feat: add nix, nix-config, secrets templates

Author: Sobte

.gitmodules

@@ -4,3 +4,12 @@
 [submodule "templates/node"]
 	path = templates/node
 	url = https://github.com/nixcafe/develop-node.git
+[submodule "templates/nix"]
+	path = templates/nix
+	url = https://github.com/nixcafe/develop-config.git
+[submodule "templates/nix-config"]
+	path = templates/nix-config
+	url = https://github.com/nixcafe/develop-nix-config.git
+[submodule "templates/secrets"]
+	path = templates/secrets
+	url = https://github.com/nixcafe/develop-my-secrets.git

flake.nix

@@ -22,8 +22,11 @@
       src = ./.;
 
       templates = {
-        rust.description = "Rust development environment";
+        nix.description = "Nix development environment";
         node.description = "Node.js development environment";
+        rust.description = "Rust development environment";
       };
+
+      defaultTemplate = inputs.self.templates.nix;
     };
 }