Playing with ghcup as an install method

Author: AlistairB

8.10/ghcup/Dockerfile

@@ -0,0 +1,39 @@
+FROM debian:buster AS builder
+
+ENV LANG C.UTF-8
+
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+        ca-certificates \
+        build-essential \
+        libffi-dev \
+        libffi6 \
+        libgmp-dev \
+        libgmp10 \
+        libncurses-dev \
+        libncurses5 \
+        libtinfo5 \
+        curl && \
+    rm -rf /var/lib/apt/lists/*
+
+ARG GHCUP_VERSION=0.1.16.2
+
+RUN curl -fSL https://downloads.haskell.org/~ghcup/$GHCUP_VERSION/x86_64-linux-ghcup-$GHCUP_VERSION -o ghcup && \
+    chmod +x ghcup
+
+ARG CABAL_VERSION=3.4.0.0
+
+RUN ./ghcup install cabal $CABAL_VERSION && \
+    ./ghcup set cabal $CABAL_VERSION
+
+ARG GHC_VERSION=8.10.6
+
+RUN ./ghcup install ghc $GHC_VERSION && \
+    ./ghcup set ghc $GHC_VERSION
+
+ARG STACK_VERSION=2.7.3
+
+RUN ./ghcup install stack $STACK_VERSION && \
+    ./ghcup set stack $STACK_VERSION
+
+RUN cp -H /root/.ghcup/bin/* /usr/local/bin