bump engines.node to new min (same as for core repo)

drop CI unit-testing of versions below 18.19.0

Author: trentm

.github/workflows/unit-test.yml

@@ -37,7 +37,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node: ["14", "16", "18", "20", "22"]
+        node:
+          - "18.19.0"
+          - "18"
+          - "20.6.0"
+          - "20"
+          - "22"
+          - "23"
         include:
             - node: 18
               code-coverage: true
@@ -151,9 +157,6 @@ jobs:
           node-version: ${{ matrix.node }}
       - name: Set MySQL variables
         run: mysql --user=root --password=${MYSQL_ROOT_PASSWORD} --host=${MYSQL_HOST} --port=${MYSQL_PORT} -e "SET GLOBAL log_output='TABLE'; SET GLOBAL general_log = 1;" mysql
-      - name: Update npm to a version that supports workspaces (v7 or later)
-        if: ${{ matrix.node < 16 }}
-        run: npm install -g npm@9 # npm@9 supports node >=14.17.0
       - name: Install
         run: npm ci
       - name: Download Build Artifacts

package-lock.json

@@ -29,7 +29,7 @@
   "author": "OpenTelemetry Authors",
   "license": "Apache-2.0",
   "engines": {
-    "node": ">=14"
+    "node": "^18.19.0 || >=20.6.0"
   },
   "files": [
     "build/src/**/*.js",

plugins/node/opentelemetry-instrumentation-bunyan/package.json

@@ -30,7 +30,7 @@
   "author": "OpenTelemetry Authors",
   "license": "Apache-2.0",
   "engines": {
-    "node": ">=14"
+    "node": "^18.19.0 || >=20.6.0"
   },
   "files": [
     "build/src/**/*.js",