refactor(router info): improve router model recognition accuracy

update get_router_name function to read both GL-iNet原厂硬件信息和OpenWrt系统信息，组合获取更准确的机型名称

lib/lib-common.sh

@@ -23,7 +23,13 @@ third_party_source="https://istore.linkease.com/repo/all/nas_luci"
 # 路由器信息获取
 # ============================================================================
 get_router_name() {
-    model_info=$(cat /tmp/sysinfo/model)
+    model_info=""
+    if [ -f /proc/gl-hw-info/model ]; then
+        model_info=$(cat /proc/gl-hw-info/model)
+    fi
+    if [ -f /tmp/sysinfo/model ]; then
+        model_info="$model_info $(cat /tmp/sysinfo/model)"
+    fi
     echo "$model_info"
 }