fix: dockerfile poetry install 추가 (#6)

Co-authored-by: Gukhee Jo <[email protected]>

Author: 9keyyyy

Dockerfile

@@ -11,6 +11,6 @@ WORKDIR /satto
 
 COPY pyproject.toml poetry.lock ./
 
-RUN poetry install --no-root
+RUN poetry lock && poetry install --no-root
 
 COPY ./src /satto/src