chore: rename packages/core to packages/react-simplikit

.cursorrules

@@ -4,7 +4,7 @@
 
 ## Project
 
-React hooks/components library. Monorepo: `packages/core` + `packages/mobile`.
+React hooks/components library. Monorepo: `packages/react-simplikit` + `packages/mobile`.
 
 ## Architecture
 

.github/copilot-instructions.md

@@ -4,7 +4,7 @@
 
 ## Quick Reference
 
-- Monorepo: `packages/core` (react-simplikit) + `packages/mobile` (@react-simplikit/mobile)
+- Monorepo: `packages/react-simplikit` (react-simplikit) + `packages/mobile` (@react-simplikit/mobile)
 - Architecture: `components → hooks → utils → _internal` (unidirectional, no circular imports)
 - Core and mobile are independent packages — no cross-package dependencies
 

.github/workflows/integration.yml

@@ -67,7 +67,7 @@ jobs:
         uses: codecov/codecov-action@fb8b3582c8e4def4969c97caa2f19720cb33a72f # v7.0.0
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
-          files: ./packages/core/coverage/coverage-final.json,./packages/mobile/coverage/coverage-final.json
+          files: ./packages/react-simplikit/coverage/coverage-final.json,./packages/mobile/coverage/coverage-final.json
 
   spec-compiled:
     name: spec (react compiler compiled)
@@ -474,7 +474,7 @@ jobs:
         shell: bash
         run: |
           yarn workspaces foreach -Apt --include 'packages/*' run build
-          CORE_TGZ=$(cd packages/core && npm pack --pack-destination "$RUNNER_TEMP" | tail -1)
+          CORE_TGZ=$(cd packages/react-simplikit && npm pack --pack-destination "$RUNNER_TEMP" | tail -1)
           MOBILE_TGZ=$(cd packages/mobile && npm pack --pack-destination "$RUNNER_TEMP" | tail -1)
           echo "CORE_TGZ=$RUNNER_TEMP/$CORE_TGZ" >> "$GITHUB_ENV"
           echo "MOBILE_TGZ=$RUNNER_TEMP/$MOBILE_TGZ" >> "$GITHUB_ENV"

.gitignore

@@ -30,7 +30,7 @@ generated-locales/
 
 # transient fixtures written by `yarn test:docs`, which a killed run cannot clean up
 docs/core/untranslated-fallback-fixture.md
-packages/core/src/hooks/useUntranslatedFallbackFixture/
+packages/react-simplikit/src/hooks/useUntranslatedFallbackFixture/
 
 # next
 .next

.scripts/commands/prepareLocalizedFallbacks/index.spec.ts

@@ -28,13 +28,13 @@ describe('prepareLocalizedFallbacks', () => {
 
   it('does not create a fallback when a localized document exists', async () => {
     const root = await createFixtureDirectory();
-    await writeFile(root, 'packages/core/src/hooks/useExample/useExample.md', '# useExample\n');
-    await writeFile(root, 'packages/core/src/hooks/useExample/ja/useExample.md', '# useExample Japanese\n');
+    await writeFile(root, 'packages/react-simplikit/src/hooks/useExample/useExample.md', '# useExample\n');
+    await writeFile(root, 'packages/react-simplikit/src/hooks/useExample/ja/useExample.md', '# useExample Japanese\n');
 
     await prepareLocalizedFallbacks({ localeDirectories: ['ja'], root });
 
     await assert.rejects(
-      fs.access(path.join(root, 'generated-locales/packages/core/src/hooks/useExample/ja/useExample.md'))
+      fs.access(path.join(root, 'generated-locales/packages/react-simplikit/src/hooks/useExample/ja/useExample.md'))
     );
   });
 });

.scripts/commands/scaffold/index.ts

@@ -15,7 +15,7 @@ const prettierConfig: prettier.Options = {
 };
 
 export async function scaffold(name: string, type: 'hook' | 'component' | 'util') {
-  const directory = path.join(getRootPath(), `./packages/core/src/${type}s/${name}`);
+  const directory = path.join(getRootPath(), `./packages/react-simplikit/src/${type}s/${name}`);
   const ext = type === 'component' ? 'tsx' : 'ts';
 
   const tasks = new Listr(

.scripts/verify-pack/packages.ts

@@ -12,7 +12,7 @@ export type TargetPackage = {
 export const TARGET_PACKAGES: TargetPackage[] = [
   {
     name: 'react-simplikit',
-    dir: 'packages/core',
+    dir: 'packages/react-simplikit',
     sizeEntry: `export { useToggle } from 'react-simplikit';`,
     sizeLimitBytes: 256,
   },

