Added Dockerfile

Dockerfile

@@ -0,0 +1,29 @@
+FROM mcr.microsoft.com/dotnet/sdk:6.0
+
+RUN \
+  apt-get update; \
+  apt-get -y upgrade; \
+  apt-get install -y --no-install-recommends \
+  curl \
+  wget \
+  make \
+  python3 \
+  unzip \
+  mono-complete
+
+
+RUN useradd -d /home/openra -m -s /sbin/nologin openra
+
+WORKDIR /home/openra
+
+COPY . .
+
+RUN chown -R openra:openra .
+
+USER openra
+
+RUN make
+
+EXPOSE 1234
+
+ENTRYPOINT ["./launch-dedicated.sh"]