Add release notes for 2201.12.4

_data/swanlake-latest/metadata.json

@@ -1,23 +1,23 @@
 {
-	"version":"2201.12.3",
-	"short-version":"2201.12.3",
-	"display-version":"2201.12.3 (Swan Lake Update 12)",
-	"release-date":"2025-04-11",
-	"windows-installer":"ballerina-2201.12.3-swan-lake-windows-x64.msi",
-	"windows-installer-size":"203mb",
-	"linux-installer":"ballerina-2201.12.3-swan-lake-linux-x64.deb",
-	"linux-installer-size":"235mb",
-	"linux-arm-installer":"ballerina-2201.12.3-swan-lake-linux-arm-x64.deb",
-	"linux-arm-installer-size":"234mb",
-	"macos-installer":"ballerina-2201.12.3-swan-lake-macos-x64.pkg",
-	"macos-installer-size":"266mb",
-	"macos-arm-installer":"ballerina-2201.12.3-swan-lake-macos-arm-x64.pkg",
-	"macos-arm-installer-size":"266mb",
-	"rpm-installer":"ballerina-2201.12.3-swan-lake-linux-x64.rpm",
-	"rpm-installer-size":"269mb",
-	"other-artefacts":[  
-		"ballerina-2201.12.3-swan-lake.zip"
- 	],
-	"api-docs":"ballerina-api-docs-2201.12.3.zip",
-	"release-notes":"ballerina-release-notes-2201.12.3.md"
-}
+	"version": "2201.12.4",
+	"short-version": "2201.12.4",
+	"display-version": "2201.12.4 (Swan Lake Update 12)",
+	"release-date": "2025-05-19",
+	"windows-installer": "ballerina-2201.12.4-swan-lake-windows-x64.msi",
+	"windows-installer-size": "204mb",
+	"linux-installer": "ballerina-2201.12.4-swan-lake-linux-x64.deb",
+	"linux-installer-size": "240mb",
+	"linux-arm-installer": "ballerina-2201.12.4-swan-lake-linux-arm-x64.deb",
+	"linux-arm-installer-size": "239mb",
+	"macos-installer": "ballerina-2201.12.4-swan-lake-macos-x64.pkg",
+	"macos-installer-size": "271mb",
+	"macos-arm-installer": "ballerina-2201.12.4-swan-lake-macos-arm-x64.pkg",
+	"macos-arm-installer-size": "270mb",
+	"rpm-installer": "ballerina-2201.12.4-swan-lake-linux-x64.rpm",
+	"rpm-installer-size": "274mb",
+	"other-artefacts": [
+		"ballerina-2201.12.4-swan-lake.zip"
+	],
+	"api-docs": "ballerina-api-docs-2201.12.4.zip",
+	"release-notes": "ballerina-release-notes-2201.12.4.md"
+}

_data/swanlake_release_notes_versions.json

@@ -1750,5 +1750,28 @@
  	],
 	"api-docs":"ballerina-api-docs-2201.12.2.zip",
 	"release-notes":"ballerina-release-notes-2201.12.2.md"
+},
+{
+	"version":"2201.12.3",
+	"short-version":"2201.12.3",
+	"display-version":"2201.12.3 (Swan Lake Update 12)",
+	"release-date":"2025-04-11",
+	"windows-installer":"ballerina-2201.12.3-swan-lake-windows-x64.msi",
+	"windows-installer-size":"203mb",
+	"linux-installer":"ballerina-2201.12.3-swan-lake-linux-x64.deb",
+	"linux-installer-size":"235mb",
+	"linux-arm-installer":"ballerina-2201.12.3-swan-lake-linux-arm-x64.deb",
+	"linux-arm-installer-size":"234mb",
+	"macos-installer":"ballerina-2201.12.3-swan-lake-macos-x64.pkg",
+	"macos-installer-size":"266mb",
+	"macos-arm-installer":"ballerina-2201.12.3-swan-lake-macos-arm-x64.pkg",
+	"macos-arm-installer-size":"266mb",
+	"rpm-installer":"ballerina-2201.12.3-swan-lake-linux-x64.rpm",
+	"rpm-installer-size":"269mb",
+	"other-artefacts":[  
+		"ballerina-2201.12.3-swan-lake.zip"
+ 	],
+	"api-docs":"ballerina-api-docs-2201.12.3.zip",
+	"release-notes":"ballerina-release-notes-2201.12.3.md"
 }
 ]

