working i think

Dockerfile

@@ -0,0 +1,46 @@
+FROM debian:sid-slim
+WORKDIR /root
+
+ARG PHPVERSION=7.4
+SHELL ["/bin/bash", "-c"]
+#Initial update packges
+RUN apt update && apt upgrade -y
+
+# Language setup
+ENV LANG en_US.UTF-8
+ENV LANGUAGE en_US:en
+ENV LC_ALL en_US.UTF-8
+RUN apt install locales -y \
+ && apt auto-remove -y \
+ && apt clean -y
+RUN sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen \
+ && locale-gen
+
+# Enable Backports
+#RUN echo 'deb http://deb.debian.org/debian bullseye-backports main' > /etc/apt/sources.list.d/bullseye-backports.list \
+# && apt update
+
+# Installing basic tools
+RUN apt install bzip2 zip unzip git gnupg2 ca-certificates lsb-release apt-transport-https wget curl nano vim -y --no-install-recommends \
+ && apt auto-remove -y \
+ && apt clean -y
+
+# Platform-specific prerequisites to run python module
+RUN apt install build-essential python3-dev libffi-dev \
+                python3-pip python3-setuptools sqlite3 \
+                libssl-dev virtualenv libjpeg-dev libxslt1-dev -y --no-install-recommends
+
+RUN mkdir -p ~/synapse \
+ && virtualenv -p python3 ~/env \
+ && source ~/env/bin/activate \
+ && pip install --upgrade pip \
+ && pip install --upgrade setuptools \
+ && pip install matrix-synapse
+
+
+#autostart files
+COPY buildfiles/auto_config.sh .
+COPY buildfiles/start_services.sh .
+RUN chmod +x auto_config.sh
+RUN chmod +x start_services.sh
+CMD ["./start_services.sh"]