devShells/masna3: init

nix/devShells/masna3.nix

@@ -0,0 +1,69 @@
+let
+  bootpkgs = import <nixpkgs> {};
+
+  pkgs = import (bootpkgs.fetchFromGitHub {
+    owner = "NixOS";
+    repo = "nixpkgs";
+    rev = "nixos-25.05";
+    hash = "sha256-eogqv6FqZXHgqrbZzHnq43GalnRbLTkbBbFtEfm1RSc=";
+  }) {};
+
+  unstable = import (bootpkgs.fetchFromGitHub {
+    owner = "NixOS";
+    repo = "nixpkgs";
+    rev = "haskell-updates";
+    hash = "sha256-dwgA4RwZhqiz4VZoCBf9Li8hWIppGEhcIRL/PIBsStU=";
+  }) {};
+in
+  pkgs.mkShell (let
+    libs = with pkgs; [
+      zlib
+      libpq
+      libsodium
+    ];
+
+    hlib = pkgs.haskell.lib;
+
+    callHackage = {
+      name,
+      version,
+      haskellPackages ? pkgs.haskellPackages,
+    }: let
+      pkg = haskellPackages.callHackage name version {};
+    in
+      hlib.dontCheck (hlib.doJailbreak pkg);
+
+    haskellPackages = pkgs.haskellPackages;
+  in {
+    name = "masna3";
+    packages =
+      [
+        # used pinned ghc
+        unstable.haskell.packages.ghc9102.ghc
+
+        # Broken :(
+        # unstableHaskellPackages.haskell-language-server
+
+        haskellPackages.cabal-install
+        haskellPackages.postgresql-migration
+        (callHackage {
+          name = "fourmolu";
+          version = "0.18.0.0";
+          haskellPackages = pkgs.haskell.packages.ghc912;
+        })
+        (callHackage {
+          name = "hlint";
+          version = "3.10";
+          haskellPackages = pkgs.haskell.packages.ghc912;
+        })
+        haskellPackages.apply-refact
+        haskellPackages.ghc-tags
+        haskellPackages.cabal-gild
+
+        pkgs.gnumake
+        pkgs.pkg-config
+      ]
+      ++ libs;
+
+    LD_LIBRARY_PATH = pkgs.lib.makeLibraryPath libs;
+  })