feat(stores/global): use jotai

[SkyeYoung]

Please answer these questions before submitting a pull request, or your PR will get closed.

Why submit this pull request?

• Bugfix
• New feature provided
• Improve performance
• Backport patches

What changes will this PR take into?

MobX lacks maintenance and is not compatible with react compiler.

I want to replace MobX with a more active library.

First change the simple use case global store to use jotai.

[Copilot]

Pull Request Overview

Migrates global state management from MobX to Jotai, replacing observable stores with atoms and updating components and axios interceptors to use the new state.

• Introduces adminKeyAtom and isSettingsOpenAtom in src/stores/global.ts
• Updates axios request/response interceptors to read/write atoms via getDefaultStore
• Refactors SettingsModal, AdminKey, and trigger button to use Jotai hooks

Reviewed Changes

Copilot reviewed 5 out of 6 changed files in this pull request and generated 2 comments.

Show a summary per file

File	Description
src/stores/global.ts	Replaced MobX observable store with Jotai atoms for admin key persistence and settings visibility
src/config/req.ts	Switched axios interceptors from MobX store to Jotai atoms using getDefaultStore
src/components/page/SettingsModal.tsx	Refactored modal and input to use useAtom hooks instead of MobX
src/components/Header/SettingModalBtn.tsx	Updated settings button to use useSetAtom for opening modal
package.json	Added jotai dependency; MobX dependencies remain

Files not reviewed (1)

• pnpm-lock.yaml: Language not supported

Comments suppressed due to low confidence (2)

src/components/Header/SettingModalBtn.tsx:23

• [nitpick] Component and file name use singular SettingModalBtn while the modal is SettingsModal. Consider renaming to SettingsModalBtn for consistency.

export const SettingModalBtn = () => {

src/stores/global.ts:21

• New atoms (adminKeyAtom, isSettingsOpenAtom) introduce critical state behavior. Consider adding unit tests to verify persistence and default values.

export const adminKeyAtom = atomWithStorage<string>(