feat: allow users to bind to all interfaces when a proxy is enabled

- use a plugin trigger to see whether we should bind to all interfaces
- create a generic way of setting properties for a plugin
- migrate proxy-enabled to the new network property "bind-all-interfaces"
- add network:set subcommand

plugins/config/config.go

@@ -22,7 +22,7 @@ func GetWithDefault(appName string, key string, defaultValue string) string {
 			continue
 		}
 		value = strings.TrimPrefix(line, prefix)
-		if strings.HasPrefix(line, "'") && strings.HasSuffix(line, "'") {
+		if strings.HasPrefix(value, "'") && strings.HasSuffix(value, "'") {
 			value = strings.TrimPrefix(strings.TrimSuffix(value, "'"), "'")
 		}
 	}