Switch to NodeJS LTS 20 "Iron"

NodeJS 18 "Hydrogen" will be EOL in April 2025, so we should switch to a
newer LTS. The latest LTS 22 "Jod" failed to build for me.

Closed #22065.

Signed-off-by: hashworks <mail@hashworks.net>

.github/workflows/build.yml

@@ -111,7 +111,7 @@ jobs:
       - name: Setup with node and yarn
         uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
         with:
-          node-version: '18'
+          node-version: '20'
           cache: 'yarn'
           cache-dependency-path: 'ui/yarn.lock'
 
@@ -212,7 +212,7 @@ jobs:
       - name: Setup with node and yarn
         uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
         with:
-          node-version: '18'
+          node-version: '20'
           cache: 'yarn'
           cache-dependency-path: 'ui/yarn.lock'
 

.github/workflows/frontend.yml

@@ -37,7 +37,7 @@ jobs:
 
     - uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
       with:
-        node-version: '18'
+        node-version: '20'
 
     - name: Install Yarn
       run: corepack enable
@@ -57,7 +57,7 @@ jobs:
 
     - uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
       with:
-        node-version: '18'
+        node-version: '20'
 
     - name: Install Yarn
       run: corepack enable
@@ -87,7 +87,7 @@ jobs:
 
       - uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
         with:
-          node-version: '18'
+          node-version: '20'
 
       - name: Install Yarn
         run: corepack enable
@@ -127,7 +127,7 @@ jobs:
 
     - uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
       with:
-        node-version: '18'
+        node-version: '20'
 
     - name: Install Yarn
       run: corepack enable

ui/package.json

@@ -29,6 +29,6 @@
     "ansi-html": "0.0.8"
   },
   "engines": {
-    "node": "18"
+    "node": "20"
   }
 }

ui/packages/consul-ui/package.json

@@ -196,7 +196,7 @@
     "webpack": "^5.74.0"
   },
   "engines": {
-    "node": "18"
+    "node": "20"
   },
   "ember": {
     "edition": "octane"
@@ -211,7 +211,7 @@
     ]
   },
   "volta": {
-    "node": "18"
+    "node": "20"
   },
   "dependencies": {
     "doctoc": "^2.0.0",