docs: add $0 to shell command variables

yazi-rs · Mar 2, 2024 · 0105033 · 0105033
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commit 0105033
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diff --git a/docs/configuration/keymap.md b/docs/configuration/keymap.md
@@ -275,6 +275,7 @@ You can use the following shell variables in `[exec]`:
 
 - `$n` (Unix) / `%n` (Windows): The N-th selected file, starting from `1`. e.g. `$2` represents the second selected file.
 - `$@` (Unix) / `%*` (Windows): All selected files.
+- `$0` (Unix) / `%0` (Windows): The hovered file.
 
 ### `hidden`