Update README.md

README.md

@@ -178,10 +178,22 @@ Root:
 - Defaults to `Nymbo-Tools/Filesystem` (or NYMBO_TOOLS_ROOT). Absolute paths disabled unless UNSAFE_ALLOW_ABS_PATHS=1.
 
 Actions:
-- list, read, write, append, mkdir, move, copy, delete, info, help
+- list, read, write, append, edit, mkdir, move, copy, delete, info, help
 
 Key fields:
-- path, content (write/append), dest_path (move/copy), recursive, show_hidden, max_entries, offset, max_chars, create_dirs, overwrite
+- path, content (write/append/edit), dest_path (move/copy), recursive, show_hidden, max_entries, offset, max_chars, create_dirs, overwrite
+
+Edit format (SEARCH/REPLACE blocks):
+```
+<<<<<<< SEARCH
+[exact content to find]
+=======
+[new content to replace with]
+>>>>>>> REPLACE
+```
+- Multiple blocks can be included; each is applied in order
+- Search text must match exactly (whitespace, indentation)
+- Only the first occurrence of each search text is replaced
 
 Output:
 - Human-readable listings or JSON-like error strings with code/message/hint.