v2.1.0

Gratitude to @lollox80 for contributing 4 new transport integrations

Matrix transport

• New native matrix transport using matrix.send_message: html/text format, threads, camera snapshot attachment, optional priority emoji prefix, room target validation. See docs/transports/matrix.md.

Kodi transport

• New native kodi transport: on-screen overlay notifications via kodi.call_method / GUI.ShowNotification on any media_player.kodi_* entity, priority-mapped icon, camera snapshot as overlay icon. See docs/transports/kodi.md.

Discord transport

• New native discord transport: markdown title, rich embeds, camera snapshot upload, remote image URLs, optional priority emoji prefix, 2000-char truncation. See docs/transports/discord.md.

HTML5 transport

• New native html5 browser push transport using the modern html5.send_message entity service: priority-mapped urgency, tag/renotify, action buttons, snapshot image URL, silent/vibrate exclusivity guard. See docs/transports/html5.md.

What's Changed

• feat: add native Discord transport by @lollox80 in #167
• feat: add native Kodi transport by @lollox80 in #169
• feat: add native Matrix transport by @lollox80 in #170
• feat: add native HTML5 browser push transport by @lollox80 in #168

Full Changelog: v2.0.0...v2.1.0