Updating new end of support dates for GHES 3.14, 3.15, 3.16 and 3.17. (#57409)

Co-authored-by: Vanessa <vgrl@github.com>
Co-authored-by: mc <42146119+mchammer01@users.noreply.github.com>

Author: 3 people

src/archives/tests/deprecated-enterprise-versions.ts

@@ -138,8 +138,7 @@ describe('recently deprecated redirects', () => {
 })
 
 describe('deprecation banner', () => {
-  // The deprecation banner is temporarily hidden for supported versions
-  test.skip('renders a deprecation warning banner on oldest supported Enterprise version', async () => {
+  test('renders a deprecation warning banner on oldest supported Enterprise version', async () => {
     const { $ } = await getDOM(`/en/enterprise/${enterpriseServerReleases.oldestSupported}`)
     expect($('[data-testid=deprecation-banner]').length).toBe(1)
   })
@@ -154,8 +153,7 @@ describe('deprecation banner', () => {
     expect($('[data-testid=deprecation-banner] b').text().endsWith('discontinued on .')).toBe(false)
   })
 
-  // The deprecation banner is temporarily hidden for supported versions
-  test.skip('deprecation warning banner includes the right text depending on the date', async () => {
+  test('deprecation warning banner includes the right text depending on the date', async () => {
     const { $ } = await getDOM(`/en/enterprise/${enterpriseServerReleases.oldestSupported}`)
     const expectedString = enterpriseServerReleases.isOldestReleaseDeprecated
       ? 'was discontinued'

src/ghes-releases/lib/enterprise-dates.json

@@ -229,31 +229,31 @@
   },
   "3.14": {
     "releaseDate": "2024-08-06",
-    "deprecationDate": "2025-08-27",
+    "deprecationDate": "2026-03-17",
     "releaseCandidateDate": "2024-08-06",
     "generalAvailabilityDate": "2024-08-27"
   },
   "3.15": {
     "releaseDate": "2024-11-12",
-    "deprecationDate": "2025-12-19",
+    "deprecationDate": "2026-03-17",
     "releaseCandidateDate": "2024-11-12",
     "generalAvailabilityDate": "2024-12-03"
   },
   "3.16": {
     "releaseDate": "2025-02-25",
-    "deprecationDate": "2026-03-11",
+    "deprecationDate": "2026-06-02",
     "releaseCandidateDate": "2025-02-25",
     "generalAvailabilityDate": "2025-03-11"
   },
   "3.17": {
     "releaseDate": "2025-05-13",
-    "deprecationDate": "2026-06-03",
+    "deprecationDate": "2026-08-25",
     "releaseCandidateDate": "2025-05-13",
     "generalAvailabilityDate": "2025-06-03"
   },
   "3.18": {
     "releaseDate": "2025-08-05",
-    "deprecationDate": "2026-08-26",
+    "deprecationDate": "2026-08-25",
     "releaseCandidateDate": "2025-08-05",
     "generalAvailabilityDate": "2025-08-26"
   },
@@ -287,4 +287,4 @@
     "releaseCandidateDate": "2026-11-10",
     "generalAvailabilityDate": "2026-12-08"
   }
-}
+}

src/versions/components/DeprecationBanner.tsx

@@ -6,12 +6,6 @@ import cx from 'classnames'
 
 import styles from './DeprecationBanner.module.scss'
 
-// GHES deprecation dates are being extended while
-// performance issues are being addressed in versions >= 3.15.
-// This banner should remain hidden for the supported versions (>=3.14) until
-// new deprecation dates are announced.
-const DEPRECATION_BANNER_EXCEPTIONS = ['3.14']
-
 export const DeprecationBanner = () => {
   const { data, enterpriseServerReleases } = useMainContext()
   const { currentVersion } = useVersion()
@@ -29,10 +23,6 @@ export const DeprecationBanner = () => {
     ? enterpriseDeprecation.version_was_deprecated
     : enterpriseDeprecation.version_will_be_deprecated
 
-  if (DEPRECATION_BANNER_EXCEPTIONS.some((version) => currentVersion.includes(version))) {
-    return null
-  }
-
   return (
     <div
       data-testid="deprecation-banner"