message: Actually install libspdlog, since I forgot to
diff: @@ -3,6 +3,6 @@ FROM mcr.microsoft.com/dotnet/core/sdk:3.1-focal
  RUN apt-get update
  RUN apt-get install -y clang cmake g++ python3
  RUN apt-get install -y libfreetype-dev libglfw3-dev libglm-dev libgtest-dev \
  - libgmock-dev libsndfile1-dev liblua5.3-dev libopenal-dev
  + libgmock-dev libsndfile1-dev liblua5.3-dev libopenal-dev libspdlog-dev
  RUN apt-get install -y python3-glad
  RUN rm -rf /var/lib/apt/lists/*
  