Rename access-review migration with random time → Validate PagerDuty subdomain on OAuth callback

- Rename access-review migration with random time
- Move PagerDuty token-response handling to its own file
- Strip OAuth error_description from log and redirect
- Validate PagerDuty subdomain on OAuth callback

Signed-off-by: Aurélien Sibiril <81782+aureliensibiril@users.noreply.github.com>

pkg/coredata/migrations/20260508T729406Z.sql

@@ -0,0 +1,27 @@
+-- Copyright (c) 2026 Probo Inc <hello@getprobo.com>.
+--
+-- Permission to use, copy, modify, and/or distribute this software for any
+-- purpose with or without fee is hereby granted, provided that the above
+-- copyright notice and this permission notice appear in all copies.
+--
+-- THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+-- REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+-- AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+-- INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+-- LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+-- OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+-- PERFORMANCE OF THIS SOFTWARE.
+
+ALTER TYPE connector_provider ADD VALUE IF NOT EXISTS 'GITLAB';
+ALTER TYPE connector_provider ADD VALUE IF NOT EXISTS 'BITBUCKET';
+ALTER TYPE connector_provider ADD VALUE IF NOT EXISTS 'HEROKU';
+ALTER TYPE connector_provider ADD VALUE IF NOT EXISTS 'PAGERDUTY';
+ALTER TYPE connector_provider ADD VALUE IF NOT EXISTS 'ASANA';
+ALTER TYPE connector_provider ADD VALUE IF NOT EXISTS 'SNYK';
+ALTER TYPE connector_provider ADD VALUE IF NOT EXISTS 'NETLIFY';
+ALTER TYPE connector_provider ADD VALUE IF NOT EXISTS 'RAMP';
+ALTER TYPE connector_provider ADD VALUE IF NOT EXISTS 'CLICKUP';
+ALTER TYPE connector_provider ADD VALUE IF NOT EXISTS 'VERCEL';
+ALTER TYPE connector_provider ADD VALUE IF NOT EXISTS 'MONDAY';
+ALTER TYPE connector_provider ADD VALUE IF NOT EXISTS 'LEVER';
+ALTER TYPE connector_provider ADD VALUE IF NOT EXISTS 'DEEL';