feat: enhance redis and production IA

run.sh

@@ -24,6 +24,13 @@ ensure_dirs() {
     mkdir -p "$PID_DIR" "$LOG_DIR"
 }
 
+prepare_go_env() {
+    unset http_proxy https_proxy HTTP_PROXY HTTPS_PROXY
+    if [ -z "${GOSUMDB:-}" ] || [ "${GOSUMDB:-}" = "off" ]; then
+        export GOSUMDB=sum.golang.org
+    fi
+}
+
 is_running() {
     local pid_file=$1
     local name=$2
@@ -79,7 +86,7 @@ start_backend() {
     cd "$SCRIPT_DIR/backend"
 
     # 始终重新编译（开发阶段）
-    unset http_proxy https_proxy HTTP_PROXY HTTPS_PROXY
+    prepare_go_env
     go build -o sql-platform ./cmd/server/
 
     nohup ./sql-platform \
@@ -200,7 +207,7 @@ case "${1:-start}" in
         log "=== 构建生产版本 ==="
         cd "$SCRIPT_DIR/backend"
         log "编译 Go 后端..."
-        unset http_proxy https_proxy HTTP_PROXY HTTPS_PROXY
+        prepare_go_env
         go build -o sql-platform ./cmd/server/
         ok "后端编译完成 → backend/sql-platform"
 
@@ -213,7 +220,7 @@ case "${1:-start}" in
     test|t)
         log "=== 运行测试 ==="
         cd "$SCRIPT_DIR/backend"
-        unset http_proxy https_proxy HTTP_PROXY HTTPS_PROXY
+        prepare_go_env
         go test ./... -v "$@"
         ;;