Update docker/dockerfile Docker tag to v1.22 (#1044)

renovate[bot] · web-flow · commit c012e1247367 · 2026-03-04T09:05:39.000Z
| datasource | package           | from | to   |
| ---------- | ----------------- | ---- | ---- |
| docker     | docker/dockerfile | 1.21 | 1.22 |

Signed-off-by: renovate[bot] &lt;29139614+renovate[bot]@users.noreply.github.com&gt;
Co-authored-by: renovate[bot] &lt;29139614+renovate[bot]@users.noreply.github.com&gt;
diff --git a/Dockerfile b/Dockerfile
@@ -1,4 +1,4 @@
-# syntax=docker/dockerfile:1.21
+# syntax=docker/dockerfile:1.22
 ARG BUILD_OS=debian
 FROM --platform=$BUILDPLATFORM tonistiigi/xx:1.9.0 AS xx
 

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-# syntax=docker/dockerfile:1.21`
	`1`	`+# syntax=docker/dockerfile:1.22`
`2`	`2`	`ARG BUILD_OS=debian`
`3`	`3`	`FROM --platform=$BUILDPLATFORM tonistiigi/xx:1.9.0 AS xx`
`4`	`4`