Change build process

Dockerfile

@@ -1,27 +1,33 @@
-FROM python:3.9
+# The builder image, used to build the virtual environment
+FROM python:3.11-buster as builder
 
-# Get secret DB_URL and output it to /test at buildtime
-RUN --mount=type=secret,id=DB_URL,mode=0444,required=true \
-   cat /run/secrets/DB_URL > /test
+RUN pip install poetry==1.4.2
+
+ENV POETRY_NO_INTERACTION=1 \
+    POETRY_VIRTUALENVS_IN_PROJECT=1 \
+    POETRY_VIRTUALENVS_CREATE=1 \
+    POETRY_CACHE_DIR=/tmp/poetry_cache
 
-# Set up a new user named "user" with user ID 1000
-RUN useradd -m -u 1000 user
+WORKDIR /app
 
-# Switch to the "user" user
-USER user
+COPY pyproject.toml poetry.lock ./
 
-# Set home to the user's home directory
-ENV HOME=/home/user \
-	PATH=/home/user/.local/bin:$PATH
+RUN --mount=type=cache,target=$POETRY_CACHE_DIR poetry install --without dev --no-root
 
-# Set the working directory to the user's home directory
-WORKDIR $HOME/app
+# The runtime image, used to just run the code provided its virtual environment
+FROM python:3.11-slim-buster as runtime
+
+# Get secret DB_URL and output it to /test at buildtime
+RUN --mount=type=secret,id=DB_URL,mode=0444,required=true \
+   cat /run/secrets/DB_URL > /test
 
-# Copy the current directory contents into the container at $HOME/app setting the owner to the user
-COPY --chown=user . $HOME/app
+ENV VIRTUAL_ENV=/app/.venv \
+    PATH="/app/.venv/bin:$PATH"
 
-RUN pip install --no-cache-dir poetry
+COPY --from=builder ${VIRTUAL_ENV} ${VIRTUAL_ENV}
 
-RUN poetry install --only main
+COPY image_search ./image_search
+COPY static ./static
+COPY images ./images
 
-CMD ["poetry", "run", "start"]
+CMD ["uvicorn", "image_search.main:app", "--host", "0.0.0.0", "--port", "7860"]