Fix recent GHA images issues

- OpenSSL@3.3.0 is broken in Windows. Downgraded to openssl 3.2.1. See openssl/openssl#24298.
- OpenSSL@3.3.0 is broken in macOS. Downgrading to openssl 3.0.1.
- GHCup was removed from macOS. Now this action installs it if missing in all OSes.

base/action.yml

@@ -17,7 +17,7 @@ runs:
       if: runner.os == 'macOS'
       shell: bash
       run: |
-        brew install pkg-config
+        brew install pkg-config openssl@3.0
 
         mkdir __prep__
         pushd __prep__
@@ -35,7 +35,7 @@ runs:
       shell: bash
       run: |
         echo "LD_LIBRARY_PATH=/usr/local/lib" >> $GITHUB_ENV
-        echo "PKG_CONFIG_PATH=/usr/local/opt/cardano/lib/pkgconfig:/usr/local/opt/openssl@1.1/lib/pkgconfig:/usr/local/opt/icu4c/lib/pkgconfig:$PKG_CONFIG_PATH" \
+        echo "PKG_CONFIG_PATH=/opt/homebrew/opt/openssl@3.0/lib/pkgconfig:/usr/local/opt/cardano/lib/pkgconfig:/usr/local/opt/openssl@1.1/lib/pkgconfig:/usr/local/opt/icu4c/lib/pkgconfig:$PKG_CONFIG_PATH" \
           >> $GITHUB_ENV
 
     # There are three pkg-config packages available for mingw, and each one has their problems:
@@ -60,7 +60,8 @@ runs:
         mv /c/Strawberry/perl/bin/pkg-config     /c/Strawberry/perl/bin/perl-pkg-config
         mv /c/Strawberry/perl/bin/pkg-config.bat /c/Strawberry/perl/bin/perl-pkg-config.bat
 
-        /usr/bin/pacman --noconfirm -S mingw-w64-x86_64-pkg-config mingw-w64-x86_64-openssl
+        /usr/bin/pacman --noconfirm -S mingw-w64-x86_64-pkg-config
+
         echo "PKG_CONFIG_ALLOW_SYSTEM_CFLAGS=1" >> $GITHUB_ENV
         echo "PKG_CONFIG_ALLOW_SYSTEM_LIBS=1"   >> $GITHUB_ENV
 
@@ -69,6 +70,8 @@ runs:
           curl -sL ${{ inputs.url-prefix }}/msys2.${{ inputs.use-sodium-vrf == 'true' && 'libsodium-vrf' || 'libsodium' }}.pkg.tar.zstd > libsodium.pkg.tar.zstd
           curl -sL ${{ inputs.url-prefix }}/msys2.libsecp256k1.pkg.tar.zstd > libsecp256k1.pkg.tar.zstd
           curl -sL ${{ inputs.url-prefix }}/msys2.libblst.pkg.tar.zstd      > libblst.pkg.tar.zstd
+          # OpenSSL .pc files are wrong in openssl-3.3.0 https://github.com/openssl/openssl/issues/24298
+          curl -sL https://repo.msys2.org/mingw/mingw64/mingw-w64-x86_64-openssl-3.2.1-1-any.pkg.tar.zst > openssl.pkg.tar.zstd
           for pkg in *.zstd; do
             /usr/bin/pacman --noconfirm -U $pkg
           done

haskell/action.yml

@@ -21,6 +21,41 @@ outputs:
 runs:
   using: "composite"
   steps:
+    - name: Install GHCup (Linux & MacOS)
+      if: runner.os != 'Windows'
+      shell: bash
+      run: |
+        if ! type ghcup &>/dev/null; then
+          export BOOTSTRAP_HASKELL_NONINTERACTIVE=1
+          export BOOTSTRAP_HASKELL_MINIMAL=1
+          export GHCUP_INSTALL_BASE_PREFIX=$HOME
+          ghcup_bin=$GHCUP_INSTALL_BASE_PREFIX/.ghcup/bin
+
+          # Install GHCup
+          curl --proto '=https' --tlsv1.2 -fsSL https://get-ghcup.haskell.org | sh > /dev/null 2>&1
+          echo "PATH=$ghcup_bin:$PATH" >> $GITHUB_ENV
+        fi
+
+    - name: Install GHCup (Windows)
+      if: runner.os == 'Windows'
+      shell: 'C:/msys64/usr/bin/bash.exe -e {0}'
+      run: |
+        if ! type ghcup &>/dev/null; then
+          export BOOTSTRAP_HASKELL_NONINTERACTIVE=1
+          export BOOTSTRAP_HASKELL_MINIMAL=1
+          export GHCUP_INSTALL_BASE_PREFIX="/c/"
+          ghcup_bin=$GHCUP_INSTALL_BASE_PREFIX/ghcup/bin
+
+          # Install GHCup
+          curl --proto '=https' --tlsv1.2 -fsSL https://get-ghcup.haskell.org | sh > /dev/null 2>&1
+        fi
+
+    - name: Extend PATH (Windows)
+      if: runner.os == 'Windows'
+      shell: pwsh
+      run: |
+        "PATH=C:\\ghcup\\bin;C:\\cabal\\bin;{0}" -f $env:PATH  >> $env:GITHUB_ENV
+
     - name: Setup GHC
       if: inputs.ghc-version != ''
       shell: bash