mistral-vibe: add module

modules/programs/mistral-vibe.nix

@@ -0,0 +1,64 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+let
+
+  cfg = config.programs.mistral-vibe;
+
+  settingsFormat = pkgs.formats.toml { };
+
+in
+{
+  meta.maintainers = [ lib.maintainers.GaetanLepage ];
+
+  options.programs.mistral-vibe = {
+    enable = lib.mkEnableOption "Mistral Vibe, Mistral's open-source CLI coding assistant";
+
+    package = lib.mkPackageOption pkgs "mistral-vibe" { nullable = true; };
+
+    settings = lib.mkOption {
+      type = settingsFormat.type;
+      example = lib.literalExpression ''
+        {
+          active_model = "devstral-latest";
+          vim_keybindings = false;
+          tool_paths = [];
+
+          providers = [
+            {
+              name = "mistral";
+              backend = "mistral";
+              api_base = "https://api.mistral.ai/v1";
+              api_key_env_var = "MISTRAL_API_KEY";
+              api_style = "openai";
+            }
+          ];
+
+          models = [
+            {
+              name = "devstral-latest";
+              provider = "mistral";
+              alias = "devstral-latest";
+              temperature = 0.1;
+              input_price = 0.4;
+              output_price = 2.0;
+            }
+          ];
+        }
+      '';
+      description = ''
+        Mistral Vibe configuration.
+        For available settings see <https://github.com/mistralai/mistral-vibe>.
+      '';
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    home.packages = lib.mkIf (cfg.package != null) [ cfg.package ];
+
+    home.file.".vibe/config.toml".source = settingsFormat.generate "config.toml" cfg.settings;
+  };
+}