Stop supporting Node v14 and v16 (#2055)

Author: JoshMock

.buildkite/pipeline.yml

@@ -13,7 +13,6 @@ steps:
           - "free"
           - "platinum"
         nodejs:
-          - "16"
           - "18"
           - "20"
     command: ./.buildkite/run-tests.sh

.github/workflows/nodejs.yml

@@ -36,7 +36,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node-version: [14.x, 16.x, 18.x, 20.x]
+        node-version: [18.x, 20.x]
         os: [ubuntu-latest, windows-latest, macOS-latest]
 
     steps:

README.md

@@ -28,7 +28,7 @@ of the getting started documentation.
 
 ### Node.js support
 
-NOTE: The minimum supported version of Node.js is `v14`.
+NOTE: The minimum supported version of Node.js is `v18`.
 
 The client versioning follows the Elastic Stack versioning, this means that
 major, minor, and patch releases are done following a precise schedule that
@@ -53,6 +53,7 @@ of `^7.10.0`).
 | `10.x`          | `April 2021`     | `7.12` (mid 2021)      |
 | `12.x`          | `April 2022`     | `8.2` (early 2022)     |
 | `14.x`          | `April 2023`     | `8.8` (early 2023)     |
+| `16.x`          | `September 2023` | `8.11` (late 2023)     |
 
 ### Compatibility
 

docs/installation.asciidoc

@@ -24,7 +24,7 @@ To learn more about the supported major versions, please refer to the
 [[nodejs-support]]
 === Node.js support
 
-NOTE: The minimum supported version of Node.js is `v14`.
+NOTE: The minimum supported version of Node.js is `v18`.
 
 The client versioning follows the {stack} versioning, this means that
 major, minor, and patch releases are done following a precise schedule that
@@ -64,6 +64,10 @@ of `^7.10.0`).
 |`14.x`
 |April 2023
 |`8.8` (early 2023)
+
+|`16.x`
+|September 2023
+|`8.11` (late 2023)
 |===
 
 [discrete]

package.json

@@ -47,7 +47,7 @@
   },
   "homepage": "http://www.elastic.co/guide/en/elasticsearch/client/javascript-api/current/index.html",
   "engines": {
-    "node": ">=14"
+    "node": ">=18"
   },
   "devDependencies": {
     "@sinonjs/fake-timers": "github:sinonjs/fake-timers#0bfffc1",