2023-10-24, Version 21.1.0 (Current)

Notable changes:

doc:
  * add H4ad to collaborators (Vinícius Lourenço) https://github.com/nodejs/node/pull/50217
esm:
  * (SEMVER-MINOR) detect ESM syntax in ambiguous JavaScript (Geoffrey Booth) https://github.com/nodejs/node/pull/50096
fs:
  * (SEMVER-MINOR) add flush option to appendFile() functions (Colin Ihrig) https://github.com/nodejs/node/pull/50095
lib:
  * (SEMVER-MINOR) add `navigator.userAgent` (Yagiz Nizipli) https://github.com/nodejs/node/pull/50200
stream:
  * (SEMVER-MINOR) allow pass stream class to `stream.compose` (Alex Yang) https://github.com/nodejs/node/pull/50187
  * call helper function from push and unshift (Raz Luvaton) https://github.com/nodejs/node/pull/50173

PR-URL: https://github.com/nodejs/node/pull/50335

doc/api/errors.md

@@ -1755,7 +1755,7 @@ An attempt was made to construct an object using a non-public constructor.
 
 <!-- YAML
 added:
-  - REPLACEME
+  - v21.1.0
 -->
 
 An import `type` attribute was provided, but the specified module is of a
@@ -1767,7 +1767,7 @@ different type.
 
 <!-- YAML
 added:
-  - REPLACEME
+  - v21.1.0
 -->
 
 An import attribute is missing, preventing the specified module to be imported.
@@ -3302,7 +3302,7 @@ An invalid transfer object was passed to `postMessage()`.
 added:
   - v17.1.0
   - v16.14.0
-removed: REPLACEME
+removed: v21.1.0
 -->
 
 An import assertion has failed, preventing the specified module to be imported.
@@ -3315,7 +3315,7 @@ An import assertion has failed, preventing the specified module to be imported.
 added:
   - v17.1.0
   - v16.14.0
-removed: REPLACEME
+removed: v21.1.0
 -->
 
 An import assertion is missing, preventing the specified module to be imported.
@@ -3328,7 +3328,7 @@ An import assertion is missing, preventing the specified module to be imported.
 added:
   - v17.1.0
   - v16.14.0
-removed: REPLACEME
+removed: v21.1.0
 -->
 
 An import attribute is not supported by this version of Node.js.