deploy cron jobs (#2)

* deploy cron jobs

* remove dev and staging for mail weekly

.github/workflows/cron.yaml

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+name: Cron
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - 'cron.yaml'
+  workflow_dispatch:
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: 🛫 Checkout
+        uses: actions/checkout@v3
+
+      - name: 🗝 Authenticate with GCloud
+        uses: google-github-actions/auth@v1
+        with:
+          credentials_json: ${{ secrets.GCP_CREDENTIALS }}
+
+      - name: 🤖 Set up GCloud SDK
+        uses: google-github-actions/setup-gcloud@v1
+
+      - name: 🚀 Deploy Cron Jobs on GCloud
+        run: gcloud app deploy cron.yaml

cron.yaml

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+# https://cloud.google.com/appengine/docs/flexible/scheduling-jobs-with-cron-yaml#about
+cron:
+  # ----------------------------------------------------------------------------
+  # Legacy system
+  # ----------------------------------------------------------------------------
+
+  # /mail/weekly/
+
+  - url: /mail/weekly/
+    schedule: every friday 09:00
+    timezone: Europe/London
+    target: default
+
+  # /cron/user/unverified/send-first-reminder/
+
+  - url: /cron/user/unverified/send-first-reminder/
+    schedule: every day 10:00
+    timezone: Europe/London
+    target: default
+
+  - url: /cron/user/unverified/send-first-reminder/
+    schedule: every day 10:00
+    timezone: Europe/London
+    target: dev
+
+  - url: /cron/user/unverified/send-first-reminder/
+    schedule: every day 10:00
+    timezone: Europe/London
+    target: staging
+
+  # /cron/user/unverified/send-second-reminder/
+
+  - url: /cron/user/unverified/send-second-reminder/
+    schedule: every day 10:00
+    timezone: Europe/London
+    target: default
+
+  - url: /cron/user/unverified/send-second-reminder/
+    schedule: every day 10:00
+    timezone: Europe/London
+    target: dev
+
+  - url: /cron/user/unverified/send-second-reminder/
+    schedule: every day 10:00
+    timezone: Europe/London
+    target: staging
+
+  # /cron/user/unverified/delete/
+
+  # - url: /cron/user/unverified/delete/
+  #   schedule: every day 10:00
+  #   timezone: Europe/London
+  #   target: default
+
+  # - url: /cron/user/unverified/delete/
+  #   schedule: every day 10:00
+  #   timezone: Europe/London
+  #   target: dev
+
+  # - url: /cron/user/unverified/delete/
+  #   schedule: every day 10:00
+  #   timezone: Europe/London
+  #   target: staging
+
+  # ----------------------------------------------------------------------------
+  # New system
+  # ----------------------------------------------------------------------------
+
+  # /api/cron/session/clear-expired/
+
+  - url: /api/cron/session/clear-expired/
+    schedule: every day 00:00
+    timezone: Europe/London
+    target: development-portal
+
+  - url: /api/cron/session/clear-expired/
+    schedule: every day 00:00
+    timezone: Europe/London
+    target: staging-portal
+
+  - url: /api/cron/session/clear-expired/
+    schedule: every day 00:00
+    timezone: Europe/London
+    target: production-portal
+
+  # /api/cron/user/unverified/send-first-reminder/
+
+  - url: /api/cron/user/unverified/send-first-reminder/
+    schedule: every 24 hours
+    timezone: Europe/London
+    target: development-portal
+
+  - url: /api/cron/user/unverified/send-first-reminder/
+    schedule: every 24 hours
+    timezone: Europe/London
+    target: staging-portal
+
+  - url: /api/cron/user/unverified/send-first-reminder/
+    schedule: every 24 hours
+    timezone: Europe/London
+    target: production-portal
+
+  # /api/cron/user/unverified/send-second-reminder/
+
+  - url: /api/cron/user/unverified/send-second-reminder/
+    schedule: every 24 hours
+    timezone: Europe/London
+    target: development-portal
+
+  - url: /api/cron/user/unverified/send-second-reminder/
+    schedule: every 24 hours
+    timezone: Europe/London
+    target: staging-portal
+
+  - url: /api/cron/user/unverified/send-second-reminder/
+    schedule: every 24 hours
+    timezone: Europe/London
+    target: production-portal
+
+  # /api/cron/user/unverified/delete/
+
+  - url: /api/cron/user/unverified/delete/
+    schedule: every 24 hours
+    timezone: Europe/London
+    target: development-portal
+
+  - url: /api/cron/user/unverified/delete/
+    schedule: every 24 hours
+    timezone: Europe/London
+    target: staging-portal
+
+  - url: /api/cron/user/unverified/delete/
+    schedule: every 24 hours
+    timezone: Europe/London
+    target: production-portal