update dockerfile

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.9-slim
+FROM ubuntu:20.04
 
 # Exposing ports
 EXPOSE 6900
@@ -12,13 +12,14 @@ COPY *.whl /packages/
 
 # Copy users db file along with execution script
 COPY start.sh /
-COPY start_test.sh /
 COPY load_data.py /
 COPY users.yml /packages/
 
 # Install packages
 RUN apt update
-RUN apt -y install python3.9-dev gcc gnupg apache2-utils systemctl curl sudo vim
+RUN apt -y install curl python3.9 python3.9-dev python3.9-distutils gcc gnupg apache2-utils sudo openssl systemctl
+RUN curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
+RUN python3.9 get-pip.py
 
 # Create new user for starting elasticsearch
 RUN useradd -ms /bin/bash user -p "$(openssl passwd -1 ubuntu)"
@@ -26,7 +27,7 @@ RUN echo 'user ALL=(ALL) NOPASSWD: ALL' >> /etc/sudoers
 
 # Install argilla
 RUN chmod +x /start.sh \
-    && for wheel in /packages/*.whl; do pip3 install "$wheel"[server]; done
+    && for wheel in /packages/*.whl; do pip install "$wheel"[server]; done
 
 # Install Elasticsearch
 RUN curl -fsSL https://artifacts.elastic.co/GPG-KEY-elasticsearch | apt-key add -
@@ -35,4 +36,4 @@ RUN apt update
 RUN apt -y install elasticsearch=8.5.0
 
 # Executing argilla along with elasticsearch
-CMD /bin/bash /start_test.sh
+CMD /bin/bash /start.sh