refactor: set up @private-board/shared as pnpm workspace package

- shared package.json name을 @private-board/shared로 변경
- 루트 package.json에 workspace dependency 추가 → node_modules symlink 생성
- tsconfig.base.json에서 paths 제거, frontend에 @/* alias 추가
- next.config.js에 transpilePackages 추가

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: junzero741

apps/frontend/next.config.js

@@ -8,6 +8,7 @@ const { composePlugins, withNx } = require('@nx/next');
  **/
 const nextConfig = {
   output: 'standalone',
+  transpilePackages: ['@private-board/shared'],
   nx: {},
 };
 

apps/frontend/tsconfig.json

@@ -16,7 +16,11 @@
     "allowSyntheticDefaultImports": true,
     "forceConsistentCasingInFileNames": true,
     "incremental": true,
-    "plugins": [{ "name": "next" }]
+    "plugins": [{ "name": "next" }],
+    "baseUrl": ".",
+    "paths": {
+      "@/*": ["./src/*"]
+    }
   },
   "include": [
     "**/*.ts",

package.json

@@ -4,7 +4,7 @@
   "private": true,
   "packageManager": "pnpm@8.15.5",
   "scripts": {
-    "dev": "nx run-many -t dev",
+    "dev": "nx run-many -t dev,serve",
     "build": "nx run-many -t build",
     "test": "nx run-many -t test",
     "lint": "nx run-many -t lint"
@@ -57,6 +57,7 @@
     "@next/third-parties": "^16.1.6",
     "@prisma/adapter-pg": "^7.4.1",
     "@prisma/client": "^7.4.1",
+    "@private-board/shared": "workspace:^",
     "@tailwindcss/typography": "^0.5.19",
     "@tiptap/extension-image": "^3.20.0",
     "@tiptap/extension-placeholder": "^3.20.0",

packages/shared/package.json

@@ -1,10 +1,10 @@
 {
-  "name": "shared",
+  "name": "@private-board/shared",
   "version": "0.0.1",
   "private": true,
   "type": "module",
-  "main": "./src/index.js",
-  "types": "./src/index.d.ts",
+  "main": "./src/index.ts",
+  "types": "./src/index.ts",
   "dependencies": {
     "tslib": "^2.3.0"
   }

pnpm-lock.yaml

@@ -12,11 +12,7 @@
     "lib": ["ES2021", "dom"],
     "strict": true,
     "skipLibCheck": true,
-    "baseUrl": ".",
-    "paths": {
-      "@private-board/shared": ["packages/shared/src/index.ts"],
-      "shared": ["packages/shared/src/index.ts"]
-    }
+    "baseUrl": "."
   },
   "exclude": ["node_modules", "tmp"]
 }