Add bash line editor.

.local/share/blesh/contrib/airline/atomic.bash

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+# From github:vim-airline/vim-airline-themes/autoload/airline/themes/atomic.vim
+#   The MIT License (MIT)
+#   Copyright (C) 2013-2021 Bailey Ling & Contributors.
+#
+#----------------------------------------------------------------
+#     ___   __                  _
+#    /   | / /_____  ____ ___  (_)____
+#   / /| |/ __/ __ \/ __ `__ \/ / ___/
+#  / ___ / /_/ /_/ / / / / / / / /__
+# /_/  |_\__/\____/_/ /_/ /_/_/\___/
+#
+#----------------------------------------------------------------
+#  Theme   : Atomic
+#  Version : 2.1.0
+#  License : MIT
+#  Author  : Gerard Bajona
+#  URL     : https://github.com/gerardbm/atomic
+# ----------------------------------------------------------------
+#  Colors will be adapted to the current colorscheme. For better
+#  contrast use the atomic colorscheme: it has ten color palettes
+#  with sixteen colors selected procedurally (algorithms).
+#
+#  Atomic colorscheme: https://github.com/gerardbm/vim-atomic
+# ----------------------------------------------------------------
+
+ble-import lib/vim-airline
+
+function ble/lib/vim-airline/theme:atomic/initialize {
+  ble-face -r vim_airline_@
+  ble-face -s vim_airline_a                            fg=-1,bg=-1   # fg=-1,bg=-1
+  ble-face -s vim_airline_a_inactive                   fg=124,bg=231 # fg=#a52a2a,bg=#ffffff
+  ble-face -s vim_airline_a_insert                     fg=231,bg=29  # fg=#ffffff,bg=#2e8b57
+  ble-face -s vim_airline_a_replace                    fg=16,bg=231  # fg=#000000,bg=#ffffff
+  ble-face -s vim_airline_a_visual                     fg=231,bg=196 # fg=#ffffff,bg=#ff0000
+  ble-face -s vim_airline_b                            fg=231,bg=124 # fg=#ffffff,bg=#a52a2a
+  ble-face -s vim_airline_b_inactive                   fg=124,bg=231 # fg=#a52a2a,bg=#ffffff
+  ble-face -s vim_airline_c                            fg=-1,bg=-1   # fg=-1,bg=-1
+  ble-face -s vim_airline_c_inactive                   fg=124,bg=231 # fg=#a52a2a,bg=#ffffff
+  ble-face -s vim_airline_c_insert                     fg=29,bg=231  # fg=#2e8b57,bg=#ffffff
+  ble-face -s vim_airline_c_replace                    fg=231,bg=16  # fg=#ffffff,bg=#000000
+  ble-face -s vim_airline_c_visual                     fg=196,bg=231 # fg=#ff0000,bg=#ffffff
+}