Add in-app wiki help system with accounts and members articles

Markdown-based help pages rendered in the admin UI. Sidebar category
navigation with search. Articles: Getting Started, Accounts Overview,
Members Overview, Payment Methods, Tax Exemptions. Written for
non-technical store staff.

packages/admin/src/routeTree.gen.ts

@@ -13,6 +13,7 @@ import { Route as LoginRouteImport } from './routes/login'
 import { Route as AuthenticatedRouteImport } from './routes/_authenticated'
 import { Route as AuthenticatedIndexRouteImport } from './routes/_authenticated/index'
 import { Route as AuthenticatedMembersRouteImport } from './routes/_authenticated/members'
+import { Route as AuthenticatedHelpRouteImport } from './routes/_authenticated/help'
 import { Route as AuthenticatedAccountsIndexRouteImport } from './routes/_authenticated/accounts/index'
 import { Route as AuthenticatedAccountsNewRouteImport } from './routes/_authenticated/accounts/new'
 import { Route as AuthenticatedAccountsAccountIdRouteImport } from './routes/_authenticated/accounts/$accountId'
@@ -41,6 +42,11 @@ const AuthenticatedMembersRoute = AuthenticatedMembersRouteImport.update({
   path: '/members',
   getParentRoute: () => AuthenticatedRoute,
 } as any)
+const AuthenticatedHelpRoute = AuthenticatedHelpRouteImport.update({
+  id: '/help',
+  path: '/help',
+  getParentRoute: () => AuthenticatedRoute,
+} as any)
 const AuthenticatedAccountsIndexRoute =
   AuthenticatedAccountsIndexRouteImport.update({
     id: '/accounts/',
@@ -93,6 +99,7 @@ const AuthenticatedAccountsAccountIdMembersRoute =
 export interface FileRoutesByFullPath {
   '/': typeof AuthenticatedIndexRoute
   '/login': typeof LoginRoute
+  '/help': typeof AuthenticatedHelpRoute
   '/members': typeof AuthenticatedMembersRoute
   '/accounts/$accountId': typeof AuthenticatedAccountsAccountIdRouteWithChildren
   '/accounts/new': typeof AuthenticatedAccountsNewRoute
@@ -105,6 +112,7 @@ export interface FileRoutesByFullPath {
 }
 export interface FileRoutesByTo {
   '/login': typeof LoginRoute
+  '/help': typeof AuthenticatedHelpRoute
   '/members': typeof AuthenticatedMembersRoute
   '/': typeof AuthenticatedIndexRoute
   '/accounts/new': typeof AuthenticatedAccountsNewRoute
@@ -119,6 +127,7 @@ export interface FileRoutesById {
   __root__: typeof rootRouteImport
   '/_authenticated': typeof AuthenticatedRouteWithChildren
   '/login': typeof LoginRoute
+  '/_authenticated/help': typeof AuthenticatedHelpRoute
   '/_authenticated/members': typeof AuthenticatedMembersRoute
   '/_authenticated/': typeof AuthenticatedIndexRoute
   '/_authenticated/accounts/$accountId': typeof AuthenticatedAccountsAccountIdRouteWithChildren
@@ -135,6 +144,7 @@ export interface FileRouteTypes {
   fullPaths:
     | '/'
     | '/login'
+    | '/help'
     | '/members'
     | '/accounts/$accountId'
     | '/accounts/new'
@@ -147,6 +157,7 @@ export interface FileRouteTypes {
   fileRoutesByTo: FileRoutesByTo
   to:
     | '/login'
+    | '/help'
     | '/members'
     | '/'
     | '/accounts/new'
@@ -160,6 +171,7 @@ export interface FileRouteTypes {
     | '__root__'
     | '/_authenticated'
     | '/login'
+    | '/_authenticated/help'
     | '/_authenticated/members'
     | '/_authenticated/'
     | '/_authenticated/accounts/$accountId'
@@ -207,6 +219,13 @@ declare module '@tanstack/react-router' {
       preLoaderRoute: typeof AuthenticatedMembersRouteImport
       parentRoute: typeof AuthenticatedRoute
     }
+    '/_authenticated/help': {
+      id: '/_authenticated/help'
+      path: '/help'
+      fullPath: '/help'
+      preLoaderRoute: typeof AuthenticatedHelpRouteImport
+      parentRoute: typeof AuthenticatedRoute
+    }
     '/_authenticated/accounts/': {
       id: '/_authenticated/accounts/'
       path: '/accounts'
@@ -294,6 +313,7 @@ const AuthenticatedAccountsAccountIdRouteWithChildren =
   )
 
 interface AuthenticatedRouteChildren {
+  AuthenticatedHelpRoute: typeof AuthenticatedHelpRoute
   AuthenticatedMembersRoute: typeof AuthenticatedMembersRoute
   AuthenticatedIndexRoute: typeof AuthenticatedIndexRoute
   AuthenticatedAccountsAccountIdRoute: typeof AuthenticatedAccountsAccountIdRouteWithChildren
@@ -302,6 +322,7 @@ interface AuthenticatedRouteChildren {
 }
 
 const AuthenticatedRouteChildren: AuthenticatedRouteChildren = {
+  AuthenticatedHelpRoute: AuthenticatedHelpRoute,
   AuthenticatedMembersRoute: AuthenticatedMembersRoute,
   AuthenticatedIndexRoute: AuthenticatedIndexRoute,
   AuthenticatedAccountsAccountIdRoute: