release: retag 1.1.0 as 1.0.1

The cut is docs and packaging plus one bugfix — PATCH, not MINOR. v1.1.0 was never tagged.

Co-authored-by: Cursor <cursoragent@cursor.com>

docs/development.md

@@ -132,7 +132,7 @@ 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=1.0.1
 ```
 
 Or directly:

docs/guide.md

@@ -375,7 +375,7 @@ 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 `1.0.1`. 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