Migrate react warning test

Author: cniackz

.github/workflows/jobs.yaml

@@ -278,7 +278,7 @@ jobs:
 
   no-warnings-and-make-assets:
     name: "React Code Has No Warnings & is Prettified, then Make Assets"
-    runs-on: ${{ matrix.os }}
+    runs-on: self-hosted
     strategy:
       matrix:
         go-version: [ 1.18.x, 1.19.x ]
@@ -330,6 +330,20 @@ jobs:
         working-directory: ./portal-ui
         continue-on-error: false
         run: |
+
+          # Install yarn on self-hosted runner due to:
+          # https://github.com/actions/setup-node/issues/182
+          apt remove -y nodejs || true
+          curl -fsSL https://deb.nodesource.com/setup_18.x | bash -
+          apt-get install -y nodejs
+          apt remove -y cmdtest
+          apt remove -y yarn
+          curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add -
+          echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list
+          apt-get update
+          apt-get install -y yarn
+
+          echo "yarn install"
           yarn install
       - name: Check for Warnings in build output
         working-directory: ./portal-ui