ci: lint-and-build에 tolchain 클론 추가 (go.mod replace 의존성)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.gitea/workflows/deploy.yml

@@ -12,6 +12,9 @@ jobs:
       - name: 코드 체크아웃
         uses: actions/checkout@v4
 
+      - name: tolchain 의존성 클론
+        run: git clone --depth 1 https://github.com/tolelom/tolchain.git ../tolchain
+
       - name: Go 설치
         uses: actions/setup-go@v5
         with: