From 67d722c226de33898c3ac568598c6e53cd8a35c6 Mon Sep 17 00:00:00 2001
From: "Arthur K." <me@wzray.com>
Date: Sat, 17 Jan 2026 18:41:16 +0300
Subject: [PATCH] build: optimize docker build times

---
 Dockerfile | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 86b496d..b50dc45 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,17 +1,20 @@
 FROM golang:alpine AS builder
-
 WORKDIR /app
 
 RUN apk --no-cache add make;
 
+COPY go.mod .
+COPY go.sum .
+
+RUN go mod download;
 COPY . .
 
-RUN make hivemind;
+ENV GOCACHE=/cache/go-build
+RUN --mount=type=cache,target="/cache/go-build" mkdir -p /cache/go-build; make hivemind;
 
 FROM alpine
 
 EXPOSE 56714/tcp
-
 WORKDIR /app
 
 VOLUME /conf
@@ -21,5 +24,4 @@ ENV HIVEMIND_CONFIG_FILE=/conf/config.toml
 ENV HIVEMIND_REGISTRY_FILE=/data/registry.json
 
 COPY --from=builder /app/build/hivemind .
-
 CMD ["./hivemind"]