feat: load storages while starting

server/middlewares/check.go

@@ -0,0 +1,16 @@
+package middlewares
+
+import (
+	"github.com/alist-org/alist/v3/internal/conf"
+	"github.com/alist-org/alist/v3/server/common"
+	"github.com/gin-gonic/gin"
+)
+
+func StoragesLoaded(c *gin.Context) {
+	if conf.StoragesLoaded {
+		c.Next()
+	} else {
+		common.ErrorStrResp(c, "Loading storage, please wait", 500)
+		c.Abort()
+	}
+}