From 009694fee79269843c2dc427a8ea68d25edf78cf Mon Sep 17 00:00:00 2001
From: ryan <kuyoeku@gmail.com>
Date: Fri, 31 Jul 2026 23:28:02 +0800
Subject: [PATCH] =?UTF-8?q?build(Docker=E6=9E=84=E5=BB=BA):=20=E9=99=90?=
 =?UTF-8?q?=E5=88=B6=E6=9E=84=E5=BB=BA=E9=98=B6=E6=AE=B5=E5=86=85=E5=AD=98?=
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Motivation:
在 1Panel 等资源受限的部署环境中，Go 编译器并发编译和运行时内存增长可能导致构建阶段 OOM 而被 kill，通过限制并行度和设置内存上限来规避该问题。

Changes:

* 构建阶段新增 GOMEMLIMIT=512MiB 环境变量，控制 Go 运行时内存上限
* 编译命令新增 -p 1 参数，限制并行编译单元数量以减少峰值内存占用
* 构建命令参数按职责拆分为多行，提升可读性
---
 Dockerfile | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 6b054fc..a69019e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,11 +3,17 @@ FROM golang:1.26-alpine AS builder
 WORKDIR /app
 ENV GOTOOLCHAIN=auto \
     GOPROXY=https://goproxy.cn,direct \
-    GOSUMDB=sum.golang.google.cn
+    GOSUMDB=sum.golang.google.cn \
+    GOMEMLIMIT=512MiB
 COPY go.mod go.sum ./
 RUN go mod download
 COPY . .
-RUN CGO_ENABLED=0 GOOS=linux go build -o /server ./cmd/server
+RUN CGO_ENABLED=0 \
+    GOOS=linux \
+    go build \
+    -p 1 \
+    -o /server \
+    ./cmd/server
 
 FROM alpine:3.20