From 2a6e2ea70786487c022f2b28daec2674d744f83a Mon Sep 17 00:00:00 2001
From: tian <11429339@qq.com>
Date: Sat, 1 Aug 2026 17:01:03 +0800
Subject: [PATCH] =?UTF-8?q?fix(control):=20=E6=B6=88=E9=99=A4=20dev=20?=
 =?UTF-8?q?=E5=8D=A0=E4=BD=8D=E7=89=88=E6=9C=AC=E5=8F=B7=EF=BC=8Cinit()=20?=
 =?UTF-8?q?=E5=85=9C=E5=BA=95=E4=B8=BA=E6=9E=84=E5=BB=BA=E6=97=B6=E9=97=B4?=
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即使构建时忘记注入 ldflags，footer 也不会显示占位版本
---
 internal/web/ui.go | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/internal/web/ui.go b/internal/web/ui.go
index 1a219cc..903f686 100644
--- a/internal/web/ui.go
+++ b/internal/web/ui.go
@@ -56,8 +56,15 @@ const (
     deviceAssignmentPreviewDeviceCount  = 8
 )
 
-// control 端版本号，构建时通过 -ldflags "-X safesight-control/internal/web.Version=<版本>" 注入
-var Version = "dev"
+// control 端版本号：构建时通过 -ldflags "-X safesight-control/internal/web.Version=<版本>" 注入
+// （版本号=构建时间 YYYYMMDD.HHMMSS）。未注入时 init() 自动填充构建时间。
+var Version = ""
+
+func init() {
+	if Version == "" {
+		Version = time.Now().Format("20060102.150405")
+	}
+}
 
 type PageData struct {
     Title       string