Update Dockerfile

Dockerfile

@@ -1,21 +1,38 @@
+# Base image: Python 3.9 slim version
 FROM python:3.9-slim
 
+# Set the working directory in the container
 WORKDIR /app
 
+# Install system dependencies
+# build-essential is needed for some Python packages that compile C code
+# git might be needed if your requirements.txt installs packages from git repos
 RUN apt-get update && apt-get install -y \
     build-essential \
     curl \
-    software-properties-common \
     git \
     && rm -rf /var/lib/apt/lists/*
 
+# Copy the requirements file into the container
 COPY requirements.txt ./
-COPY src/ ./src/
 
-RUN pip3 install -r requirements.txt
+# Install Python dependencies
+RUN pip3 install --no-cache-dir -r requirements.txt
 
+# Copy your application code into the container
+# If your app is just app.py and maybe a 'css' folder:
+COPY app.py ./
+COPY css/ ./css/
+# If your app code is in a 'src' directory:
+# COPY src/ ./src/
+# Ensure your app.py is then correctly referenced by the ENTRYPOINT, e.g., "src/app.py"
+
+# Expose the port your app runs on (Streamlit default is 8501)
 EXPOSE 8501
 
+# Healthcheck for Streamlit (optional but good practice)
 HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health
 
+# Command to run your application
+# This will run: streamlit run app.py --server.port=8501 --server.address=0.0.0.0
 ENTRYPOINT ["streamlit", "run", "app.py", "--server.port=8501", "--server.address=0.0.0.0"]