update for ubuntu nix

scripts/check-home-manager.sh

@@ -4,6 +4,7 @@ set -euo pipefail
 echo "🔍 Checking if Nix is installed..."
 if ! command -v nix &> /dev/null; then
   echo "❌ Nix is not installed. Install it from https://nixos.org/download.html"
+  echo "$ curl -L https://nixos.org/nix/install | sh -s -- --daemon"
   exit 1
 fi
 echo "✅ Nix is installed."
@@ -23,6 +24,15 @@ if [ -x "$HM_BIN" ]; then
   echo "   Ensure it's not managing your home separately from your flake config."
 fi
 
+STATE_DIR="$HOME/.local/state/nix/profiles"
+if [ ! -d "$STATE_DIR" ]; then
+  echo "📁 Creating Nix state dir at: $STATE_DIR"
+  mkdir -p "$STATE_DIR"
+fi
+
+echo
+read -r -p "🚀 Do you want to check the Home Manager configuration for duplicate packages now? [y/N] " confirm_packages
+if [[ "$confirm_packages" =~ ^[Yy]$ ]]; then
 echo "📦 Gathering APT-installed packages..."
 apt list --manual-installed 2>/dev/null | awk -F/ '{print tolower($1)}' | sort > /tmp/apt-installed.txt
 
@@ -72,6 +82,7 @@ rm /tmp/home-manager-packages.txt
 rm /tmp/duplicate-packages.txt
 rm /tmp/exact-matches.txt
 rm /tmp/fuzzy-matches.txt
+fi
 