.scripts/verifyDocsI18n.ts

@@ -31,9 +31,9 @@ for (const requiredText of ['release:', 'changesets/action@', 'changeset:publish
 assert.deepEqual(Object.keys(localeDefinitions), ['root', 'ko', 'ja']);
 assert.equal(rewrites['docs/index.md'], 'index.md');
 assert.equal(rewrites['docs/ko/index.md'], 'ko/index.md');
-assert.equal(rewrites['packages/core/src/hooks/:hook/ko/:hook.md'], 'ko/core/hooks/:hook.md');
+assert.equal(rewrites['packages/react-simplikit/src/hooks/:hook/ko/:hook.md'], 'ko/core/hooks/:hook.md');
 assert.equal(rewrites['docs/ja/index.md'], 'ja/index.md');
-assert.equal(rewrites['packages/core/src/hooks/:hook/ja/:hook.md'], 'ja/core/hooks/:hook.md');
+assert.equal(rewrites['packages/react-simplikit/src/hooks/:hook/ja/:hook.md'], 'ja/core/hooks/:hook.md');
 assert.equal(generatedRewrites['generated-locales/docs/ko/index.md'], 'ko/index.md');
 assert.equal(generatedRewrites['generated-locales/docs/ja/index.md'], 'ja/index.md');
 assert.equal(packageJson.scripts['docs:prepare'], 'tsx .scripts/index.ts prepare-localized-fallbacks');
@@ -65,7 +65,7 @@ try {
 const guideFixtureTitle = 'Untranslated Fallback Fixture';
 const guideFixturePath = path.join(root, 'docs/core/untranslated-fallback-fixture.md');
 const hookFixtureName = 'useUntranslatedFallbackFixture';
-const hookFixtureDirectory = path.join(root, 'packages/core/src/hooks', hookFixtureName);
+const hookFixtureDirectory = path.join(root, 'packages/react-simplikit/src/hooks', hookFixtureName);
 const buildOutputDirectory = await fs.mkdtemp(path.join(os.tmpdir(), 'react-simplikit-docs-'));
 
 // Korean translates every routed English document, so its fallback path only has a route to

.vitepress/libs/getSidebarItems.mts

@@ -7,7 +7,7 @@ import { projectRoot } from '../shared.mts';
 
 /**
  * Get sidebar items from a package's source directory
- * @param packageRoot - Root directory of the package (e.g., packages/core/src)
+ * @param packageRoot - Root directory of the package (e.g., packages/react-simplikit/src)
  * @param category - Category like 'hooks', 'components', 'utils'
  * @param prefix - URL prefix like '/core' or '/mobile'
  * @param locale - Optional locale like 'ko'

.vitepress/locales.mts

@@ -101,21 +101,21 @@ const routeDefinitions: RouteDefinition[] = [
     localizedDestination: ':locale/mobile/:doc.md',
   },
   {
-    source: 'packages/core/src/hooks/:hook/:hook.md',
+    source: 'packages/react-simplikit/src/hooks/:hook/:hook.md',
     destination: 'core/hooks/:hook.md',
-    localizedSource: 'packages/core/src/hooks/:hook/:locale/:hook.md',
+    localizedSource: 'packages/react-simplikit/src/hooks/:hook/:locale/:hook.md',
     localizedDestination: ':locale/core/hooks/:hook.md',
   },
   {
-    source: 'packages/core/src/components/:component/:component.md',
+    source: 'packages/react-simplikit/src/components/:component/:component.md',
     destination: 'core/components/:component.md',
-    localizedSource: 'packages/core/src/components/:component/:locale/:component.md',
+    localizedSource: 'packages/react-simplikit/src/components/:component/:locale/:component.md',
     localizedDestination: ':locale/core/components/:component.md',
   },
   {
-    source: 'packages/core/src/utils/:util/:util.md',
+    source: 'packages/react-simplikit/src/utils/:util/:util.md',
     destination: 'core/utils/:util.md',
-    localizedSource: 'packages/core/src/utils/:util/:locale/:util.md',
+    localizedSource: 'packages/react-simplikit/src/utils/:util/:locale/:util.md',
     localizedDestination: ':locale/core/utils/:util.md',
   },
   {

.vitepress/shared.mts

@@ -1,6 +1,6 @@
 import path from 'path';
 
 export const projectRoot = path.resolve(import.meta.dirname, '..');
-export const corePackageRoot = path.join(projectRoot, 'packages/core/src');
+export const corePackageRoot = path.join(projectRoot, 'packages/react-simplikit/src');
 export const mobilePackageRoot = path.join(projectRoot, 'packages/mobile/src');
 export const docsRoot = path.join(projectRoot, 'docs');

AGENTS.md

@@ -7,7 +7,7 @@
 
 React utility hooks/components library. Monorepo with two packages:
 
