add acl interface

pkg/interfaces/acl/acl.go

@@ -0,0 +1,25 @@
+// Package acl is an interface for implementing arbitrary access control lists.
+package acl
+
+const (
+	// Read means read only
+	Read = "read"
+	// Write means read and write
+	Write = "write"
+	// Admin means read, write, import/export and arbitrary delete
+	Admin = "admin"
+	// Owner means read, write, import/export, arbitrary delete and wipe
+	Owner = "owner"
+	// Group applies to communities and other groups; the content afterwards a
+	// set of comma separated <permission>:<pubkey> pairs designating permissions to groups.
+	Group = "group:"
+)
+
+type I interface {
+	// GetAccessLevel returns the access level string for a given pubkey.
+	GetAccessLevel(pub []byte) (level string)
+	// GetACLInfo returns the name and a description of the ACL, which should
+	// explain briefly how it works, and then a long text of documentation of
+	// the ACL's rules and configuration (in asciidoc or markdown).
+	GetACLInfo() (name, description, documentation string)
+}

pkg/interfaces/go.mod

@@ -3,6 +3,7 @@ module interfaces.orly
 go 1.25.0
 
 replace (
+	acl.orly => ../acl
 	crypto.orly => ../crypto
 	database.orly => ../database
 	encoders.orly => ../encoders