Update alpine Docker tag to v3.18

renovate[bot] · web-flow · commit 4987a66c8373 · 2023-09-29T00:36:06.000Z
diff --git a/Dockerfile b/Dockerfile
@@ -10,7 +10,7 @@ ENV GOBIN /out
 RUN cd /doctree && go install ./cmd/doctree
 
 # Dockerfile based on guidelines at https://github.com/hexops/dockerfile
-FROM alpine:3.16@sha256:686d8c9dfa6f3ccfc8230bc3178d23f84eeaf7e457f36f271ab1acc53015037c
+FROM alpine:3.18@sha256:eece025e432126ce23f223450a0326fbebde39cdf496a85d8c016293fc851978
 
 # Non-root user for security purposes.
 #

Original file line number	Diff line number	Diff line change
`@@ -10,7 +10,7 @@ ENV GOBIN /out`
`10`	`10`	`RUN cd /doctree && go install ./cmd/doctree`
`11`	`11`
`12`	`12`	`# Dockerfile based on guidelines at https://github.com/hexops/dockerfile`
`13`		`-FROM alpine:3.16@sha256:686d8c9dfa6f3ccfc8230bc3178d23f84eeaf7e457f36f271ab1acc53015037c`
	`13`	`+FROM alpine:3.18@sha256:eece025e432126ce23f223450a0326fbebde39cdf496a85d8c016293fc851978`
`14`	`14`
`15`	`15`	`# Non-root user for security purposes.`
`16`	`16`	`#`