feat: add Cabal support

🌠 via haskell/cabal@7a4b0c5dbd

Signed-off-by: Lucas Larson <LucasLarson@riseup.net>

Author: LucasLarson

update

@@ -1,5 +1,5 @@
 #!/usr/bin/env sh
-update='2023-10-08'
+update='2023-10-26'
 IFS="$(command printf -- ' \t\n|')" && IFS="${IFS%'|'}"
 command printf -- '\n\n                 .___       __\n __ ________   __\174 _\057____ _\057  \174_  ____\n\174  \174  \134____ \134 \057 __ \174\134__  \134\134   __\134\057 __ \134\n\174  \174  \057  \174_\076 \076 \057_\057 \174 \057 __ \134\174  \174 \134  ___\057\n\174____\057\174   __\057\134____ \174\050____  \057__\174  \134___  \076\n      \174__\174        \134\057     \134\057          \134\057\n a Lucas Larson production\n\n' >&2 && command sleep 1
 command printf -- '\360\237\223\241  verifying network connectivity' >&2
@@ -64,6 +64,8 @@ if command -v -- xcrun >/dev/null 2>&1; then
 else command printf -- 'no Xcode installation detected.\n\n' >&2; fi
 command printf -- '\342\232\233\357\270\217  checking for Atom installation...\n' >&2
 if command -v -- apm >/dev/null 2>&1; then command apm upgrade --no-confirm; else command printf -- 'no Atom installation detected.\n\n' >&2; fi
+command printf -- '\360\237\214\240  checking for Cabal installation...\n' >&2
+if command -v -- cabal >/dev/null 2>&1; then command cabal update --verbose; else command printf -- 'no Cabal installation detected.\n\n' >&2; fi
 command printf -- '\360\237\246\200  checking for Rust installation...\n' >&2
 if command -v -- rustup >/dev/null 2>&1; then command rustup --verbose update; else command printf -- 'no Rust installation detected.\n\n' >&2; fi
 command printf -- 'checking for npm installation...\n' >&2