feat: init

templates/default/nix/devshells/default.nix

@@ -0,0 +1,27 @@
+{
+  pkgs,
+  flake,
+  system,
+}:
+pkgs.mkShell {
+  # Add build dependencies
+  packages = [
+    flake.formatter.${system}
+    pkgs.jq
+  ];
+
+  # Add environment variables
+  env = { };
+
+  # Load custom bash code
+  shellHook =
+    # TODO(blocked/upstream): remove this once https://github.com/isbecker/treefmt-vscode/issues/3 is resolved
+    (flake.inputs.nixago.lib.${system}.make {
+      data = flake.formatter.${system}.settings;
+      output = "treefmt.toml";
+      format = "toml";
+    }).shellHook
+    + ''
+      echo $(git rev-parse --show-toplevel)
+    '';
+}

templates/default/nix/devshells/rust.nix

@@ -0,0 +1,34 @@
+{
+  flake,
+  system,
+  pkgs,
+  ...
+}:
+let
+  craneLib = flake.lib.mkCraneLib { inherit pkgs system; };
+in
+craneLib.devShell {
+  inputsFrom =
+    [
+      flake.devShells.${system}.default
+    ]
+    # Inherit inputs from rust-workspace on the platforms it's available.
+    ++ (pkgs.lib.lists.optionals
+      (pkgs.lib.meta.availableOn pkgs.stdenv.hostPlatform flake.packages.${system}.rust-workspace)
+      (
+        [
+          flake.packages.${system}.rust-workspace
+
+        ]
+        ++ (builtins.attrValues flake.packages.${system}.rust-workspace.passthru.tests)
+      )
+    );
+
+  # Additional dev-shell environment variables can be set directly
+  # MY_CUSTOM_DEVELOPMENT_VAR = "something else";
+
+  # Extra inputs can be added here; cargo and rustc are provided by default.
+  packages = [
+    pkgs.natscli
+  ];
+}