Update docker/dockerfile Docker tag to v1.6

renovate[bot] · web-flow · commit a0d27658954c · 2023-11-16T11:17:13.000Z
diff --git a/Dockerfile b/Dockerfile
@@ -1,4 +1,4 @@
-# syntax = docker/dockerfile:1.2
+# syntax = docker/dockerfile:1.6
 
 FROM alpine:3.18
 
