新增 Web 浏览端(Go+Vue 报表系统)

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

web/backend/internal/auth/bootstrap.go

@@ -0,0 +1,32 @@
+package auth
+
+import (
+	"log"
+
+	"trade/web/internal/store"
+)
+
+// Bootstrap 在 auth.db 没有任何 admin 时,从 ADMIN_USER/ADMIN_PASS 写入一条管理员;
+// 已存在 admin 时静默跳过,避免轮换 env 时静默改密。
+func Bootstrap(s *store.AuthStore, adminUser, adminPass string) error {
+	n, err := s.CountAdmins()
+	if err != nil {
+		return err
+	}
+	if n > 0 {
+		return nil
+	}
+	if adminUser == "" || adminPass == "" {
+		log.Printf("[bootstrap] auth.db 无 admin,但 ADMIN_USER/ADMIN_PASS 未设置,跳过引导")
+		return nil
+	}
+	hash, err := HashPassword(adminPass)
+	if err != nil {
+		return err
+	}
+	if _, err := s.CreateUser(adminUser, hash, store.RoleAdmin); err != nil {
+		return err
+	}
+	log.Printf("[bootstrap] admin %q created", adminUser)
+	return nil
+}