chore: add syntax parser directive to Dockerfile

Marukome0743 · Marukome0743 · commit af7d58919bac · 2025-03-10T17:55:02.000+09:00
diff --git a/Dockerfile b/Dockerfile
@@ -1,3 +1,4 @@
+# syntax=docker/dockerfile:1
 FROM docker.io/nginxproxy/docker-gen:0.14.5 AS docker-gen
 
 FROM docker.io/library/alpine:3.21.3

Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,4 @@`
	`1`	`+# syntax=docker/dockerfile:1`
`1`	`2`	`FROM docker.io/nginxproxy/docker-gen:0.14.5 AS docker-gen`
`2`	`3`
`3`	`4`	`FROM docker.io/library/alpine:3.21.3`