Generify loading starship and aliases

zsh/zshrc

@@ -42,10 +42,10 @@ source ~/.watson.zsh
 source <(scotty init zsh)
 
 # Starship
-source <("/home/juliob/.cargo/bin/starship" init zsh --print-full-init)
+source <("starship" init zsh --print-full-init)
 
 # Aliases
-source ~/.aliases
+if [ -f '$HOME/.aliases' ]; then source $HOME/.aliases; fi
 
 # GCP
 if [ -f '/home/juliob/bin/google-cloud-sdk/path.zsh.inc' ]; then . '/home/juliob/bin/google-cloud-sdk/path.zsh.inc'; fi