p10k tweaks

nix/home-manager/astral/cli/p10k.zsh

@@ -192,15 +192,10 @@
   typeset -g POWERLEVEL9K_PROMPT_CHAR_OK_{VIINS,VICMD,VIVIS,VIOWR}_FOREGROUND=2
   # Red prompt symbol if the last command failed.
   typeset -g POWERLEVEL9K_PROMPT_CHAR_ERROR_{VIINS,VICMD,VIVIS,VIOWR}_FOREGROUND=1
-  # Default prompt symbol.
-  typeset -g POWERLEVEL9K_PROMPT_CHAR_{OK,ERROR}_VIINS_CONTENT_EXPANSION='>'
-  # Prompt symbol in command vi mode.
-  typeset -g POWERLEVEL9K_PROMPT_CHAR_{OK,ERROR}_VICMD_CONTENT_EXPANSION='<'
-  # Prompt symbol in visual vi mode.
-  typeset -g POWERLEVEL9K_PROMPT_CHAR_{OK,ERROR}_VIVIS_CONTENT_EXPANSION='V'
-  # Prompt symbol in overwrite vi mode.
-  typeset -g POWERLEVEL9K_PROMPT_CHAR_{OK,ERROR}_VIOWR_CONTENT_EXPANSION='^'
-  typeset -g POWERLEVEL9K_PROMPT_CHAR_OVERWRITE_STATE=true
+
+  # https://www.reddit.com/r/zsh/comments/15cjikj/comment/jtwxrkr/
+  POWERLEVEL9K_PROMPT_CHAR_CONTENT_EXPANSION='%(!.#.%)'
+
   # No line terminator if prompt_char is the last segment.
   typeset -g POWERLEVEL9K_PROMPT_CHAR_LEFT_PROMPT_LAST_SEGMENT_END_SYMBOL=''
   # No line introducer if prompt_char is the first segment.
@@ -1590,7 +1585,7 @@
   #   - always:   Trim down prompt when accepting a command line.
   #   - same-dir: Trim down prompt when accepting a command line unless this is the first command
   #               typed after changing current working directory.
-  typeset -g POWERLEVEL9K_TRANSIENT_PROMPT=always
+  typeset -g POWERLEVEL9K_TRANSIENT_PROMPT=same-dir
 
   # Instant prompt mode.
   #