rpc/nns: add standard contract names

Signed-off-by: Roman Khimov <[email protected]>

rpc/nns/names.go

@@ -0,0 +1,16 @@
+package nns
+
+// A set of standard contract names deployed into NeoFS sidechain.
+const (
+	// NameAlphabetPrefix differs from other names in this list, because
+	// in reality there will be multiple alphabets contract deployed to
+	// a network named alphabet0, alphabet1, alphabet2, etc.
+	NameAlphabetPrefix = "alphabet"
+	NameAudit          = "audit"
+	NameBalance        = "balance"
+	NameContainer      = "container"
+	NameNeoFSID        = "neofsid"
+	NameNetmap         = "netmap"
+	NameProxy          = "proxy"
+	NameReputation     = "reputation"
+)