fix: stabilize local folder AI document workflow

- scope local-folder PageTree revision and document sidebar rendering to fileTreeScope

- preserve projected table/image attrs for local Markdown aggregate fallback

- avoid FileTree restore forced layouts on cold design open

- add API ChatOnly provider runtime and local OCR task handling regressions

rust/crates/mnote-web/browser/sidebar-page-settings-runtime.js

@@ -67,6 +67,10 @@ export function createSidebarPageSettingsRuntime(context) {
     return Object.assign({}, DEFAULT_PAGE_WIDTH_PREFERENCES, pageUiState.pageWidthPreferences || {});
   }
 
+  function currentLocalOcrPreferences() {
+    return Object.assign({ 'localOcr.autoEnabled': false }, pageUiState.localOcrPreferences || {});
+  }
+
   function pageWidthModeLabel(mode) {
     if (mode === 'inherit') return '继承默认';
     if (mode === 'readable') return '阅读';
@@ -357,6 +361,17 @@ export function createSidebarPageSettingsRuntime(context) {
       '</label>';
   }
 
+  function createLocalOcrAutoRow() {
+    return '' +
+      '<label class="wolai-page-setting-row" data-page-setting-row="localOcrAutoEnabled">' +
+        '<span class="wolai-page-setting-copy">' +
+          '<span class="wolai-page-setting-label">自动 OCR</span>' +
+          '<span class="wolai-page-setting-hint">默认关闭；仅作为搜索和 AI 索引补充处理图片与图片型 PDF</span>' +
+        '</span>' +
+        '<input type="checkbox" class="wolai-page-setting-checkbox" data-local-ocr-option-checkbox="autoEnabled" />' +
+      '</label>';
+  }
+
   function createPageWidthSelectRow(type) {
     var options = type === 'default'
       ? [
@@ -397,6 +412,10 @@ export function createSidebarPageSettingsRuntime(context) {
     popover.querySelectorAll('[data-global-option-checkbox="showHeadingNumbers"]').forEach(function(input) {
       input.checked = globalHeadingNumbers;
     });
+    var localOcrPreferences = currentLocalOcrPreferences();
+    popover.querySelectorAll('[data-local-ocr-option-checkbox="autoEnabled"]').forEach(function(input) {
+      input.checked = localOcrPreferences['localOcr.autoEnabled'] === true;
+    });
     var preferences = currentPageWidthPreferences();
     popover.querySelectorAll('[data-page-width-select]').forEach(function(select) {
       var type = select.getAttribute('data-page-width-select') || '';
@@ -579,6 +598,7 @@ export function createSidebarPageSettingsRuntime(context) {
         '</div>' +
         '<div class="wolai-page-settings-section" data-page-settings-panel="global" hidden>' +
           createGlobalHeadingNumbersRow() +
+          createLocalOcrAutoRow() +
           createPageWidthRows() +
         '</div>' +
         '<div class="wolai-page-settings-actions">' +
@@ -843,11 +863,47 @@ export function createSidebarPageSettingsRuntime(context) {
       var payload = await response.json().catch(function(){ return null; });
       if (!response.ok || !payload || payload.ok !== true) return;
       pageUiState.pageWidthPreferences = normalizePageWidthPreferences(payload.result && payload.result.pageWidthPreferences);
+      pageUiState.localOcrPreferences = Object.assign({ 'localOcr.autoEnabled': false }, payload.result && payload.result.localOcrPreferences || {});
+      window.__MNOTE_LOCAL_OCR_PREFERENCES = Object.assign({}, pageUiState.localOcrPreferences);
+      document.documentElement.setAttribute('data-mnote-local-ocr-auto-enabled', String(pageUiState.localOcrPreferences['localOcr.autoEnabled'] === true));
       applyPageOptionsToShell();
       if (isPageSettingsOpen()) renderPageSettingsPopover();
     } catch (_) {}
   }
 
+  async function persistLocalOcrAutoPreference(enabled) {
+    var previous = currentLocalOcrPreferences();
+    var next = Object.assign({}, previous, { 'localOcr.autoEnabled': Boolean(enabled) });
+    pageUiState.localOcrPreferences = next;
+    window.__MNOTE_LOCAL_OCR_PREFERENCES = Object.assign({}, next);
+    renderPageSettingsPopover();
+    try {
+      var response = await fetch('/api/ui/preferences', {
+        method: 'PUT',
+        headers: { 'content-type': 'application/json' },
+        body: JSON.stringify({
+          documentId: currentDocumentId(),
+          workspaceId: resolveWorkspaceId(document.body),
+          ...currentWorkspaceSourcePayload(),
+          updates: { 'localOcr.autoEnabled': Boolean(enabled) }
+        })
+      });
+      var payload = await response.json().catch(function(){ return null; });
+      if (!response.ok || !payload || payload.ok !== true) {
+        throw new Error(payload && payload.error && payload.error.message ? payload.error.message : 'local_ocr_preference_save_failed_' + response.status);
+      }
+      pageUiState.localOcrPreferences = Object.assign({ 'localOcr.autoEnabled': false }, payload.result && payload.result.localOcrPreferences || {});
+      window.__MNOTE_LOCAL_OCR_PREFERENCES = Object.assign({}, pageUiState.localOcrPreferences);
+      document.documentElement.setAttribute('data-mnote-local-ocr-auto-enabled', String(pageUiState.localOcrPreferences['localOcr.autoEnabled'] === true));
+      renderPageSettingsPopover();
+    } catch (error) {
+      pageUiState.localOcrPreferences = previous;
+      window.__MNOTE_LOCAL_OCR_PREFERENCES = Object.assign({}, previous);
+      renderPageSettingsPopover();
+      document.documentElement.setAttribute('data-mnote-local-ocr-preference-error', error instanceof Error ? error.message : String(error));
+    }
+  }
+
   async function persistPageWidthPreference(type, mode) {
     if (PAGE_WIDTH_TYPES.indexOf(type) < 0) return;
     var previous = pageUiState.pageWidthPreferences;
@@ -928,6 +984,7 @@ export function createSidebarPageSettingsRuntime(context) {
     closePageHistoryDrawer,
     closePageSettingsPopover,
     closePageShareDialog,
+    currentLocalOcrPreferences,
     currentPageOptions,
     ensureHistorySnapshotsSeeded,
     ensurePageHistoryDrawer,
@@ -938,6 +995,7 @@ export function createSidebarPageSettingsRuntime(context) {
     openPageSettingsPopover,
     openPageShareDialog,
     pageOptionIsSupported,
+    persistLocalOcrAutoPreference,
     persistPageOptionsPatch,
     persistPageWidthPreference,
     recordPageHistorySnapshot,