fix: update rust/go toolchains and devenv to 1.10 (#17)

Author: gabyx

src/generic/tools/nix/flake.lock

@@ -65,12 +65,12 @@
     # The devenv module to create good development shells.
     # The `nixpkgs-devenv` must aligned with the pinned version.
     devenv = {
-      url = "github:cachix/devenv?ref=v1.8.1";
+      url = "github:cachix/devenv?ref=v1.10";
       inputs.nixpkgs.follows = "nixpkgs-devenv";
     };
     # This is the rolling nixpkgs with what devenv was tested.
     nixpkgs-devenv = {
-      url = "github:cachix/devenv-nixpkgs?ref=0ceffe312871b443929ff3006960d29b120dc627";
+      url = "github:cachix/devenv-nixpkgs?ref=207a4cb0e1253c7658c6736becc6eb9cace1f25f";
     };
 
     # To build a base image with Nix.

src/generic/tools/nix/flake.nix.jinja

@@ -0,0 +1,4 @@
+# Devenv Modules
+
+This folder contains all devenv modules which are loaded by default in
+`shell.nix`.

src/generic/tools/nix/lib/devenv/README.md

@@ -21,7 +21,7 @@ let
   libImport = import ./import.nix { inherit inputs self; };
 
   # Lib shell.
-  libShell = import ./shell.nix { inherit inputs lib; };
+  libShell = import ./shell.nix { inherit inputs lib repoRoot; };
 
   # Lib toolchains.
   libToolchain = import ./toolchains.nix {

src/generic/tools/nix/lib/lib.parts.nix

@@ -1,4 +1,19 @@
-{ inputs, lib, ... }:
+{
+  inputs,
+  lib,
+  repoRoot,
+  ...
+}:
+let
+  # List all devenv modules in `lib/devenv/...`.
+  devenv-modules = lib.pipe inputs.import-tree [
+    # NOTE: Uncomment the below to inspect what toolchains are loaded.
+    # (i: i.map (x: lib.info "Importing toolchain :${x}" x))
+    (i: i.match ".*/nix/lib/devenv/.*\.nix")
+    (i: i.withLib lib)
+    (i: i.leafs repoRoot)
+  ];
+in
 {
   # Make a devenv shell (from `inputs.devenv`) with the following features:
   # - Using `pkgs` or imported from flake input `inputs.nixpkgs-devenv` for the `system` if not given.
@@ -66,6 +81,7 @@
           }
         )
       ]
+      ++ devenv-modules
       ++ modules;
     };
 }