From 7b0689c230c50b40279b47530d091524f5331934 Mon Sep 17 00:00:00 2001
From: XuqmGroup <noreply@xuqm.com>
Date: Wed, 17 Jun 2026 13:16:37 +0800
Subject: [PATCH] =?UTF-8?q?fix(docker):=20=E5=8A=A0=20ARG=20CACHE=5FBUST?=
 =?UTF-8?q?=20=E5=BC=BA=E5=88=B6=E6=AF=8F=E6=AC=A1=20commit=20=E9=87=8D?=
 =?UTF-8?q?=E5=BB=BA=E6=BA=90=E7=A0=81=E5=B1=82?=
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Windows BuildKit --cache-from 不能正确失效源码 COPY 层，
通过传入 git SHA 作为 CACHE_BUST 值来强制失效。

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 Dockerfile | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Dockerfile b/Dockerfile
index 27781d7..745dc2c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -24,6 +24,9 @@ RUN --mount=type=cache,target=/root/.m2 \
     mvn -s /workspace/maven-settings.xml -pl ${SERVICE_MODULE} -am \
         dependency:go-offline -q
 
+# CACHE_BUST = git SHA，每次 commit 自动失效源码及后续所有层
+ARG CACHE_BUST=unknown
+
 # Copy source — invalidates only the compile layer, not the deps layer
 COPY common ./common
 COPY im-sdk ./im-sdk