[TT-15821] Sync RN 2.1.4.md

tyk-docs/content/developer-support/release-notes/sync.md

@@ -27,6 +27,33 @@ Tyk Sync 2.1.1 was accidentally also released to [DockerHub](https://hub.docker.
 
 ## 2.1 Release Notes
 
+### 2.1.4 Release Notes
+
+#### Release Date 15th October 2025
+
+#### Release Highlights
+Tyk Sync 2.1.4 is a version alignment release that ensures compatibility with the most recent Tyk LTS release [5.8.6]({{< ref "developer-support/release-notes/dashboard#586-release-notes" >}}). No functional changes have been implemented in this release.
+
+#### Breaking Changes
+This release has no breaking changes.
+
+#### Deprecations
+There are no deprecations in this release.
+
+#### Upgrade instructions
+For users currently on v2.1.3, we strongly recommend promptly upgrading to the latest release. If you are working with an older version, it is advisable to bypass version 2.1.3 and proceed directly to this latest patch release.
+<br/>
+Go to the [Upgrading Tyk](#upgrading-tyk) section for detailed upgrade Instructions.
+
+#### Downloads
+- [Docker image v2.1.4](https://hub.docker.com/r/tykio/tyk-sync/tags?page=&page_size=&ordering=-name&name=v2.1.4)
+  - ```bash
+    docker pull tykio/tyk-sync:v2.1.4
+    ```
+
+#### Changelog {#Changelog-v2.1.4}
+No changes in this release.
+
 ### 2.1.3 Release Notes
 
 #### Release Date 4 September 2025

tyk-docs/data/releases/sync.json

@@ -1,8 +1,12 @@
 {
     "home": "tyk-sync",
     "licensed": true,
-    "latest": "2.1.3",
+    "latest": "2.1.4",
     "releaseNotesPath": "developer-support/release-notes/sync",
+    "2.1.4": {
+      "date": "04/09/2025",
+      "docker": "https://hub.docker.com/r/tykio/tyk-sync/tags?page=1&name=v2.1.4"
+    },
     "2.1.3": {
       "date": "04/09/2025",
       "docker": "https://hub.docker.com/r/tykio/tyk-sync/tags?page=1&name=v2.1.3"