Update Dockerfile

Dockerfile

@@ -9,9 +9,10 @@ RUN apt-get update && apt-get install -y \
     python3 python3-pip && \
     apt-get clean
 
-# Download prebuilt pdf2htmlEX binary (built by bwits)
-RUN wget -O /usr/local/bin/pdf2htmlEX https://github.com/BWITS/pdf2htmlex-docker/releases/download/v0.18.8.rc2/pdf2htmlEX && \
-    chmod +x /usr/local/bin/pdf2htmlEX
+# Download and install pdf2htmlEX
+RUN wget https://github.com/pdf2htmlEX/pdf2htmlEX/releases/download/v0.18.8.rc1/pdf2htmlEX-0.18.8.rc1-master-20200630-Ubuntu-bionic-x86_64.deb && \
+    dpkg -i pdf2htmlEX-0.18.8.rc1-master-20200630-Ubuntu-bionic-x86_64.deb && \
+    rm pdf2htmlEX-0.18.8.rc1-master-20200630-Ubuntu-bionic-x86_64.deb
 
 # Install Gradio
 RUN pip3 install gradio==4.24.0