Add .streamlit folder and secrets

Dockerfile

@@ -1,4 +1,3 @@
-# The base image for the application.
 FROM docker.io/library/python:3.13.5-slim@sha256:4c2cf9917bd1cbacc5e9b07320025bdb7cdf2df7b0ceaccb55e9dd7e30987419
 
 # Install build dependencies and Git.
@@ -11,20 +10,21 @@ RUN apt-get update && apt-get install -y \
 # Set the working directory inside the container.
 WORKDIR /app
 
-# Copy the Streamlit configuration files first.
-# This is a critical step to ensure permissions are handled correctly.
-COPY .streamlit/ .streamlit/
+# Create the .streamlit directory and copy the secrets.toml file from the host.
+# This approach avoids permission issues and ensures the folder exists.
+RUN mkdir /.streamlit
 
-# Copy the requirements.txt file and install Python dependencies.
-COPY requirements.txt requirements.txt
-RUN pip install -r requirements.txt
+# Copy the Streamlit configuration files directly into the created directory.
+COPY requirements.txt .
+COPY src/app.py src/
+COPY .streamlit/secrets.toml /.streamlit/secrets.toml
+COPY .streamlit/config.toml /.streamlit/config.toml
 
-# Copy all the rest of the files from the current directory into the container's /app directory.
-COPY . .
+# Install Python dependencies.
+RUN pip install -r requirements.txt
 
 # Expose port 8501 for Streamlit.
 EXPOSE 8501
 
 # The command to run the Streamlit application.
-# It uses the file that is located in the `src` subdirectory.
 CMD ["streamlit", "run", "src/app.py"]