update: 整理项目结构 重写中间件 提高复用性

internal/version/version.go

@@ -0,0 +1,15 @@
+package version
+
+import "runtime/debug"
+
+var (
+	Version   = "1.1.0-rc"
+	GitCommit = ""
+	BuildInfo = ""
+)
+
+func init() {
+	if info, ok := debug.ReadBuildInfo(); ok {
+		BuildInfo = info.Main.Version
+	}
+}