feat: create a separate docs devshell

Removes dependency on latest build of treefmt from inside the repo.

Signed-off-by: Brian McGee <[email protected]>

Author: brianmcgee

nix/devshells/default.nix

@@ -19,33 +19,8 @@ perSystem.self.treefmt.overrideAttrs (old: {
       pkgs.delve
       pkgs.pprof
       pkgs.graphviz
-      pkgs.nodejs
     ]
     ++
     # include formatters for development and testing
-    (import ../packages/treefmt/formatters.nix pkgs)
-    # docs related helpers
-    ++ (let
-      docs = command:
-        pkgs.writeShellApplication {
-          name = "docs:${command}";
-          runtimeInputs = [pkgs.nodejs];
-          text = ''cd "''${DIRENV_DIR:1}/docs" && npm ci && npm run ${command}'';
-        };
-    in [
-      (docs "dev")
-      (docs "build")
-      (docs "preview")
-      (pkgs.writeShellApplication {
-        name = "vhs";
-        runtimeInputs =
-          [
-            perSystem.self.treefmt
-            pkgs.rsync
-            pkgs.vhs
-          ]
-          ++ (import ../packages/treefmt/formatters.nix pkgs);
-        text = ''vhs "$@"'';
-      })
-    ]);
+    (import ../packages/treefmt/formatters.nix pkgs);
 })

nix/devshells/docs.nix

@@ -0,0 +1,30 @@
+{
+  pkgs,
+  perSystem,
+  ...
+}:
+pkgs.mkShellNoCC {
+  packages = let
+    docs = command:
+      pkgs.writeShellApplication {
+        name = "docs:${command}";
+        runtimeInputs = [pkgs.nodejs];
+        text = ''cd "''${DIRENV_DIR:1}/docs" && npm ci && npm run ${command}'';
+      };
+  in [
+    (docs "dev")
+    (docs "build")
+    (docs "preview")
+    (pkgs.writeShellApplication {
+      name = "vhs";
+      runtimeInputs =
+        [
+          perSystem.self.treefmt
+          pkgs.rsync
+          pkgs.vhs
+        ]
+        ++ (import ../packages/treefmt/formatters.nix pkgs);
+      text = ''vhs "$@"'';
+    })
+  ];
+}

nix/formatter.nix

@@ -1,7 +1,6 @@
 {
   pkgs,
   inputs,
-  perSystem,
   ...
 }:
 inputs.treefmt-nix.lib.mkWrapper pkgs {