Refactor Dockerfile to combine system dependency installation steps for improved cache handling

Dockerfile

@@ -2,18 +2,20 @@ FROM python:3.12-slim
 
 WORKDIR /app
 
-# Install system dependencies including those needed for OCR and ML models
-RUN apt-get update -y && apt-get upgrade -y
-RUN apt-get install -y --no-install-recommends \
-    curl \
-    poppler-utils \
-    libgl1-mesa-glx \
-    libglib2.0-0 \
-    libsm6 \
-    libxext6 \
-    libxrender-dev \
-    libgomp1
-RUN apt-get clean -y && \
+# Combining update and install to ensure proper cache handling
+RUN apt-get update -y && \
+    apt-get upgrade -y && \
+    apt-get install -y --no-install-recommends \
+        curl \
+        poppler-utils \
+        libgl1-mesa-glx \
+        libglib2.0-0 \
+        libsm6 \
+        libxext6 \
+        libxrender-dev \
+        libgomp1 \
+        wget && \
+    apt-get clean -y && \
     rm -rf /var/lib/apt/lists/*
 
 # Install poetry