Replace all Coolify branding with MapleDeploy across 111 files:
- Logo, favicon, and color palette (Canadian red scale, stone greys)
- Fonts: Overlock for headings, Inter for body (self-hosted woff2/ttf)
- All ~70 page titles updated to "| MapleDeploy"
- Auth pages, navbar, footer, email templates, settings, boarding flow
- Remove Hetzner provider, Coolify Cloud upsells, sponsorship popups
- Disable telemetry (Sentry DSN null, undead.coolify.io ping disabled)
- Point auto-update to MapleDeploy Forgejo registry image
- Redirect help/support links to mapledeploy.ca/contact
- Add AGPL source code link to Forgejo repo in navbar
- OpenAPI docs rebranded to MapleDeploy
- Added a new job, ServerPatchCheckJob, to handle server patch checks and notifications.
- Introduced a new notification class, ServerPatchCheck, for sending updates via email, Discord, Slack, Pushover, and Telegram.
- Updated notification settings models to include server patch notification options for email, Discord, Slack, Pushover, and Telegram.
- Created a migration to add server patch notification fields to the respective settings tables.
- Enhanced the UI to allow users to enable/disable server patch notifications across different channels.
