change docker

Dockerfile

@@ -1,33 +1,32 @@
-# Base Python image
+# Base image
 FROM python:3.10-slim
 
+# Create app directory
+WORKDIR /home/appuser/app
+
 # Set environment variables
-ENV PYTHONDONTWRITEBYTECODE=1 \
-    PYTHONUNBUFFERED=1
+ENV PATH="/home/appuser/.local/bin:$PATH"
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
 
-# Create a user to avoid root-level issues with ChromaDB
+# Install dependencies
+COPY requirement.txt .
+RUN pip install --upgrade pip \
+ && pip install --user -r requirement.txt
+
+# Add a non-root user
 RUN adduser --disabled-password --gecos "" appuser
 USER appuser
 
-# Create working directory
-WORKDIR /home/appuser/app
-
-# Copy project files
+# Copy code
 COPY --chown=appuser:appuser . .
 
-# Install Python dependencies
-RUN pip install --upgrade pip \
- && pip install -r requirement.txt
-
-# If using .env file, install python-dotenv and make sure app reads it
-RUN pip install python-dotenv
-
-# Expose FastAPI default port
+# Expose ports
 EXPOSE 8000
-# Expose Streamlit default port
 EXPOSE 8501
 
-# Start FastAPI app in the background, then Streamlit
+# Start FastAPI then Streamlit
 CMD uvicorn streamlit_app.main_api:app --host 0.0.0.0 --port 8000 & \
     streamlit run streamlit_app/app.py --server.port 8501
 
+