Syncthing 2 is coming

Syncthing version 1.x will soon be replaced by Syncthing version 2.x.
Version 2 brings a new database format and various cleanups, but remains
protocol compatible with Syncthing 1.

More detailed information about Syncthing 2 can be found in the release
notes at https://github.com/syncthing/syncthing/releases.

This release is also available as:

• APT repository: https://apt.syncthing.net/

• Docker image: docker.io/syncthing/syncthing:1.30.0 or ghcr.io/syncthing/syncthing:1.30.0
  ({docker,ghcr}.io/syncthing/syncthing:1 to follow just the major version)

What's Changed

Fixes

• fix(protocol): avoid deadlock with concurrent connection start and close by @calmh in #10140
• fix(syncthing): avoid writing panic log to nil fd by @ardevd in #10154

Features

• feat(config): expose folder and device info as metrics (fixes #9519) by @calmh in #10148

Other

• build: properly propagate build tags to Debian build by @calmh in #10144
• chore(protocol): don't start connection routines a second time by @imsodin in #10146
• chore(protocol): only allow enc. password changes on cluster config by @imsodin in #10145

Full Changelog: v1.29.7...v1.30.0