feat(settings): move config/state to owner buckets

Add generic /api/storage config/state endpoints with merge-patch, migrate legacy YAML/JSON layout, and update UI/server to read and write owner-scoped settings. Replace config SSE events and drop /api/config routes.

packages/ui/src/components/environment-variables-editor.tsx

@@ -10,12 +10,12 @@ interface EnvironmentVariablesEditorProps {
 const EnvironmentVariablesEditor: Component<EnvironmentVariablesEditorProps> = (props) => {
   const { t } = useI18n()
   const {
-    preferences,
+    serverSettings,
     addEnvironmentVariable,
     removeEnvironmentVariable,
     updateEnvironmentVariables,
   } = useConfig()
-  const [envVars, setEnvVars] = createSignal<Record<string, string>>(preferences().environmentVariables || {})
+  const [envVars, setEnvVars] = createSignal<Record<string, string>>(serverSettings().environmentVariables || {})
   const [newKey, setNewKey] = createSignal("")
   const [newValue, setNewValue] = createSignal("")
 

packages/ui/src/components/folder-selection-view.tsx

@@ -26,11 +26,11 @@ interface FolderSelectionViewProps {
 }
 
 const FolderSelectionView: Component<FolderSelectionViewProps> = (props) => {
-  const { recentFolders, removeRecentFolder, preferences, updatePreferences } = useConfig()
+  const { recentFolders, removeRecentFolder, preferences, updatePreferences, serverSettings, updateLastUsedBinary } = useConfig()
   const { t, locale } = useI18n()
   const [selectedIndex, setSelectedIndex] = createSignal(0)
   const [focusMode, setFocusMode] = createSignal<"recent" | "new" | null>("recent")
-  const [selectedBinary, setSelectedBinary] = createSignal(preferences().lastUsedBinary || "opencode")
+  const [selectedBinary, setSelectedBinary] = createSignal(serverSettings().opencodeBinary || "opencode")
   const [isFolderBrowserOpen, setIsFolderBrowserOpen] = createSignal(false)
   const nativeDialogsAvailable = supportsNativeDialogs()
   let recentListRef: HTMLDivElement | undefined
@@ -53,7 +53,7 @@ const FolderSelectionView: Component<FolderSelectionViewProps> = (props) => {
 
   // Update selected binary when preferences change
   createEffect(() => {
-    const lastUsed = preferences().lastUsedBinary
+    const lastUsed = serverSettings().opencodeBinary
     if (!lastUsed) return
     setSelectedBinary((current) => (current === lastUsed ? current : lastUsed))
   })

packages/ui/src/components/model-selector.tsx

@@ -5,7 +5,7 @@ import { ChevronDown, Star } from "lucide-solid"
 import type { Model } from "../types/session"
 import { useI18n } from "../lib/i18n"
 import { getLogger } from "../lib/logger"
-import { preferences, toggleFavoriteModelPreference } from "../stores/preferences"
+import { uiState, toggleFavoriteModelPreference } from "../stores/preferences"
 const log = getLogger("session")
 
 
@@ -59,7 +59,7 @@ export default function ModelSelector(props: ModelSelectorProps) {
 
   const favoriteKeySet = createMemo(() => {
     const result = new Set<string>()
-    for (const item of preferences().modelFavorites ?? []) {
+    for (const item of uiState().models.favorites ?? []) {
       if (item.providerId && item.modelId) {
         result.add(`${item.providerId}/${item.modelId}`)
       }

packages/ui/src/components/opencode-binary-selector.tsx

@@ -29,8 +29,8 @@ const OpenCodeBinarySelector: Component<OpenCodeBinarySelectorProps> = (props) =
     opencodeBinaries,
     addOpenCodeBinary,
     removeOpenCodeBinary,
-    preferences,
-    updatePreferences,
+    serverSettings,
+    updateLastUsedBinary,
   } = useConfig()
   const [customPath, setCustomPath] = createSignal("")
   const [validating, setValidating] = createSignal(false)
@@ -42,7 +42,7 @@ const OpenCodeBinarySelector: Component<OpenCodeBinarySelectorProps> = (props) =
  
   const binaries = () => opencodeBinaries()
 
-  const lastUsedBinary = () => preferences().lastUsedBinary
+  const lastUsedBinary = () => serverSettings().opencodeBinary
 
   const customBinaries = createMemo(() => binaries().filter((binary) => binary.path !== "opencode"))
 
@@ -158,7 +158,7 @@ const OpenCodeBinarySelector: Component<OpenCodeBinarySelectorProps> = (props) =
     if (validation.valid) {
       addOpenCodeBinary(path, validation.version)
       props.onBinaryChange(path)
-      updatePreferences({ lastUsedBinary: path })
+      updateLastUsedBinary(path)
       setCustomPath("")
       setValidationError(null)
     } else {
@@ -183,7 +183,7 @@ const OpenCodeBinarySelector: Component<OpenCodeBinarySelectorProps> = (props) =
     if (props.disabled) return
     if (path === props.selectedBinary) return
     props.onBinaryChange(path)
-    updatePreferences({ lastUsedBinary: path })
+    updateLastUsedBinary(path)
   }
 
   function handleRemoveBinary(path: string, event: Event) {
@@ -193,7 +193,7 @@ const OpenCodeBinarySelector: Component<OpenCodeBinarySelectorProps> = (props) =
 
     if (props.selectedBinary === path) {
       props.onBinaryChange("opencode")
-      updatePreferences({ lastUsedBinary: "opencode" })
+      updateLastUsedBinary("opencode")
     }
   }
 

packages/ui/src/components/remote-access-overlay.tsx

@@ -6,7 +6,7 @@ import { ExternalLink, Link2, Loader2, RefreshCw, Shield, Wifi } from "lucide-so
 import type { NetworkAddress, ServerMeta } from "../../../server/src/api-types"
 import { serverApi } from "../lib/api-client"
 import { restartCli } from "../lib/native/cli"
-import { preferences, setListeningMode } from "../stores/preferences"
+import { serverSettings, setListeningMode } from "../stores/preferences"
 import { showConfirmDialog } from "../stores/alerts"
 import { getLogger } from "../lib/logger"
 import { useI18n } from "../lib/i18n"
@@ -33,7 +33,7 @@ export function RemoteAccessOverlay(props: RemoteAccessOverlayProps) {
   const [savingPassword, setSavingPassword] = createSignal(false)
 
   const addresses = createMemo<NetworkAddress[]>(() => meta()?.addresses ?? [])
-  const currentMode = createMemo(() => meta()?.listeningMode ?? preferences().listeningMode)
+  const currentMode = createMemo(() => meta()?.listeningMode ?? serverSettings().listeningMode)
   const allowExternalConnections = createMemo(() => currentMode() === "all")
   const displayAddresses = createMemo(() => {
     const list = addresses()