improved dockerfile

dockerfile

@@ -1,4 +1,25 @@
 FROM codercom/code-server:latest
 RUN sudo apt update
 RUN sudo apt upgrade -y
-RUN sudo apt install nano curl wget zip unzip tree -y
+RUN sudo apt install -y nano curl wget zip unzip tree
+
+# install dotnet
+RUN wget https://packages.microsoft.com/config/debian/12/packages-microsoft-prod.deb -O packages-microsoft-prod.deb
+RUN sudo dpkg -i packages-microsoft-prod.deb
+RUN rm packages-microsoft-prod.deb
+
+RUN sudo apt-get update
+RUN sudo apt-get install -y dotnet-sdk-7.0
+RUN sudo apt-get install -y aspnetcore-runtime-7.0
+
+# install python3.10
+RUN sudo apt install -y build-essential zlib1g-dev libncurses5-dev libgdbm-dev libnss3-dev libssl-dev libreadline-dev libffi-dev libsqlite3-dev wget libbz2-dev && \
+  wget https://www.python.org/ftp/python/3.10.12/Python-3.10.12.tgz && \
+  tar -xf Python-3.10.*.tgz && \
+  cd Python-3.10.*/ && \
+  ./configure --prefix=/usr/local --enable-optimizations --enable-shared LDFLAGS="-Wl,-rpath /usr/local/lib" && \
+  make -j $(nproc) && \
+  sudo make altinstall && \
+  python3.10 -m pip install --user --upgrade pip
+
+# cleanup