-- `react-simplikit` (`packages/core`) — Platform-independent React hooks & components
+- `react-simplikit` (`packages/react-simplikit`) — Platform-independent React hooks & components
 - `@react-simplikit/mobile` (`packages/mobile`) — Mobile web utilities (viewport, keyboard, layout)
 
 ## Architecture

CLAUDE.md

@@ -4,7 +4,7 @@
 
 React utility hooks/components library. Monorepo with two packages:
 
-- `react-simplikit` (`packages/core`) — Platform-independent React hooks & components
+- `react-simplikit` (`packages/react-simplikit`) — Platform-independent React hooks & components
 - `@react-simplikit/mobile` (`packages/mobile`) — Mobile web utilities (viewport, keyboard, layout)
 
 ## Development Quick Start

README-ja_jp.md

@@ -8,12 +8,12 @@
 
 ## パッケージ
 
-| パッケージ                                   | 説明                                                                          | バージョン                                                                                                                |
-| -------------------------------------------- | ----------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------- |
-| [react-simplikit](./packages/core)           | Universal hooks - 純粋な状態/ロジック用フック（プラットフォームに依存しない） | [![npm](https://img.shields.io/npm/v/react-simplikit.svg)](https://www.npmjs.com/package/react-simplikit)                 |
-| [@react-simplikit/mobile](./packages/mobile) | モバイル Web ユーティリティ（viewport、keyboard、scroll）                     | [![npm](https://img.shields.io/npm/v/@react-simplikit/mobile.svg)](https://www.npmjs.com/package/@react-simplikit/mobile) |
+| パッケージ                                    | 説明                                                                          | バージョン                                                                                                                |
+| --------------------------------------------- | ----------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------- |
+| [react-simplikit](./packages/react-simplikit) | Universal hooks - 純粋な状態/ロジック用フック（プラットフォームに依存しない） | [![npm](https://img.shields.io/npm/v/react-simplikit.svg)](https://www.npmjs.com/package/react-simplikit)                 |
+| [@react-simplikit/mobile](./packages/mobile)  | モバイル Web ユーティリティ（viewport、keyboard、scroll）                     | [![npm](https://img.shields.io/npm/v/@react-simplikit/mobile.svg)](https://www.npmjs.com/package/@react-simplikit/mobile) |
 
-> **注記**: `react-simplikit` は現在、Web とモバイル（React Native）の両方で動作する純粋な状態/ロジック用フックのみを提供する Universal Hook Library として維持されています。ブラウザ/プラットフォームに依存するフックは非推奨です。詳しくは [packages/core/README-ja_jp.md](./packages/core/README-ja_jp.md) を参照してください。
+> **注記**: `react-simplikit` は現在、Web とモバイル（React Native）の両方で動作する純粋な状態/ロジック用フックのみを提供する Universal Hook Library として維持されています。ブラウザ/プラットフォームに依存するフックは非推奨です。詳しくは [packages/react-simplikit/README-ja_jp.md](./packages/react-simplikit/README-ja_jp.md) を参照してください。
 
 ## 特長
 

README-ko_kr.md

@@ -8,12 +8,12 @@
 
 ## 패키지
 
-| 패키지                                       | 설명                                                | 버전                                                                                                                      |
-| -------------------------------------------- | --------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------- |
-| [react-simplikit](./packages/core)           | Universal hooks - 순수 상태/로직 훅 (플랫폼 독립적) | [![npm](https://img.shields.io/npm/v/react-simplikit.svg)](https://www.npmjs.com/package/react-simplikit)                 |
-| [@react-simplikit/mobile](./packages/mobile) | 모바일 웹 유틸리티 (viewport, keyboard, scroll)     | [![npm](https://img.shields.io/npm/v/@react-simplikit/mobile.svg)](https://www.npmjs.com/package/@react-simplikit/mobile) |
+| 패키지                                        | 설명                                                | 버전                                                                                                                      |
+| --------------------------------------------- | --------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------- |
+| [react-simplikit](./packages/react-simplikit) | Universal hooks - 순수 상태/로직 훅 (플랫폼 독립적) | [![npm](https://img.shields.io/npm/v/react-simplikit.svg)](https://www.npmjs.com/package/react-simplikit)                 |
+| [@react-simplikit/mobile](./packages/mobile)  | 모바일 웹 유틸리티 (viewport, keyboard, scroll)     | [![npm](https://img.shields.io/npm/v/@react-simplikit/mobile.svg)](https://www.npmjs.com/package/@react-simplikit/mobile) |
 