 # check username and home dir
 EXPECTED_USERNAME="wieerwill"

scripts/install-nix.sh

@@ -0,0 +1,122 @@
+#!/bin/sh
+
+# This script installs the Nix package manager on your system by
+# downloading a binary distribution and running its installer script
+# (which in turn creates and populates /nix).
+
+{ # Prevent execution if this script was only partially downloaded
+oops() {
+    echo "$0:" "$@" >&2
+    exit 1
+}
+
+umask 0022
+
+tmpDir="$(mktemp -d -t nix-binary-tarball-unpack.XXXXXXXXXX || \
+          oops "Can't create temporary directory for downloading the Nix binary tarball")"
+cleanup() {}
+trap cleanup EXIT INT QUIT TERM
+
+require_util() {
+    command -v "$1" > /dev/null 2>&1 ||
+        oops "you do not have '$1' installed, which I need to $2"
+}
+
+case "$(uname -s).$(uname -m)" in
+    Linux.x86_64)
+        hash=0737755f3106e8dffbf26a77af398888e8421974b91fe2b86052c891f71e16b5
+        path=cp85f1ak1aww5gbaj474w8rgvkj0nidi/nix-2.32.4-x86_64-linux.tar.xz
+        system=x86_64-linux
+        ;;
+    Linux.i?86)
+        hash=a7b28b6144cd1d438dbf8d89a9cf3d614c11f7493f81c1830a99bc8daae43d1d
+        path=ndbgicakygnnml69r29nqn2whxrkgr8b/nix-2.32.4-i686-linux.tar.xz
+        system=i686-linux
+        ;;
+    Linux.aarch64)
+        hash=ee8541c595a283079a52ca14b1db7f88f2d927d6f46b61bcede5abfb104e5b57
+        path=ap7fbbm31w9xd131hj7bb9d2nfxq30k6/nix-2.32.4-aarch64-linux.tar.xz
+        system=aarch64-linux
+        ;;
+    Linux.armv6l)
+        hash=6d2d7b0efab456b83e11bf246e4f1c97b1d7db99bf368ee820097ec5bfd2eae0
+        path=5n1c1llpz40q0q5hsjb3nylj1a13c44q/nix-2.32.4-armv6l-linux.tar.xz
+        system=armv6l-linux
+        ;;
+    Linux.armv7l)
+        hash=13a97cdf6abf7d864a215c4a098e4e3644802a4dcb42ec176acea9531fba2b1f
+        path=8llv3935a12x12vdrxgdax01i2pqklvl/nix-2.32.4-armv7l-linux.tar.xz
+        system=armv7l-linux
+        ;;
+    Linux.riscv64)
+        hash=be62d66966ac8e08b664bba748e31ec9ad5cc73edc69766794728ac02e4e0f73
+        path=qwkciyhb8kp44l93rz5p5sdjhc11b4dd/nix-2.32.4-riscv64-linux.tar.xz
+        system=riscv64-linux
+        ;;
+    Darwin.x86_64)
+        hash=140454e17ba481e4b1292417192dc664c613695ee2e5350e72bd13a2607e12b5
+        path=442k6y40chrxx7m0rqlrgcmgdfvk9af4/nix-2.32.4-x86_64-darwin.tar.xz
+        system=x86_64-darwin
+        ;;
+    Darwin.arm64|Darwin.aarch64)
+        hash=073c1f99d372492264601b78f5794b5db418d0654370b47f39d24aeb6cc1a7e6
+        path=h6fkcd48cj9ycp1p9vgjb5kdllcjsqvs/nix-2.32.4-aarch64-darwin.tar.xz
+        system=aarch64-darwin
+        ;;
+    *) oops "sorry, there is no binary distribution of Nix for your platform";;
+esac
+
+# Use this command-line option to fetch the tarballs using nar-serve or Cachix
+if [ "${1:-}" = "--tarball-url-prefix" ]; then
+    if [ -z "${2:-}" ]; then
+        oops "missing argument for --tarball-url-prefix"
+    fi
+    url=${2}/${path}
+    shift 2
+else
+    url=https://releases.nixos.org/nix/nix-2.32.4/nix-2.32.4-$system.tar.xz
+fi
+
+tarball=$tmpDir/nix-2.32.4-$system.tar.xz
+
+require_util tar "unpack the binary tarball"
+if [ "$(uname -s)" != "Darwin" ]; then
+    require_util xz "unpack the binary tarball"
+fi
+
+if command -v curl > /dev/null 2>&1; then
+    fetch() { curl --fail -L "$1" -o "$2"; }
+elif command -v wget > /dev/null 2>&1; then
+    fetch() { wget "$1" -O "$2"; }
+else
+    oops "you don't have wget or curl installed, which I need to download the binary tarball"
+fi
+
+echo "downloading Nix 2.32.4 binary tarball for $system from '$url' to '$tmpDir'..."
+fetch "$url" "$tarball" || oops "failed to download '$url'"
+
+if command -v sha256sum > /dev/null 2>&1; then
+    hash2="$(sha256sum -b "$tarball" | cut -c1-64)"
+elif command -v shasum > /dev/null 2>&1; then
+    hash2="$(shasum -a 256 -b "$tarball" | cut -c1-64)"
+elif command -v openssl > /dev/null 2>&1; then
+    hash2="$(openssl dgst -r -sha256 "$tarball" | cut -c1-64)"
+else
+    oops "cannot verify the SHA-256 hash of '$url'; you need one of 'shasum', 'sha256sum', or 'openssl'"
+fi
+
+if [ "$hash" != "$hash2" ]; then
+    oops "SHA-256 hash mismatch in '$url'; expected $hash, got $hash2"
+fi
+
+unpack=$tmpDir/unpack
+mkdir -p "$unpack"
+tar -xJf "$tarball" -C "$unpack" || oops "failed to unpack '$url'"
+
+script=$(echo "$unpack"/*/install)
+
+[ -e "$script" ] || oops "installation script is missing from the binary tarball!"
+export INVOKED_FROM_INSTALL_IN=1
+"$script" "$@"
+
+} # End of wrapping

scripts/nix-maintain.sh

@@ -5,11 +5,13 @@ set -e
 HOST=$(hostname)
 FLAKE_PATH="${HOME}/nixConfig"
 
+nix-channel --update
+
 echo "🔁 Rebuilding system for host: $HOST"
 sudo nixos-rebuild switch --flake "$FLAKE_PATH#$HOST"
 
 echo "🧹 Collecting garbage..."
-sudo nix-collect-garbage -d
+sudo nix-collect-garbage --delete-older-than 15d
 nix store gc
 
 echo "✅ System rebuilt and cleaned."