Update docker/dockerfile Docker tag to v1.9 (#352)

renovate[bot] · web-flow · commit 1bb4a6f8bcb2 · 2024-08-19T19:54:36.000-07:00
| datasource | package           | from | to  |
| ---------- | ----------------- | ---- | --- |
| docker     | docker/dockerfile | 1.8  | 1.9 |

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/docker/Dockerfile b/docker/Dockerfile
@@ -1,4 +1,4 @@
-# syntax=docker/dockerfile:1.8
+# syntax=docker/dockerfile:1.9
 FROM debian:12-slim
 
 LABEL maintainer="NGINX Docker Maintainers <integrations@nginx.com>"

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`51EA 1`		`-# syntax=docker/dockerfile:1.8`
	`1`	`+# syntax=docker/dockerfile:1.9`
`2`	`2`	`FROM debian:12-slim`
`3`	`3`
`4`	`4`	`LABEL maintainer="NGINX Docker Maintainers <integrations@nginx.com>"`