massive change in nix* directory

nix-conf/pkgs/default.nix

@@ -0,0 +1,5 @@
+# This module aims to be merge (not inject/override) with top-level pkgs to provide
+# personalized/custom packages
+{ pkgs, lib, ... }@pkgs_input: {
+  dot-hwtr = import "./dot-hwtr" pkgs_input;
+}

nix-conf/pkgs/dot-hwtr/default.nix

@@ -0,0 +1,4 @@
+{ pkgs, lib, ... }@pkgs_input: pkgs.stdenv.mkDerivation {
+    name = "dot-hwtr";
+    native
+}

scripts/config-sysnix.sh

@@ -12,7 +12,7 @@ fi
 SCRIPT_DIR=$(realpath $(dirname $0))
 echo "SCRIPT_DIR: ${SCRIPT_DIR}"
 
-SYSNIX_DIR="${SCRIPT_DIR}/../system-nix"
+SYSNIX_DIR="${SCRIPT_DIR}/../nix-conf/system"
 
 # Copy hardware-configuration of existing machine onto our version control
 SYSNIX_PROF="${SYSNIX_DIR}/profiles/${HOSTNAME}"

scripts/hm-switch.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env sh
+# NOTE: Untested on case of no home-manager
+set -xv
+
+# Where this script located
+SCRIPT_DIR=$(realpath $(dirname $0))
+echo "SCRIPT_DIR: ${SCRIPT_DIR}"
+
+HOME_MANAGER_DIR="${SCRIPT_DIR}/../nix-conf/home-manager"
+
+# test if we have home-manager, if not, attempt to use nix to put home-manager to
+# our environment
+if [ $(home-manager &>/dev/null) ]; then
+    nix-shell -p home-manager --run "home-manager switch --flake $HOME_MANAGER_DIR"
+else
+    home-manager switch --flake "$HOME_MANAGER_DIR"
+fi
+
+