❄️ nix

aldo's personal macos nix config.

installation

download and install nix

sh <(curl --proto '=https' --tlsv1.2 -L https://nixos.org/nix/install)

download and install brew

/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

create config dir

mkdir ~/.config

clone repo

cd ~/.config
git clone git@github.com:aldosch/nix.git

may require xcode command line tools to be installed via popup dialogue. could be simpler to download as .zip file.

commands

• repo should be cloned to ~/.config/nix
• commands should be run from here too.
• replace min with actual hostname

build

nix build .#darwinConfigurations.min.system --extra-experimental-features 'nix-command flakes'

apply

sudo -E ./result/sw/bin/darwin-rebuild switch --flake .#min

cleanup

nix-collect-garbage -d

set fish shell

grep /run/current-system/sw/bin/fish /etc/shells || echo /run/current-system/sw/bin/fish | sudo tee -a /etc/shells
chsh -s /run/current-system/sw/bin/fish

disable cli greeting

touch ~/.hushlogin

set node version

fnm use 24
fnm default 24

ui based changes

• finder
  • edit finder toolbar
  • cmd+j "Calculate all sizes"
  • show all filenames
  • search current folder by default
  • new windows open ~
  • edit sidebar
    • hide tags
• 1password
  • set hotkey
  • search ssh and then setup cli developer tooling to manage ssh keys
• disable spotlight keyboard shortcuts
• alfred
  • register license
  • set preferences folder to ~/.config/alfred to import
  • set hotkey
• chromium

  • search engine

  • default page zoom

  • default font

  • hide bookmarks bar

  • install custom new tab page extension (from chromium/chrome-blank-new-tab/ via Developer Mode)

  • install chromium-web-store

    • update URL: https://raw.githubusercontent.com/NeverDecaf/chromium-web-store/master/updates.xml
    • set chrome://flags/#extension-mime-request-handling to Always prompt for install

  • extensions (install via Chromium Web Store):

    Extension	ID	Notes
    Kagi Search	cdglnehniifkbagbbombnjghhcihifij	enable in incognito
    uBlock Origin	cjpalhdlnbpafiamejdnhcphjbkeiagm	see config below
    Dark Reader	eimadpbcbfnmbkopoojfekhnkhdbieeh	see config below
    Tab Pinner (Keyboard Shortcuts)	mbcjcnomlakhkechnbhmfjhnnllpbmlh
    Chromium Web Store	ocaahdebbfolfmndjeplogmgcagdmblk	installed first, see above
    1Password – Password Manager	aeblfdkhhhdcdjpifhhbdiojplfjncoa	keep disabled
    React Developer Tools	fmkadmapgofadopljbjfkapdkoienihi	keep disabled

  • uBlock Origin config: enable the following filter lists (off by default):

    • Annoyances > EasyList Cookie
    • Annoyances > uBlock filters – Social widgets (or equivalent social widget list)

  • Dark Reader config: Settings > Site List > select "Inverted list only"

    • This means dark mode is opt-in per site (toggle it for a specific site rather than applying globally)
    • Dark Reader respects the macOS system theme — dark mode only activates when the system switches to dark (auto-scheduled by timezone/sunset)
• manage default browsers with velja
• cleanshot
  • register license
  • disable default shortcuts
  • set export location to ~/shots
  • set after capture steps
  • window screenshots transparent
  • hide/show overlays shortcut to cmd+shift+6
  • advanced
    • remove 2x retina suffix
    • file name: rm Cleanshot and set to UTC
• ice set hidden apps
  • hide icon
  • hide all
• slack: Accessibility > Keyboard > press up arrow to edit last message

TODO:

• trackpad 3 finger swipe between fullscreen windows
  • don't need 3 finger drag on windows
• disable macbook charging sound
  • defaults write com.apple.PowerChime ChimeOnAllHardware -bool false; killall PowerChime
• set slack theme to system
• prevent display sleep / screen saver when powered
• remove spotlight menu bar icon
• add itsycal
• export PATH="/Users/aldo/.bun/bin:$PATH"
• wallpaper
• ice bar preferences
• fuzzy find active window
• terminal font size (or ghostty)