mark some changes as more important
- Log level option `log_level` was moved to a distinct `log` config section and renamed to `level` [#768](https://github.com/juanfont/headscale/pull/768)
- Removed Alpine Linux container image [#962](https://github.com/juanfont/headscale/pull/962)
-### Changes
+### Important Changes
- Added support for Tailscale TS2021 protocol [#738](https://github.com/juanfont/headscale/pull/738)
+- Add experimental support for [SSH ACL](https://tailscale.com/kb/1018/acls/#tailscale-ssh) (see docs for limitations) [#847](https://github.com/juanfont/headscale/pull/847)
+ - Please note that this support should be considered _partially_ implemented
+ - SSH ACLs status:
+ - Support `accept` and `check` (SSH can be enabled and used for connecting and authentication)
+ - Rejecting connections **are not supported**, meaning that if you enable SSH, then assume that _all_ `ssh` connections **will be allowed**.
+ - If you decied to try this feature, please carefully managed permissions by blocking port `22` with regular ACLs or do _not_ set `--ssh` on your clients.
+ - We are currently improving our testing of the SSH ACLs, help us get an overview by testing and giving feedback.
+ - This feature should be considered dangerous and it is disabled by default. Enable by setting `HEADSCALE_EXPERIMENTAL_FEATURE_SSH=1`.
+
+### Changes
+
- Add ability to specify config location via env var `HEADSCALE_CONFIG` [#674](https://github.com/juanfont/headscale/issues/674)
- Target Go 1.19 for Headscale [#778](https://github.com/juanfont/headscale/pull/778)
- Target Tailscale v1.30.0 to build Headscale [#780](https://github.com/juanfont/headscale/pull/780)
- Fix OIDC registration issues [#960](https://github.com/juanfont/headscale/pull/960) and [#971](https://github.com/juanfont/headscale/pull/971)
- Add support for specifying NextDNS DNS-over-HTTPS resolver [#940](https://github.com/juanfont/headscale/pull/940)
- Make more sslmode available for postgresql connection [#927](https://github.com/juanfont/headscale/pull/927)
-- Add experimental support for [SSH ACL](https://tailscale.com/kb/1018/acls/#tailscale-ssh) (see docs for limitations) [#847](https://github.com/juanfont/headscale/pull/847)
- - Please note that this support should be considered _partially_ implemented
- - SSH ACLs status:
- - Support `accept` and `check` (SSH can be enabled and used for connecting and authentication)
- - Rejecting connections **are not supported**, meaning that if you enable SSH, then assume that _all_ `ssh` connections **will be allowed**.
- - If you decied to try this feature, please carefully managed permissions by blocking port `22` with regular ACLs or do _not_ set `--ssh` on your clients.
- - We are currently improving our testing of the SSH ACLs, help us get an overview by testing and giving feedback.
- - This feature should be considered dangerous and it is disabled by default. Enable by setting `HEADSCALE_EXPERIMENTAL_FEATURE_SSH=1`.
## 0.16.4 (2022-08-21)
