DEP Upgrade frontend build stack

.github/ci.yml

@@ -0,0 +1,16 @@
+name: CI
+
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
+  # Every Wednesday at 1:00pm UTC
+  schedule:
+    - cron: '0 13 * * 3'
+
+jobs:
+  ci:
+    name: CI
+    # Only run cron on the colymba account
+    if: (github.event_name == 'schedule' && github.repository_owner == 'colymba') || (github.event_name != 'schedule')
+    uses: silverstripe/gha-ci/.github/workflows/ci.yml@v1

.github/keepalive.yml

@@ -0,0 +1,17 @@
+name: Keepalive
+
+on:
+  workflow_dispatch:
+  # The 4th of every month at 10:50am UTC
+  schedule:
+    - cron: '50 10 4 * *'
+
+jobs:
+  keepalive:
+    name: Keepalive
+    # Only run cron on the colymba account
+    if: (github.event_name == 'schedule' && github.repository_owner == 'colymba') || (github.event_name != 'schedule')
+    runs-on: ubuntu-latest
+    steps:
+      - name: Keepalive
+        uses: silverstripe/gha-keepalive@v1

.github/update-js.yml

@@ -0,0 +1,17 @@
+name: Update JS
+
+on:
+  workflow_dispatch:
+  # Run on a schedule of once per quarter
+  schedule:
+    - cron: '0 0 1 */3 *'
+
+jobs:
+  update-js:
+    name: Update JS
+    # Only run cron on the colymba account
+    if: (github.event_name == 'schedule' && github.repository_owner == 'colymba') || (github.event_name != 'schedule')
+    runs-on: ubuntu-latest
+    steps:
+      - name: Update JS
+        uses: silverstripe/gha-update-js@v1

.nvmrc

@@ -0,0 +1 @@
+18

babel.config.json

@@ -0,0 +1,6 @@
+{
+  "presets": [
+    "@babel/preset-env",
+    "@babel/preset-react"
+  ]
+}