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source/new-flake/haskell-flake/hello-flake-haskell.cabal

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+cabal-version:   3.0
+name:            hello-flake-haskell
+version:         1.0.0
+synopsis:        A simple demonstration using a Nix flake to package a Haskell program.
+description:
+  For more information and a tutorial on how to use this package,
+  please see the README at <https://codeberg.org/mhwombat/hello-flake-haskell#readme>.
+homepage:        https://codeberg.org/mhwombat/nix-book
+bug-reports:     https://codeberg.org/mhwombat/nix-book/issues
+license:         GPL-3.0-only
+license-file:    LICENSE
+author:          Amy de Buitléir
+maintainer:      amy@nualeargais.ie
+copyright:       (c) 2023 Amy de Buitléir
+category:        Text
+build-type:      Simple
+
+executable hello-flake-haskell
+  main-is:          Main.hs
+  build-depends:
+    base,
+    hostname
+    -- NOTE: Best practice is to specify version constraints for the packages we depend on.
+    -- However, I'm confident that this package will only be used as a Nix flake.
+    -- Nix will automatically ensure that anyone running this program is using the
+    -- same library versions that I used to build it.
+  default-language: Haskell2010
+