fix: add involves edge from task to agent:nomos at creation

Plus sync vendor directory for Docker build compatibility.

vendor/github.com/yosida95/uritemplate/v3/error.go

@@ -0,0 +1,16 @@
+// Copyright (C) 2016 Kohei YOSHIDA. All rights reserved.
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of The BSD 3-Clause License
+// that can be found in the LICENSE file.
+
+package uritemplate
+
+import (
+	"fmt"
+)
+
+func errorf(pos int, format string, a ...interface{}) error {
+	msg := fmt.Sprintf(format, a...)
+	return fmt.Errorf("uritemplate:%d:%s", pos, msg)
+}