feat: first pass at registry plugin

plugins/registry/registry.go

@@ -0,0 +1,20 @@
+package registry
+
+var (
+	// DefaultProperties is a map of all valid network properties with corresponding default property values
+	DefaultProperties = map[string]string{
+		"create-repository":      "false",
+		"disable-delete-warning": "false",
+		"image-repo":             "",
+		"push-on-release":        "false",
+		"server":                 "",
+	}
+
+	// GlobalProperties is a map of all valid global network properties
+	GlobalProperties = map[string]bool{
+		"create-repository":      true,
+		"disable-delete-warning": true,
+		"push-on-release":        true,
+		"server":                 true,
+	}
+)