release: 1.2.0

Close CHANGELOG [Unreleased] as 1.2.0; correct missing entries; bump the
compose pin and image references.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Co-authored-by: Cursor <cursoragent@cursor.com>

docs/development.md

@@ -141,7 +141,7 @@ Requires Go 1.26+ and `CGO_ENABLED=0`.
 
 ```sh
 make build        # bin/panel, bin/selfpost-backup (VERSION=dev by default)
-make build VERSION=1.1.0
+make build VERSION=1.2.0
 ```
 
 Or directly:

docs/guide.md

@@ -381,7 +381,7 @@ but it can look like an open port in external scans.
 ## Fixed image tag
 
 `deploy/docker-compose.yml` pins an explicit version (`ghcr.io/mixeme/selfpost:X.Y.Z`),
-deliberately never `:latest`. The current pin is `1.1.0`. Intermediate
+deliberately never `:latest`. The current pin is `1.2.0`. Intermediate
 CHANGELOG sections (`0.2.0`…`0.6.0`) record development cuts from before that
 image was published. Pinning matters because of the backup version check above:
 the panel binary's embedded version and the image tag that produced it are the

docs/plans/inbound-relay.md

@@ -5,7 +5,7 @@
 the implementation lands (do not fix a major in advance).  
 **Order:** recommended next among agreed 1.x+ items (after `internal/web` split
 and the domain-admin role, both shipped — see [CHANGELOG](../CHANGELOG.md)
-`[1.1.0]` and `[Unreleased]`).
+`[1.2.0]`).
 
 ---