Complete Track F optional Docker/Portainer ops items

Implement volume browse, stack env file, service scale, create
secret/config, disconnect network, registry Hub search, server
schedules, resource editor, and fleet environment tags. Mark roadmap
Tracks A–F complete.

shared/protocol.js

@@ -39,7 +39,9 @@ export const MethodRoles = Object.freeze({
   getSystemDf: Roles.viewer,
   getDockerEvents: Roles.viewer,
   getMetrics: Roles.viewer,
-  // systemPrune is admin — see below
+  listSchedules: Roles.viewer,
+  browseVolume: Roles.viewer,
+  // systemPrune / schedules mutate — admin below
   startLogs: Roles.viewer,
   logs: Roles.viewer,
   stopLogs: Roles.viewer,
@@ -129,6 +131,8 @@ export const MethodRoles = Object.freeze({
   removeContainer: Roles.admin,
   recreateContainer: Roles.admin,
   systemPrune: Roles.admin,
+  upsertSchedule: Roles.admin,
+  deleteSchedule: Roles.admin,
   commitContainer: Roles.admin,
   exportContainer: Roles.admin,
   archiveContainerGet: Roles.admin,
@@ -259,6 +263,7 @@ export const Methods = Object.freeze({
   removeVolume: 'removeVolume',
   inspectVolume: 'inspectVolume',
   pruneVolumes: 'pruneVolumes',
+  browseVolume: 'browseVolume',
 
   // Stacks / compose
   deployStack: 'deployStack',
@@ -275,6 +280,9 @@ export const Methods = Object.freeze({
   systemPrune: 'systemPrune',
   getDockerEvents: 'getDockerEvents',
   getMetrics: 'getMetrics',
+  listSchedules: 'listSchedules',
+  upsertSchedule: 'upsertSchedule',
+  deleteSchedule: 'deleteSchedule',
   browseDirectory: 'browseDirectory',
   dockerCommand: 'dockerCommand',
   registryLogin: 'registryLogin',