Pin golang Docker tag to 9a00877

renovate[bot] · web-flow · commit 2963b19ae39e · 2022-11-20T13:07:00.000Z
diff --git a/Dockerfile b/Dockerfile
@@ -2,7 +2,7 @@
 ###############################
 # Build the doctree Go binary #
 ###############################
-FROM golang:1.18-alpine as builder
+FROM golang:1.18-alpine@sha256:9a0087724c86de596b628c3f9a7c52bb75ca9a57c884e71f7ba5e6eb2c67430e as builder
 
 RUN apk add --no-cache git build-base
 COPY . /doctree
