docs(filter): document --cachedir-ignore

README.md

@@ -109,6 +109,7 @@ eza’s options are almost, but not quite, entirely unlike `ls`’s.
 - **-f**, **--only-files**: list only files
 - **--git-ignore**: ignore files mentioned in `.gitignore`
 - **-I**, **--ignore-glob=(globs)**: glob patterns (pipe-separated) of files to ignore
+- **--cachedir-ignore**: Ignore directories with a `CACHEDIR.TAG` file.
 
 Pass the `--all` option twice to also show the `.` and `..` directories.
 

man/eza.1.md

@@ -154,6 +154,9 @@ Sort fields starting with a capital letter will sort uppercase before lowercase:
 `-I`, `--ignore-glob=GLOBS`
 : Glob patterns, pipe-separated, of files to ignore.
 
+`--ignore-cachedir`
+: Ignore directories with a 'CACHEDIR.TAG' file.
+
 `--git-ignore` [if eza was built with git support]
 : Do not list files that are ignored by Git.
 

src/options/help.rs

@@ -41,7 +41,8 @@ FILTERING AND SORTING OPTIONS
   --group-directories-first  list directories before other files
   -D, --only-dirs            list only directories
   -f, --only-files           list only files
-  -I, --ignore-glob GLOBS    glob patterns (pipe-separated) of files to ignore";
+  -I, --ignore-glob GLOBS    glob patterns (pipe-separated) of files to ignore
+  --cachedir-ignore          ignore directories with a 'CACHEDIR.TAG' file";
 
 static GIT_FILTER_HELP: &str = "  \
   --git-ignore               ignore files mentioned in '.gitignore'";