[Feature]: Gotify implementation

[Billos]

Problem or Use Case

Hello !
Any chance to have a Gotify Agent for the notifications ?

Thanks for your work 🙏

Proposed Solution

Basic implementation using the push message API for Gotify

Alternatives Considered

No response

Affected Platforms

• Web Dashboard
• Mobile App (iOS/Android)
• Server/Backend
• Notifications
• API
• Not sure

Related Media Servers

• Plex
• Jellyfin
• Emby
• All / Not server-specific

Feature Category

New Notification Channel

Impact

Nice to have - would improve experience

Examples or References

No response

Additional Context

No response

Contribution

• I can help test this
• I can help document this
• I can help build this

Checklist

• This isn't a duplicate of an existing issue
• This fits Tracearr's scope (streaming access management)