-> **참고**: `react-simplikit`은 이제 웹과 모바일(React Native)에서 모두 동작하는 순수 상태/로직 훅만을 제공하는 Universal Hook Library로 유지됩니다. 브라우저/플랫폼 종속 훅들은 Deprecated 처리됩니다. 자세한 내용은 [packages/core/README-ko_kr.md](./packages/core/README-ko_kr.md)를 참고하세요.
+> **참고**: `react-simplikit`은 이제 웹과 모바일(React Native)에서 모두 동작하는 순수 상태/로직 훅만을 제공하는 Universal Hook Library로 유지됩니다. 브라우저/플랫폼 종속 훅들은 Deprecated 처리됩니다. 자세한 내용은 [packages/react-simplikit/README-ko_kr.md](./packages/react-simplikit/README-ko_kr.md)를 참고하세요.
 
 ## 특징
 

README.md

@@ -8,12 +8,12 @@ A collection of lightweight, zero-dependency React utilities for building robust
 
 ## Packages
 
-| Package                                      | Description                                                     | Version                                                                                                                   |
-| -------------------------------------------- | --------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------- |
-| [react-simplikit](./packages/core)           | Universal hooks - pure state/logic hooks (platform-independent) | [![npm](https://img.shields.io/npm/v/react-simplikit.svg)](https://www.npmjs.com/package/react-simplikit)                 |
-| [@react-simplikit/mobile](./packages/mobile) | Mobile web utilities (viewport, keyboard, scroll)               | [![npm](https://img.shields.io/npm/v/@react-simplikit/mobile.svg)](https://www.npmjs.com/package/@react-simplikit/mobile) |
+| Package                                       | Description                                                     | Version                                                                                                                   |
+| --------------------------------------------- | --------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------- |
+| [react-simplikit](./packages/react-simplikit) | Universal hooks - pure state/logic hooks (platform-independent) | [![npm](https://img.shields.io/npm/v/react-simplikit.svg)](https://www.npmjs.com/package/react-simplikit)                 |
+| [@react-simplikit/mobile](./packages/mobile)  | Mobile web utilities (viewport, keyboard, scroll)               | [![npm](https://img.shields.io/npm/v/@react-simplikit/mobile.svg)](https://www.npmjs.com/package/@react-simplikit/mobile) |
 
-> **Note**: `react-simplikit` is now maintained as a Universal Hook Library providing only pure state/logic hooks that work across web and mobile (React Native). Browser/platform-dependent hooks are deprecated. See [packages/core/README.md](./packages/core/README.md) for details.
+> **Note**: `react-simplikit` is now maintained as a Universal Hook Library providing only pure state/logic hooks that work across web and mobile (React Native). Browser/platform-dependent hooks are deprecated. See [packages/react-simplikit/README.md](./packages/react-simplikit/README.md) for details.
 
 ## Features
 

docs/hook-design-principles.md

@@ -319,21 +319,21 @@ packages/plugin/  (planned)
 
 ### Extraction Rules
 
-| Extracted (Philosophy)                     | Left Behind (Implementation)         |
-| ------------------------------------------ | ------------------------------------ |
-| "Always return objects"                    | `packages/core/src/hooks/` paths     |
-| "Named useEffect improves stack traces"    | `yarn test`, `yarn fix` commands     |
-| "SSR-safe: fixed initial + useEffect sync" | `renderHookSSR.serverOnly()` utility |
-| "4 JSDoc tags for AI doc generation"       | `100%` coverage threshold            |
+| Extracted (Philosophy)                     | Left Behind (Implementation)                |
+| ------------------------------------------ | ------------------------------------------- |
+| "Always return objects"                    | `packages/react-simplikit/src/hooks/` paths |
+| "Named useEffect improves stack traces"    | `yarn test`, `yarn fix` commands            |
+| "SSR-safe: fixed initial + useEffect sync" | `renderHookSSR.serverOnly()` utility        |
+| "4 JSDoc tags for AI doc generation"       | `100%` coverage threshold                   |
 
 ### Generalization Transforms
 
-| Before (Project-Specific)    | After (Universal)               |
-| ---------------------------- | ------------------------------- |
-| `renderHookSSR.serverOnly()` | Vitest + `delete global.window` |
-| `yarn test` / `yarn fix`     | "Run your test suite"           |
-| `packages/core/` paths       | "your source directory"         |
-| `react-simplikit` references | Removed                         |
+| Before (Project-Specific)         | After (Universal)               |
+| --------------------------------- | ------------------------------- |
+| `renderHookSSR.serverOnly()`      | Vitest + `delete global.window` |
+| `yarn test` / `yarn fix`          | "Run your test suite"           |
+| `packages/react-simplikit/` paths | "your source directory"         |
+| `react-simplikit` references      | Removed                         |
 
 ---