Merge pull request #39575 from upodroid/k8s-gcr-io-banner-1

Add announcement banner for image registry freeze

Manual merge as the Netlify preview is timing out.

Author: Tim Bannister

data/announcements/scheduled.yaml

@@ -130,3 +130,25 @@ announcements:
   message: |
     5 days of incredible opportunities to collaborate, learn + share with the entire community!<br />
     October 24 - 28, 2022.
+
+- name: Freezing k8s.gcr.io - Before
+  startTime: 2023-02-20T00:00:00 # Added in https://github.com/kubernetes/website/pull/39575
+                                 # This should run before and after Kubecon EU 2023
+  endTime: 2023-03-26T00:00:00
+  style: "background: #c70202"
+  title: "Legacy k8s.gcr.io container image registry will be frozen in early April 2023"
+  message: |
+    k8s.gcr.io image registry will be frozen from the 3rd of April 2023.<br/>
+    Images for Kubernetes 1.27 will not available in the k8s.gcr.io image registry.<br/>
+    Please read our [announcement](/blog/2023/02/06/k8s-gcr-io-freeze-announcement/) for more details.
+
+- name: Freezing k8s.gcr.io - After
+  startTime: 2023-04-05T00:00:00 # Added in https://github.com/kubernetes/website/pull/39575
+                                 # This should run before and after Kubecon EU 2023
+  endTime: 2023-05-31T00:00:00
+  style: "background: #c70202"
+  title: Legacy k8s.gcr.io container image registry was frozen on the 3rd of April 2023
+  message: |
+    k8s.gcr.io image registry has been frozen on the 3rd of April 2023.<br/>
+    Images for Kubernetes 1.27 are not available in the k8s.gcr.io image registry.<br/>
+    Please read our [announcement](/blog/2023/02/06/k8s-gcr-io-freeze-announcement/) for more details.