fix(build): make Go GOPROXY a compose build arg for restricted networks

Default GOPROXY stays proxy.golang.org to preserve upstream behavior;
hosts that cannot reach it pass GO_PROXY (e.g. goproxy.cn) via the env
file. Wires app+events build args across dev/test/main compose.

Co-authored-by: Cursor <cursoragent@cursor.com>

deploy/app/Dockerfile

@@ -11,6 +11,12 @@ RUN npm run build
 
 FROM golang:1.23-bookworm AS go-builder
 
+# GOPROXY defaults to the official proxy to preserve upstream build behavior.
+# Hosts behind networks that cannot reach proxy.golang.org can pass a
+# reachable mirror, e.g. --build-arg GOPROXY=https://goproxy.cn,direct
+# (compose wires it from GO_PROXY in the environment env-file).
+ARG GOPROXY=https://proxy.golang.org,direct
+ENV GOPROXY=${GOPROXY}
 ENV GOTOOLCHAIN=auto
 
 WORKDIR /src

docker-compose.dev.yml

@@ -71,6 +71,8 @@ services:
     build:
       context: .
       dockerfile: deploy/app/Dockerfile
+      args:
+        GOPROXY: ${GO_PROXY:-https://proxy.golang.org,direct}
     container_name: shuimu-agent-app-dev
     depends_on:
       system-db:
@@ -152,6 +154,8 @@ services:
     build:
       context: .
       dockerfile: deploy/app/Dockerfile
+      args:
+        GOPROXY: ${GO_PROXY:-https://proxy.golang.org,direct}
     container_name: shuimu-agent-events-dev
     entrypoint: ["/app/events"]
     command: ["-env", "/dev/null"]

docker-compose.main.yml

@@ -68,6 +68,8 @@ services:
     build:
       context: .
       dockerfile: deploy/app/Dockerfile
+      args:
+        GOPROXY: ${GO_PROXY:-https://proxy.golang.org,direct}
     container_name: shuimu-agent-app-main
     depends_on:
       system-db:
@@ -152,6 +154,8 @@ services:
     build:
       context: .
       dockerfile: deploy/app/Dockerfile
+      args:
+        GOPROXY: ${GO_PROXY:-https://proxy.golang.org,direct}
     container_name: shuimu-agent-events-main
     entrypoint: ["/app/events"]
     command: ["-env", "/dev/null"]

docker-compose.test.yml

@@ -68,6 +68,8 @@ services:
     build:
       context: .
       dockerfile: deploy/app/Dockerfile
+      args:
+        GOPROXY: ${GO_PROXY:-https://proxy.golang.org,direct}
     container_name: shuimu-agent-app-test
     depends_on:
       system-db:
@@ -149,6 +151,8 @@ services:
     build:
       context: .
       dockerfile: deploy/app/Dockerfile
+      args:
+        GOPROXY: ${GO_PROXY:-https://proxy.golang.org,direct}
     container_name: shuimu-agent-events-test
     entrypoint: ["/app/events"]
     command: ["-env", "/dev/null"]