chore: remove in-progress unused stuff from repo

Dockerfile

@@ -24,10 +24,6 @@ LABEL org.opencontainers.image.source = "https://github.com/PluralKit/PluralKit"
 WORKDIR /app
 COPY --from=build /app ./
 
-# Runtime dependency in prod
-RUN apt update && apt install -y curl
-ADD scripts/run-clustered.sh /
-
 # Allow overriding CMD from eg. docker-compose to run API layer too
 ENTRYPOINT ["dotnet"]
 CMD ["bin/PluralKit.Bot.dll"]