[test-82/unit] 핵심 도메인 로직 단위 테스트 도입과 PR 검증 게이트 구축

.github/workflows/ci-e2e-test.yml

@@ -1,4 +1,4 @@
-name: CI E2E test
+name: E2E Test
 
 on:
   pull_request:

.github/workflows/ci-unit-test.yml

@@ -0,0 +1,41 @@
+name: Unit Test
+
+on:
+  pull_request:
+    branches: [develop, main]
+
+permissions:
+  contents: read
+
+concurrency:
+  group: ci-unit-test-${{ github.head_ref }}
+  cancel-in-progress: true
+
+jobs:
+  verify:
+    name: unit-verify
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v7
+
+      - name: Setup Node
+        uses: actions/setup-node@v7
+        with:
+          node-version: 22
+          cache: npm
+
+      - name: Install dependencies
+        run: npm ci
+
+      # 빠르게 실패하는 순서로 배치한다. 타입 오류는 lint / test 를 돌리기 전에 끊는다.
+      - name: Type check
+        run: npm run typecheck
+
+      - name: Lint
+        run: npm run lint
+
+      - name: Unit test
+        run: npm test

global.d.ts

@@ -19,6 +19,7 @@ export declare global {
       targetIdOrEventName: string | Date,
       params?: Record<string, unknown>,
     ) => void
+    __IS_NOT_FOUND_PAGE__?: boolean
   }
 
   interface Navigator {