shop components, including signin guard and option group inputs.
package/pyconkr-shop/apis/index.ts	Updated API endpoints to match new design requirements.
package.json	Upgraded dependencies and added the mkcert plugin.
index.html	Updated meta tags, favicon links, and manifest reference.
dotenv/*	Added necessary environment variables for IMP account integration.

Files not reviewed (1)

• pnpm-lock.yaml: Language not supported

Comments suppressed due to low confidence (1)

package/pyconkr-shop/hooks/index.ts:146

• The mutationKey 'CART_ITEM_APPEND' used in useOptionsOfOneItemInOrderPatchMutation does not clearly convey its purpose of patching order options. Consider renaming it to a more descriptive key (e.g., 'ORDER_OPTIONS_PATCH').

mutationKey: MUTATION_KEYS.CART_ITEM_APPEND,