chore(db): add enterprise upgrade SQL script

packages/db/scripts/sql/upgrade-udemy-test-to-enterprise.sql

@@ -0,0 +1,51 @@
+-- Replace 'udemy-test' with the siteName of the org.
+
+WITH target_org AS (
+  SELECT COALESCE(parent_organization_id, id) AS id
+  FROM organization
+  WHERE "siteName" = 'udemy-test'
+),
+deactivated_plans AS (
+  UPDATE organization_plan
+  SET
+    is_active = false,
+    deactivated_at = now(),
+    updated_at = now()
+  WHERE org_id = (SELECT id FROM target_org)
+    AND is_active IS TRUE
+    AND subscription_id IS DISTINCT FROM 'manual-enterprise:udemy-test'
+)
+INSERT INTO organization_plan (
+  org_id,
+  plan_name,
+  is_active,
+  triggered_by,
+  provider,
+  subscription_id
+)
+SELECT
+  target_org.id,
+  'ENTERPRISE',
+  true,
+  (
+    SELECT id
+    FROM organizationmember
+    WHERE organization_id = target_org.id
+      AND role_id = 1
+    ORDER BY verified DESC, id
+    LIMIT 1
+  ),
+  'manual',
+  'manual-enterprise:udemy-test'
+FROM target_org
+ON CONFLICT (subscription_id) DO UPDATE
+SET
+  org_id = EXCLUDED.org_id,
+  plan_name = 'ENTERPRISE',
+  is_active = true,
+  activated_at = now(),
+  deactivated_at = NULL,
+  updated_at = now(),
+  triggered_by = EXCLUDED.triggered_by,
+  provider = 'manual'
+RETURNING *;