Install hpack

flake.lock

@@ -2,7 +2,9 @@
   "nodes": {
     "agenix": {
       "inputs": {
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": [
+          "nixpkgs"
+        ]
       },
       "locked": {
         "lastModified": 1641576265,
@@ -72,15 +74,18 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1618628710,
-        "narHash": "sha256-9xIoU+BrCpjs5nfWcd/GlU7XCVdnNKJPffoNTxgGfhs=",
-        "path": "/nix/store/z1rf17q0fxj935cmplzys4gg6nxj1as0-source",
-        "rev": "7919518f0235106d050c77837df5e338fb94de5d",
-        "type": "path"
+        "lastModified": 1643659724,
+        "narHash": "sha256-Nbqsx8F6zQ4McvtYZirMQnGGZKK/toBN+D/KAotlFJY=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "020d63c7e9734fda828f34513be02aa1b103c501",
+        "type": "github"
       },
       "original": {
-        "id": "nixpkgs",
-        "type": "indirect"
+        "owner": "NixOS",
+        "ref": "nixos-21.11-small",
+        "repo": "nixpkgs",
+        "type": "github"
       }
     },
     "nixpkgs-21_05": {
@@ -113,27 +118,11 @@
         "type": "indirect"
       }
     },
-    "nixpkgs_2": {
-      "locked": {
-        "lastModified": 1642961095,
-        "narHash": "sha256-RLatktZmvwFBOyqdoIk4qdS4OGKB7aKIvvs4ZP2L8D8=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "604c44137d97b5111be1ca5c0d97f6e24fbc5c2c",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "ref": "nixos-21.11-small",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
     "root": {
       "inputs": {
         "agenix": "agenix",
         "hm": "hm",
-        "nixpkgs": "nixpkgs_2",
+        "nixpkgs": "nixpkgs",
         "snm": "snm",
         "utils": "utils_2"
       }

flake.nix

@@ -16,7 +16,10 @@
     };
 
     # age for nix to store encrypted passwords conveniently
-    agenix.url = "github:ryantm/agenix";
+    agenix ={
+      url = "github:ryantm/agenix";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
   };
   outputs = { self, hm, nixpkgs, agenix, ... }@inputs: {
     inherit self inputs;

home/cli.nix

@@ -40,6 +40,7 @@
     hledger-iadd
     hledger-ui
     smos
+    #haskellPackages.patat # terminal based presentations using pandoc
 
     # editors
     emacs
@@ -57,6 +58,7 @@
     haskellPackages.cabal-fmt
     haskellPackages.stylish-haskell
     haskellPackages.ormolu
+    haskellPackages.hpack
   ];
   home.extraOutputsToInstall = [ "doc" "info" "devdoc" ];