diff --git a/README.md b/README.md
index 8aea1923..e3496ea8 100644
--- a/README.md
+++ b/README.md
@@ -16,6 +16,9 @@ so typically a hand-written user interface will be chosen over a generic machine
 These panes are used in the Data Browser - see mashlib
 [https://github.com/linkeddata/mashlib](https://github.com/linkeddata/mashlib)
 
+When panes are hosted through mashlib and use solid-logic authentication, ensure the refresh worker is served same-origin. The worker export and runtime override contract are documented in solid-logic:
+https://github.com/solidos/solid-logic#worker-asset-and-runtime-configuration
+
 Currently the panes available include:
 
 - A default pane which lists the properties of any object
diff --git a/dev/loader.ts b/dev/loader.ts
index 71984bfc..a22f552f 100644
--- a/dev/loader.ts
+++ b/dev/loader.ts
@@ -129,22 +129,22 @@ window.onload = async () => {
   console.log('document ready')
   // registerPanes((cjsOrEsModule: any) => paneRegistry.register(cjsOrEsModule.default || cjsOrEsModule))
   paneRegistry.register(require('contacts-pane'))
-  await authSession.handleIncomingRedirect({
-    restorePreviousSession: true
-  })
-  const session = await authSession
-  if (!session.info.isLoggedIn) {
+  await solidLogicSingleton.authn.checkUser()
+  const session = authSession
+  const isLoggedIn = session?.info?.isLoggedIn ?? session?.isActive ?? Boolean(session?.webId)
+  if (!isLoggedIn) {
     console.log('The user is not logged in')
     const loginBanner = document.getElementById('loginBanner');
     if (loginBanner) {
       loginBanner.innerHTML = '<button onclick="login()">Log in</button>';
     }
     } else {
-      console.log(`Logged in as ${session.info.webId}`)
+      const loggedWebId = session?.info?.webId || session?.webId
+      console.log(`Logged in as ${loggedWebId}`)
     
     const loginBanner = document.getElementById('loginBanner');
     if (loginBanner) {
-      loginBanner.innerHTML = `Logged in as ${session.info.webId} <button onclick="logout()">Log out</button>`;
+      loginBanner.innerHTML = `Logged in as ${loggedWebId} <button onclick="logout()">Log out</button>`;
     }
   }
   addLayoutButtons()
@@ -155,8 +155,9 @@ window.logout = () => {
   window.location.href = ''
 }
 window.login = async function () {
-  const session = await authSession
-  if (!session.info.isLoggedIn) {
+  const session = authSession
+  const isLoggedIn = session?.info?.isLoggedIn ?? session?.isActive ?? Boolean(session?.webId)
+  if (!isLoggedIn) {
     const issuer = prompt('Please enter an issuer URI', 'https://solidcommunity.net')
     if (issuer) {
       await authSession.login({
diff --git a/jest.config.mjs b/jest.config.mjs
index 7d1c1632..a9873594 100644
--- a/jest.config.mjs
+++ b/jest.config.mjs
@@ -19,7 +19,9 @@ export default {
     '\\.svg\\?raw$': '<rootDir>/test/__mocks__/fileMock.js',
     '\\.(svg)$': '<rootDir>/test/__mocks__/fileMock.js',
     '\\.(png|jpe?g|gif|webp|avif)$': '<rootDir>/test/__mocks__/fileMock.js',
-    '\\.css$': '<rootDir>/test/__mocks__/styleMock.js'
+    '\\.css$': '<rootDir>/test/__mocks__/styleMock.js',
+    'solid-logic': '<rootDir>/../solid-logic/src/index.ts',
+    'solid-oidc-client-browser': '<rootDir>/test/mocks/solid-oidc-client-browser.ts'
   },
   setupFilesAfterEnv: ['./test/helpers/setup.ts'],
   testMatch: ['**/?(*.)+(spec|test).[tj]s?(x)'],
diff --git a/src/mainPage/menu.ts b/src/mainPage/menu.ts
index 028a3fdc..c978cb98 100644
--- a/src/mainPage/menu.ts
+++ b/src/mainPage/menu.ts
@@ -59,7 +59,7 @@ const applyMenuCollapsedState = (navMenu: HTMLElement | null): void => {
   updateCollapseButtonPosition(navMenu, collapseBtn)
 }
 
-const isLoggedIn = (): boolean => Boolean(authSession?.info?.isLoggedIn)
+const isLoggedIn = (): boolean => Boolean(authSession?.isActive)
 
 const ensureMenuSkeleton = () => {
   menuCollapsed = loadMenuCollapsedState()
diff --git a/test/mocks/solid-oidc-client-browser.ts b/test/mocks/solid-oidc-client-browser.ts
new file mode 100644
index 00000000..69af6043
--- /dev/null
+++ b/test/mocks/solid-oidc-client-browser.ts
@@ -0,0 +1,57 @@
+type Listener = (...args: any[]) => void
+
+class EventEmitterLike {
+  private listeners: Record<string, Listener[]> = {}
+
+  on(event: string, listener: Listener): void {
+    const list = this.listeners[event] || []
+    list.push(listener)
+    this.listeners[event] = list
+  }
+
+  emit(event: string, ...args: any[]): void {
+    const list = this.listeners[event] || []
+    list.forEach(listener => listener(...args))
+  }
+}
+
+export class Session {
+  info: { webId?: string, isLoggedIn: boolean } = { isLoggedIn: false }
+  webId?: string
+  isActive = false
+  events = new EventEmitterLike()
+
+  addEventListener(event: string, listener: Listener): void {
+    this.events.on(event, listener)
+  }
+
+  async handleIncomingRedirect(): Promise<void> {
+    return
+  }
+
+  async handleRedirectFromLogin(): Promise<void> {
+    return
+  }
+
+  async restore(): Promise<void> {
+    return
+  }
+
+  async login(): Promise<void> {
+    return
+  }
+
+  async logout(): Promise<void> {
+    this.info = { isLoggedIn: false }
+    this.webId = undefined
+    this.isActive = false
+  }
+
+  fetch(input: RequestInfo | URL, init?: RequestInit): Promise<Response> {
+    return globalThis.fetch(input, init)
+  }
+
+  authFetch(input: RequestInfo | URL, init?: RequestInit): Promise<Response> {
+    return globalThis.fetch(input, init)
+  }
+}
\ No newline at end of file
diff --git a/tsconfig.json b/tsconfig.json
index f3ba4d21..944efc7f 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -57,8 +57,18 @@
     ] /* List of folders to include type definitions from. */,
     // "types": [],                           /* Type declaration files to be included in compilation. */
     // "allowSyntheticDefaultImports": true,  /* Allow default imports from modules with no default export. This does not affect code emit, just typechecking. */
-    "esModuleInterop": true /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */
-    // "preserveSymlinks": true,              /* Do not resolve the real path of symlinks. */
+    "esModuleInterop": true, /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */
+    "preserveSymlinks": true, /* Keep symlinks unresolved to avoid duplicate rdflib type identities in local linked dev. */
+    /* baseUrl + paths below are for local integrated dev only.
+       They force a single rdflib type identity when solid-panes is linked to local solid-logic/solid-ui.
+       Both options are deprecated in TS6+ but remain functional until TS7.
+       See solid-ui README: Local Integrated Development for context. */
+    "ignoreDeprecations": "6.0",
+    "baseUrl": ".",
+    "paths": {
+      "rdflib": ["node_modules/rdflib"],
+      "rdflib/*": ["node_modules/rdflib/*"]
+    }
 
     /* Source Map Options */
     // "sourceRoot": "",                      /* Specify the location where debugger should locate TypeScript files instead of source locations. */