Add buf

tools.go

@@ -3,6 +3,7 @@
 package tools
 
 import (
+    _ "github.com/bufbuild/buf/cmd/buf"
     _ "github.com/grpc-ecosystem/grpc-gateway/v2/protoc-gen-grpc-gateway"
     _ "github.com/grpc-ecosystem/grpc-gateway/v2/protoc-gen-openapiv2"
     _ "google.golang.org/grpc/cmd/protoc-gen-go-grpc"