refactor: оптимизировать сборку образа Docker (сначала устанавливать зависимости, потом копировать код)

services/ml_service/Dockerfile

@@ -1,10 +1,11 @@
 FROM python:3.11-slim
 
-WORKDIR /
+WORKDIR /service
 
-COPY . /service
+COPY ./requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
 
-RUN pip install --no-cache-dir -r /service/requirements.txt
+COPY . .
 
 VOLUME /models
 
@@ -12,8 +13,6 @@ EXPOSE 8000/tcp
 
 ENV MODELS_PATH=/models
 
-WORKDIR /service
-
 CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "8000"]
 
 # docker build -t ml_service services/ml_service/