v1.9.0

This release includes a complete rewrite of the web UI to include virtual routing (URLs) and a modularised code layout.
Search now also includes the is:tagged (or !is:tagged) keyword option.

API

• Remove redundant Read status from message (always true)
• Delete by search filter
• Add endpoint to return all tags in use

UI

• Rewrite web UI, add URL routing and components

Feature

• Improved search parser
• New search filter [!]is:tagged

Fix

• Correctly escape certain characters in search (eg: ')

Libs

• Update minimum Go version to 1.20
• Update Go modules
• Update node modules

Tests

• Bump Go version to 1.21