chore: update dotfiles configuration and aliases management

.stow-local-ignore

@@ -7,3 +7,4 @@ setup
 README.md
 .gitconfig.d
 post-merge
+alias.d

.zshenv.template

@@ -1 +1,2 @@
-export OPENAI_KEY=
+export OPENAI_KEY=
+export DOTFILES_INSTALL_DIR=

.zshrc

@@ -121,12 +121,12 @@ source $ZSH/oh-my-zsh.sh
 # To customize prompt, run `p10k configure` or edit ~/.p10k.zsh.
 [[ ! -f ~/.p10k.zsh ]] || source ~/.p10k.zsh
 
-for file in $HOME/.alias.d/*; do
+source $HOME/.zshenv
+
+for file in $DOTFILES_INSTALL_DIR/alias.d/*; do
   source $file
 done
 
-source $HOME/.zshenv
-
 eval "$(direnv hook zsh)"
 
 if command -v ng >/dev/null; then
@@ -140,3 +140,4 @@ fi
 # bun
 export BUN_INSTALL="$HOME/.bun"
 export PATH="$BUN_INSTALL/bin:$PATH"
+export PATH=".:$PATH"