✨ Moved modules and hm dir to hosts dir. Moved some code to shared and extended lib with custom functions

hosts/desktop/modules/development/rust.nix

@@ -0,0 +1,17 @@
+{ pkgs, ... }:
+
+{
+  environment = {
+    sessionVariables = {
+      # Required for some Rust dependencies, like reqwest
+      PKG_CONFIG_PATH = "${pkgs.openssl.dev}/lib/pkgconfig";
+    };
+
+    systemPackages = with pkgs; [
+      jetbrains.rust-rover
+      rustup
+      gcc
+      pkg-config # Required for some Rust dependencies
+    ];
+  };
+}