diff --git a/.claude/settings.local.json b/.claude/settings.local.json
new file mode 100644
index 0000000..390a286
--- /dev/null
+++ b/.claude/settings.local.json
@@ -0,0 +1,12 @@
+{
+  "permissions": {
+    "allow": [
+      "Bash(npx tsc *)",
+      "Bash(git add *)",
+      "Bash(git commit *)",
+      "Bash(git push *)",
+      "Bash(npx eslint *)",
+      "Bash(npm run *)"
+    ]
+  }
+}
diff --git a/app/(app)/products/[id]/sprint/planning/page.tsx b/app/(app)/products/[id]/sprint/planning/page.tsx
index dae6818..dc4aa1f 100644
--- a/app/(app)/products/[id]/sprint/planning/page.tsx
+++ b/app/(app)/products/[id]/sprint/planning/page.tsx
@@ -5,7 +5,6 @@ import { SessionData, sessionOptions } from '@/lib/session'
 import { prisma } from '@/lib/prisma'
 import { SplitPane } from '@/components/split-pane/split-pane'
 import { PlanningLeft } from '@/components/sprint/planning-left'
-import { TaskList } from '@/components/sprint/task-list'
 import type { Task } from '@/components/sprint/task-list'
 import { SprintHeader } from '@/components/sprint/sprint-header'
 import type { SprintStory } from '@/components/sprint/sprint-backlog'
diff --git a/app/(auth)/login/page.tsx b/app/(auth)/login/page.tsx
index c1a9806..bd8650f 100644
--- a/app/(auth)/login/page.tsx
+++ b/app/(auth)/login/page.tsx
@@ -1,7 +1,5 @@
 import Link from 'next/link'
 import { loginAction } from '@/actions/auth'
-import { Button } from '@/components/ui/button'
-import { Input } from '@/components/ui/input'
 import { AuthForm } from '@/components/auth/auth-form'
 
 export default function LoginPage() {
diff --git a/components/backlog/pbi-list.tsx b/components/backlog/pbi-list.tsx
index abd8534..a8e25cf 100644
--- a/components/backlog/pbi-list.tsx
+++ b/components/backlog/pbi-list.tsx
@@ -24,7 +24,6 @@ import {
 import { CSS } from '@dnd-kit/utilities'
 import { toast } from 'sonner'
 import { Button } from '@/components/ui/button'
-import { DemoTooltip } from '@/components/shared/demo-tooltip'
 import { Input } from '@/components/ui/input'
 import { Badge } from '@/components/ui/badge'
 import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/components/ui/select'
diff --git a/components/backlog/story-panel.tsx b/components/backlog/story-panel.tsx
index 195013f..8d647c4 100644
--- a/components/backlog/story-panel.tsx
+++ b/components/backlog/story-panel.tsx
@@ -115,8 +115,8 @@ function SortableStoryBlock({
 // --- Story detail slide-over ---
 function StoryDetailSheet({
   story,
-  productId,
-  pbiId,
+  productId: _productId,
+  pbiId: _pbiId,
   onClose,
   isDemo,
 }: {
diff --git a/components/settings/role-manager.tsx b/components/settings/role-manager.tsx
index 306a830..23fd59b 100644
--- a/components/settings/role-manager.tsx
+++ b/components/settings/role-manager.tsx
@@ -26,7 +26,7 @@ export function RoleManager({ currentRoles, isDemo }: RoleManagerProps) {
   function toggle(role: string) {
     setSelected(prev => {
       const next = new Set(prev)
-      next.has(role) ? next.delete(role) : next.add(role)
+      if (next.has(role)) { next.delete(role) } else { next.add(role) }
       return next
     })
     setSaved(false)
diff --git a/components/split-pane/split-pane.tsx b/components/split-pane/split-pane.tsx
index 3cf78f2..c99264a 100644
--- a/components/split-pane/split-pane.tsx
+++ b/components/split-pane/split-pane.tsx
@@ -19,19 +19,18 @@ export function SplitPane({
   minSize = 200,
 }: SplitPaneProps) {
   const containerRef = useRef<HTMLDivElement>(null)
-  const [split, setSplit] = useState<number>(defaultSplit)
-  const [isDragging, setIsDragging] = useState(false)
-  const [isMobile, setIsMobile] = useState(false)
-  const [activeTab, setActiveTab] = useState<'left' | 'right'>('left')
-
-  // Load stored split on mount
-  useEffect(() => {
+  const [split, setSplit] = useState<number>(() => {
+    if (typeof window === 'undefined') return defaultSplit
     const stored = localStorage.getItem(`split-pane:${storageKey}`)
     if (stored) {
       const val = parseFloat(stored)
-      if (!isNaN(val) && val > 0 && val < 100) setSplit(val)
+      if (!isNaN(val) && val > 0 && val < 100) return val
     }
-  }, [storageKey])
+    return defaultSplit
+  })
+  const [isDragging, setIsDragging] = useState(false)
+  const [isMobile, setIsMobile] = useState(false)
+  const [activeTab, setActiveTab] = useState<'left' | 'right'>('left')
 
   // Detect mobile
   useEffect(() => {
diff --git a/components/sprint/sprint-backlog.tsx b/components/sprint/sprint-backlog.tsx
index 77e7bac..a74aab0 100644
--- a/components/sprint/sprint-backlog.tsx
+++ b/components/sprint/sprint-backlog.tsx
@@ -3,7 +3,7 @@
 import { useState, useTransition, useEffect } from 'react'
 import { useRouter } from 'next/navigation'
 import {
-  DndContext, DragEndEvent, DragOverEvent, DragStartEvent, DragOverlay,
+  DndContext, DragEndEvent,
   KeyboardSensor, PointerSensor, useSensor, useSensors, closestCenter,
 } from '@dnd-kit/core'
 import {
@@ -101,7 +101,7 @@ interface SprintBacklogLeftProps {
   selectedStoryId: string | null
 }
 
