Update golang Docker tag

sourcegraph · Nov 7, 2023 · a20d285 · a20d285
1 parent 418506c
commit a20d285
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diff --git a/.tool-versions b/.tool-versions
@@ -1 +1 @@
-golang 1.18
+golang 1.21.4
diff --git a/Dockerfile b/Dockerfile
@@ -2,7 +2,7 @@
 ###############################
 # Build the doctree Go binary #
 ###############################
-FROM golang:1.18-alpine as builder
+FROM golang:1.21-alpine@sha256:96a8a701943e7eabd81ebd0963540ad660e29c3b2dc7fb9d7e06af34409e9ba6 as builder
 
 RUN apk add --no-cache git build-base
 COPY . /doctree