Image featuring GHC 9.4.8 and cabal 3.10.2.0 (#16)

* Image featuring GHC 9.4.8 and cabal 3.10.2.0

* Build ghc 9.4.8 image.

.github/workflows/build-docker.yml

@@ -19,6 +19,7 @@ jobs:
           - ghc-8.10.7
           - ghc-9.0.2
           - ghc-9.4.7
+          - ghc-9.4.8
 
     steps:
       - uses: actions/checkout@v2

ghc-9.4.8/Dockerfile

@@ -0,0 +1,31 @@
+# There are more recent versions of Alpine.
+# However, they have a version of pkg-config which changed its output in a way cabal doesn't understand.
+# See: https://github.com/haskell/cabal/issues/8923
+# There is a workaround script, but I don't think it's worth it since alpine:3.16 is still maintained as of 9/2023.
+# If you try to upgrade and have trouble building, it may be related to the above.
+
+FROM alpine:3.16
+# Install deps for:
+# - ghc/cabal: curl gcc g++ gmp-dev ncurses-dev libffi-dev make xz tar perl zlib-dev
+# - repo clone: git
+# - static builds: zlib-static HACK(broken-ghc-musl): ncurses-static
+# - random haskell libraries with cbits (basement): binutils-gold
+# - to use embedded binaries in development (ie themis): libc6-compat
+# - for nix installation via github action cachix/install-nix-action: sudo
+RUN apk --no-cache add binutils-gold curl gcc g++ git gmp-dev ncurses-dev ncurses-static libffi-dev make xz tar perl zlib-dev zlib-static bash sudo libc6-compat git-lfs
+
+# Install system deps for FOSSA CLI:
+RUN apk --no-cache add bash xz-libs xz-dev bzip2-dev bzip2-static upx curl jq
+
+# manual installation of ghcup -- the install script doesn't work headless
+RUN mkdir -p ~/.ghcup/bin && curl https://downloads.haskell.org/~ghcup/x86_64-linux-ghcup > ~/.ghcup/bin/ghcup && chmod +x ~/.ghcup/bin/ghcup
+ENV PATH="/root/.cabal/bin:/root/.ghcup/bin:$PATH"
+
+RUN ghcup install ghc 9.4.8
+
+RUN ghcup set ghc 9.4.8
+RUN ghcup install cabal 3.10.2.0
+
+# Sets USER environment to overcome issue, as described in:
+# https://github.com/cachix/install-nix-action/issues/122
+ENV USER=guest