-export function SprintBacklogLeft({ sprintId, stories, isDemo, onSelectStory, selectedStoryId }: SprintBacklogLeftProps) {
+export function SprintBacklogLeft({ sprintId, stories, isDemo, onSelectStory }: SprintBacklogLeftProps) {
   const { sprintStoryOrder, initSprint, reorderSprintStories, rollbackSprint, removeStoryFromSprint } = useSprintStore()
   const [, startTransition] = useTransition()
 
@@ -186,7 +186,7 @@ export function SprintBacklogRight({ sprintId, pbisWithStories, sprintStoryIds,
   function toggle(pbiId: string) {
     setCollapsed(prev => {
       const next = new Set(prev)
-      next.has(pbiId) ? next.delete(pbiId) : next.add(pbiId)
+      if (next.has(pbiId)) { next.delete(pbiId) } else { next.add(pbiId) }
       return next
     })
   }
diff --git a/components/sprint/sprint-header.tsx b/components/sprint/sprint-header.tsx
index d24c5df..c9bbb8a 100644
--- a/components/sprint/sprint-header.tsx
+++ b/components/sprint/sprint-header.tsx
@@ -34,7 +34,7 @@ function SaveGoalButton() {
   return <Button type="submit" size="sm" disabled={pending}>{pending ? 'Opslaan…' : 'Opslaan'}</Button>
 }
 
-export function SprintHeader({ productId, productName, sprint, isDemo, sprintStories }: SprintHeaderProps) {
+export function SprintHeader({ productId: _productId, productName, sprint, isDemo, sprintStories }: SprintHeaderProps) {
   const [editingGoal, setEditingGoal] = useState(false)
   const [completeOpen, setCompleteOpen] = useState(false)
   const [decisions, setDecisions] = useState<Record<string, 'DONE' | 'OPEN'>>({})
diff --git a/components/sprint/start-sprint-button.tsx b/components/sprint/start-sprint-button.tsx
index 76f6d6b..f0b951c 100644
--- a/components/sprint/start-sprint-button.tsx
+++ b/components/sprint/start-sprint-button.tsx
@@ -4,7 +4,6 @@ import { useState, useActionState } from 'react'
 import { useFormStatus } from 'react-dom'
 import { useRouter } from 'next/navigation'
 import { Button } from '@/components/ui/button'
-import { Input } from '@/components/ui/input'
 import { Textarea } from '@/components/ui/textarea'
 import {
   Dialog,
diff --git a/components/sprint/task-list.tsx b/components/sprint/task-list.tsx
index 2cd7c57..a88a7c2 100644
--- a/components/sprint/task-list.tsx
+++ b/components/sprint/task-list.tsx
@@ -3,7 +3,7 @@
 import { useState, useTransition, useEffect, useActionState } from 'react'
 import { useFormStatus } from 'react-dom'
 import {
-  DndContext, DragEndEvent, DragOverlay, DragStartEvent,
+  DndContext, DragEndEvent, DragOverlay,
   KeyboardSensor, PointerSensor, useSensor, useSensors, closestCenter,
 } from '@dnd-kit/core'
 import {
@@ -144,7 +144,7 @@ function CreateSubmitButton() {
   return <Button type="submit" size="sm" className="h-7" disabled={pending}>{pending ? '…' : 'Toevoegen'}</Button>
 }
 
-export function TaskList({ storyId, sprintId, productId, tasks, isDemo }: TaskListProps) {
+export function TaskList({ storyId, sprintId, productId: _productId, tasks, isDemo }: TaskListProps) {
   const { taskOrder, initTasks, reorderTasks, rollbackTasks } = useSprintStore()
   const [creating, setCreating] = useState(false)
   const [activeDragId, setActiveDragId] = useState<string | null>(null)
diff --git a/components/todos/todo-list.tsx b/components/todos/todo-list.tsx
index 51b1ecc..fa2a5ca 100644
--- a/components/todos/todo-list.tsx
+++ b/components/todos/todo-list.tsx
@@ -6,8 +6,6 @@ import { toast } from 'sonner'
 import { Button } from '@/components/ui/button'
 import { DemoTooltip } from '@/components/shared/demo-tooltip'
 import { Input } from '@/components/ui/input'
-import { Textarea } from '@/components/ui/textarea'
-import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/components/ui/select'
 import {
   createTodoAction,
   toggleTodoAction,
@@ -15,7 +13,6 @@ import {
   promoteTodoToPbiAction,
   promoteTodoToStoryAction,
 } from '@/actions/todos'
-import { cn } from '@/lib/utils'
 
 interface Todo {
   id: string
diff --git a/eslint.config.mjs b/eslint.config.mjs
index 05e726d..c2c6d35 100644
--- a/eslint.config.mjs
+++ b/eslint.config.mjs
@@ -5,6 +5,15 @@ import nextTs from "eslint-config-next/typescript";
 const eslintConfig = defineConfig([
   ...nextVitals,
   ...nextTs,
+  {
+    rules: {
+      "@typescript-eslint/no-unused-vars": ["warn", {
+        argsIgnorePattern: "^_",
+        varsIgnorePattern: "^_",
+        caughtErrorsIgnorePattern: "^_",
+      }],
+    },
+  },
   // Override default ignores of eslint-config-next.
   globalIgnores([
     // Default ignores of eslint-config-next:
diff --git a/prisma/neon.md b/prisma/neon.md
new file mode 100644
index 0000000..e69de29