diff --git a/foundry/packages/client/src/workbench-model.ts b/foundry/packages/client/src/workbench-model.ts
index a53a530..3499260 100644
--- a/foundry/packages/client/src/workbench-model.ts
+++ b/foundry/packages/client/src/workbench-model.ts
@@ -300,6 +300,7 @@ export function buildInitialTasks(): Task[] {
       fileChanges: [],
       diffs: {},
       fileTree: [],
+      minutesUsed: 0,
     },
     {
       id: "h1",
diff --git a/foundry/packages/frontend/src/components/mock-layout.tsx b/foundry/packages/frontend/src/components/mock-layout.tsx
index 4052386..7d16fd9 100644
--- a/foundry/packages/frontend/src/components/mock-layout.tsx
+++ b/foundry/packages/frontend/src/components/mock-layout.tsx
@@ -1053,7 +1053,7 @@ export function MockLayout({ workspaceId, selectedTaskId, selectedSessionId }: M
   const activeOrg = activeMockOrganization(appSnapshot);
   const navigateToUsage = useCallback(() => {
     if (activeOrg) {
-      void navigate({ to: "/organizations/$organizationId/billing" as never, params: { organizationId: activeOrg.id } });
+      void navigate({ to: "/organizations/$organizationId/billing", params: { organizationId: activeOrg.id } });
     }
   }, [activeOrg, navigate]);
   const [projectOrder, setProjectOrder] = useState<string[] | null>(null);
@@ -1457,7 +1457,9 @@ export function MockLayout({ workspaceId, selectedTaskId, selectedSessionId }: M
   const onDragMouseDown = useCallback((event: ReactPointerEvent) => {
     if (event.button !== 0) return;
     // Tauri v2 IPC: invoke start_dragging on the webview window
-    const ipc = (window as Record<string, unknown>).__TAURI_INTERNALS__ as { invoke: (cmd: string, args?: unknown) => Promise<unknown> } | undefined;
+    const ipc = ((window as unknown as Record<string, unknown>).__TAURI_INTERNALS__ ?? undefined) as
+      | { invoke: (cmd: string, args?: unknown) => Promise<unknown> }
+      | undefined;
     if (ipc?.invoke) {
       ipc.invoke("plugin:window|start_dragging").catch(() => {});
     }
diff --git a/foundry/packages/frontend/src/components/mock-layout/terminal-pane.tsx b/foundry/packages/frontend/src/components/mock-layout/terminal-pane.tsx
index d0e011d..db8265e 100644
--- a/foundry/packages/frontend/src/components/mock-layout/terminal-pane.tsx
+++ b/foundry/packages/frontend/src/components/mock-layout/terminal-pane.tsx
@@ -14,7 +14,7 @@ interface TerminalPaneProps {
   isExpanded?: boolean;
   onExpand?: () => void;
   onCollapse?: () => void;
-  onStartResize?: (e: React.PointerEvent) => void;
+  onStartResize?: React.PointerEventHandler<HTMLDivElement>;
 }
 
 interface ProcessTab {
@@ -135,6 +135,7 @@ export function TerminalPane({ workspaceId, taskId, isExpanded, onExpand, onColl
         setProcessTabs((prev) => {
           const next = [...prev];
           const [moved] = next.splice(d.fromIdx, 1);
+          if (!moved) return prev;
           next.splice(d.overIdx!, 0, moved);
           return next;
         });
diff --git a/foundry/packages/frontend/src/components/mock-onboarding.tsx b/foundry/packages/frontend/src/components/mock-onboarding.tsx
index 8faa9dc..a1e456e 100644
--- a/foundry/packages/frontend/src/components/mock-onboarding.tsx
+++ b/foundry/packages/frontend/src/components/mock-onboarding.tsx
@@ -56,7 +56,9 @@ function DesktopDragRegion() {
   const isDesktop = !!import.meta.env.VITE_DESKTOP;
   const onDragMouseDown = useCallback((event: React.PointerEvent) => {
     if (event.button !== 0) return;
-    const ipc = (window as Record<string, unknown>).__TAURI_INTERNALS__ as { invoke: (cmd: string, args?: unknown) => Promise<unknown> } | undefined;
+    const ipc = ((window as unknown as Record<string, unknown>).__TAURI_INTERNALS__ ?? undefined) as
+      | { invoke: (cmd: string, args?: unknown) => Promise<unknown> }
+      | undefined;
     if (ipc?.invoke) {
       ipc.invoke("plugin:window|start_dragging").catch(() => {});
     }