downloads/swan-lake-release-notes/swan-lake-2201.12.4/RELEASE_NOTE.md

@@ -0,0 +1,45 @@
+---
+layout: ballerina-left-nav-release-notes
+title: Swan Lake Update 12 (2201.12.4) 
+permalink: /downloads/swan-lake-release-notes/2201.12.4/
+active: 2201.12.4
+---
+
+## Overview of Ballerina Swan Lake Update 12 (2201.12.4)
+
+<em>Swan Lake Update 12 (2201.12.4) is the fourth patch release of Ballerina 2201.12.0 (Swan Lake Update 12) and it includes a new set of bug fixes to the compiler, runtime, standard library, and developer tooling.</em>
+
+## Update Ballerina
+
+Run the command below to update your current Ballerina installation directly to 2201.12.4 by using the [Ballerina Update Tool](/learn/update-tool/).
+
+```
+$ bal dist pull 2201.12.4
+```
+
+## Install Ballerina
+
+If you have not installed Ballerina, then, download the [installers](/downloads/#swanlake) to install.
+
+<!-- ADD ONLY THE APPLICABLE SECTIONS FROM THE BELOW -->
+
+## Language updates
+
+### Bug fixes
+
+To view bug fixes, see the [GitHub milestone for Swan Lake Update 12 (2201.12.4)](https://github.com/ballerina-platform/ballerina-lang/issues?q=label%3ATeam%2FCompilerFE+milestone%3A2201.12.4+is%3Aclosed+label%3AType%2FBug).
+
+## Runtime updates
+
+### Bug fixes
+
+To view bug fixes, see the [GitHub milestone for Swan Lake Update 12 (2201.12.4)](https://github.com/ballerina-platform/ballerina-lang/issues?q=milestone%3A2201.12.4+label%3ATeam%2FjBallerina+label%3AType%2FBug+is%3Aclosed).
+
+## Developer tools updates
+
+### Bug fixes
+
+To view bug fixes, see the GitHub milestone for Swan Lake Update 12 (2201.12.4) of the repositories below.
+
+- [OpenAPI](https://github.com/ballerina-platform/ballerina-library/issues?q=is%3Aissue%20state%3Aclosed%20label%3Amodule%2Fopenapi-tools%20milestone%3A2201.12.4)
+- [Test framework](https://github.com/ballerina-platform/ballerina-lang/issues?q=label%3AArea%2FTestFramework%20is%3Aclosed%20milestone%3A2201.12.4%20label%3AType%2FBug%20)

utils/archived-lm.json

@@ -22,6 +22,14 @@
                     "url": "https://lib.ballerina.io/",
                     "id": "swan-lake-api-docs"
                 },
+                {
+                    "dirName": "2201.12.3",
+                    "level": 2,
+                    "position": 1,
+                    "isDir": false,
+                    "url": "#2201.12.3",
+                    "id": "2201.12.3v"
+                },
                 {
                     "dirName": "2201.12.2",
                     "level": 2,

utils/rl.json

@@ -22,6 +22,14 @@
                     "url": "/downloads/swan-lake-release-notes/swan-lake-2201.12",
                     "id": "swan-lake-2201.12",
                     "subDirectories": [
+                        {
+                            "dirName": "2201.12.4 (Swan Lake Update 12)",
+                            "level": 3,
+                            "position": 1,
+                            "isDir": false,
+                            "url": "/downloads/swan-lake-release-notes/swan-lake-2201.12.4",
+                            "id": "swan-lake-2201.12.4"
+                        },
                         {
                             "dirName": "2201.12.3 (Swan Lake Update 12)",
                             "level": 3,