Use starship for zsh prompt

.config/starship.def.toml

@@ -0,0 +1,76 @@
+# Use starship.def.toml to edit the starship configuration.  There should be an entr daemon
+# running which, upon changes to the file, will replace each instance of ${ACCENT_COLOR} with
+# the appropriate environment variable.  This hack was cobbled together because starship currently
+# does not allow environment variables to be used as a style (which is dumb)
+
+# Inserts a blank line between shell prompts
+add_newline = false
+
+format = '''
+[┌──\([$username@$hostname](bold ${ACCENT_COLOR})\)-\[$directory\](-\[$git_branch$git_metrics$git_status\])(-\[$nix_shell\])](${ACCENT_COLOR}) $cmd_duration
+[└$shell ](${ACCENT_COLOR})'''
+# format = '''
+# [\[$directory\](-\[$git_branch$git_metrics$git_status\])(-\[$nix_shell\])](${ACCENT_COLOR})[λ ](${ACCENT_COLOR} bold)
+# '''
+right_format = '$status'
+
+[line_break]
+disabled = false
+
+[username]
+style_user = 'bold ${ACCENT_COLOR}'
+style_root = 'bold red'
+format = '[$user]($style)'
+disabled = false
+show_always = true
+
+[nix_shell]
+symbol = '❄️'
+format = '[$symbol$name](bold purple)'
+
+[hostname]
+ssh_only = false
+format = '[$ssh_symbol](bold blue)$hostname'
+trim_at = '.companyname.com'
+disabled = false
+
+[git_branch]
+style = 'bold green'
+symbol = ''
+format = '[$symbol$branch(hello$banch)](bold green)'
+
+[git_status]
+modified = '[✘](bold red)'
+up_to_date = 'up'
+format = '$up_to_date$modified$up_to_date'
+
+[directory]
+truncation_length = 3
+truncation_symbol = '…/'
+truncate_to_repo = true
+style = 'bold white'
+format = '[$path]($style)[$read_only]($read_only_style)'
+
+[character]
+success_symbol = '[λ](bold ${ACCENT_COLOR})'
+error_symbol = '[λ](bold red)'
+# success_symbol = '[❯](bold ${ACCENT_COLOR})'
+# error_symbol = '[❯](bold red)'
+
+[cmd_duration]
+min_time = 1_000
+style = "bold dimmed yellow"
+format = '◷[$duration]($style) '
+
+[shell]
+fish_indicator =       '─[󰈺](bold ${ACCENT_COLOR})'
+powershell_indicator = '[_](bold ${ACCENT_COLOR})'
+bash_indicator =      '─[\$](bold ${ACCENT_COLOR})'
+zsh_indicator =        '─[λ](bold ${ACCENT_COLOR})'
+unknown_indicator =    '─[?](bold ${ACCENT_COLOR})'
+disabled = false
+format = '$indicator'
+
+[status]
+disabled = false
+