Switch shell history from mcfly to self-hosted Atuin

Sync is now self-hosted at atuin.jonnybarnes.uk, so swap mcfly's
sheldon plugin for atuin's own init hook in zshrc.zsh.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01YaYP6TMTB5TzyYSWnpF5ZT

brew.sh

@@ -30,6 +30,7 @@ brew install zsh
 # Install other useful utilities
 brew install ack
 brew install age
+brew install atuin
 brew install awscli
 brew install b3sum
 brew install bat
@@ -48,7 +49,6 @@ brew install gnupg
 brew install hexyl
 brew install jq
 brew install lazygit
-brew install mcfly
 brew install neovim
 brew install p7zip
 brew install pcre

sheldon.toml

@@ -92,10 +92,6 @@ hooks.post = "fi"
 github = "ajeetdsouza/zoxide"
 apply = ["defer"]
 
-[plugins.mcfly]
-github = "cantino/mcfly"
-apply = ["defer"]
-
 [plugins.zsh-ssh]
 github = 'sunlei/zsh-ssh'
 apply = ["defer"]

zshrc.zsh

@@ -112,6 +112,11 @@ if (( ${+commands[sheldon]} )); then
   unset sheldon_cache sheldon_toml sheldon_lock
 fi
 
+# Atuin shell history (self-hosted sync: atuin.jonnybarnes.uk)
+if (( ${+commands[atuin]} )); then
+  eval "$(atuin init zsh)"
+fi
+
 # Set the prompt
 # We need zsh git integration
 # Autoload zsh's `add-zsh-hook` and `vcs_info` functions