chore(deps): update docker/dockerfile docker tag to v1.20

renovate[bot] · web-flow · commit e28fdb0ddc1f · 2025-11-15T18:11:17.000Z
diff --git a/src/main/resources/challenges/challenge-51/Dockerfile_challenge51 b/src/main/resources/challenges/challenge-51/Dockerfile_challenge51
@@ -1,4 +1,4 @@
-# syntax=docker/dockerfile:1.19
+# syntax=docker/dockerfile:1.20
 FROM debian:stable-slim
 
 RUN --mount=type=secret,id=db_user \

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-# syntax=docker/dockerfile:1.19`
	`1`	`+# syntax=docker/dockerfile:1.20`
`2`	`2`	`FROM debian:stable-slim`
`3`	`3`
`4`	`4`	`RUN --mount=type=secret,id=db_user \`