Use necessary files only

This improves cache hits and avoid this: docker-library/golang#415
misery · May 6, 2022 · bcb7552 · bcb7552
1 parent f138835
commit bcb7552
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Dockerfile b/Dockerfile
@@ -1,7 +1,7 @@
 FROM golang:1.18-alpine AS builder
 
 WORKDIR /src
-COPY . .
+COPY main.go go.mod go.sum /src/
 RUN CGO_ENABLED=0 go build -ldflags="-s -w"