Added Default imports for modules and environments

modules/default.nix

@@ -1,5 +1,6 @@
 { ... }:
 {
   imports = [
+    ./environments
   ];
 }

modules/environments/default.nix

@@ -0,0 +1,8 @@
+{ ... }:
+{
+  imports = [
+    ./apps
+    ./hyprland
+    ./zsh
+  ];
+}