修复docker构建的问题

compose.yaml

@@ -3,6 +3,10 @@ services:
     build:
       context: .
       dockerfile: Dockerfile
+      args:
+        # Non-secret build setting. Override when this host cannot reach the
+        # official proxy; keep Go's checksum verification enabled.
+        GOPROXY: "${FIRE_SAFETY_BUILD_GOPROXY:-https://proxy.golang.org,direct}"
     image: fire-safety-ymd:test
     container_name: fire-safety-ymd
     restart: unless-stopped
@@ -12,6 +16,9 @@ services:
       # The host binding below keeps this port private; the process must bind
       # all container interfaces for Docker's loopback publish to work.
       FIRE_SAFETY_HTTP_ADDR: ":8080"
+      # This setting is consumed only while resolving the build arg above.
+      # Do not retain the selected proxy URL in the runtime environment.
+      FIRE_SAFETY_BUILD_GOPROXY: ""
       # A one-off owner/migration credential must never enter the long-lived
       # application container, even if an operator left it in the local file.
       FIRE_SAFETY_POSTGIS_MIGRATION_DSN: ""