refactor: reorganize Dockerfile

Dockerfile

@@ -1,40 +1,32 @@
 FROM continuumio/miniconda3
-WORKDIR /code
 
+WORKDIR /code
 COPY ./requirements.txt /code/requirements.txt
 
-# Set up a new user named "user" with user ID 1000
-RUN useradd -m -u 1000 user
-USER user
-
-# Set home to the user's home directory
-ENV HOME=/home/user \
-	PATH=/home/user/.local/bin:$PATH \
-    PYTHONPATH=$HOME/app \
-	PYTHONUNBUFFERED=1 \
-	GRADIO_ALLOW_FLAGGING=never \
-	GRADIO_NUM_PORTS=1 \
-	GRADIO_SERVER_NAME=0.0.0.0 \
-	GRADIO_THEME=huggingface \
-	SYSTEM=spaces
-
-# Install dependencies
 RUN conda install -y \
       -c pytorch -c nvidia \
       python=3.10 \
       pytorch torchvision torchaudio pytorch-cuda=12.1 \
       faiss-gpu=1.9.0 && \
-    conda clean -afy
+    conda clean -afy && \
+    pip install --no-cache-dir -r /code/requirements.txt
 
-RUN pip install --no-cache-dir -r requirements.txt
+RUN useradd -m -u 1000 user
+USER user
 
-# Set the working directory to the user's home directory
-WORKDIR $HOME/app
+ENV HOME=/home/user \
+    PATH=/home/user/.local/bin:$PATH \
+    PYTHONPATH=$HOME/app \
+    PYTHONUNBUFFERED=1 \
+    GRADIO_ALLOW_FLAGGING=never \
+    GRADIO_NUM_PORTS=1 \
+    GRADIO_SERVER_NAME=0.0.0.0 \
+    GRADIO_THEME=huggingface \
+    SYSTEM=spaces
 
-# Copy the current directory contents into the container at $HOME/app setting the owner to the user
+WORKDIR $HOME/app
 COPY --chown=user . $HOME/app
 
-# Run the application
 EXPOSE 7860
 
 CMD ["python", "main.py"]