Update Dockerfile

Dockerfile

@@ -5,12 +5,15 @@ WORKDIR /app
 # Set environment variable to disable Numba caching
 ENV NUMBA_DISABLE_CACHE=1
 
+# Perform apt-get update and install packages
 RUN apt-get update && apt-get install -y \
     build-essential \
     curl \
     software-properties-common \
     git \
-    && rm -rf /var/lib/apt/lists/* COPY requirements.txt ./
+    && rm -rf /var/lib/apt/lists/* # Copy requirements.txt and src/ directory
+# These MUST be on separate lines from the RUN command above
+COPY requirements.txt ./
 COPY src/ ./src/ 
 
 RUN pip3 install -r requirements.txt