diff --git a/python/tests/test_workspace_suggestions.py b/python/tests/test_workspace_suggestions.py
index c884c59..0ef8c32 100644
--- a/python/tests/test_workspace_suggestions.py
+++ b/python/tests/test_workspace_suggestions.py
@@ -104,6 +104,19 @@ def test_existing_cell_addition_has_zero_cell_delta_and_explicit_apply(self):
         self.assertEqual(response.status_code, 200, response.get_json())
         self.assertEqual(response.get_json()['protocol']['counts']['epochs'], 3)
         self.assertEqual(self.suggestions()['suggestions'][0]['status'], 'applied')
+        approved = self.suggestions()['approved_history']
+        self.assertEqual(len(approved), 1)
+        self.assertEqual(approved[0]['candidate_revision_uuid'], suggestion['candidate_revision_uuid'])
+        # A newer proposal must not erase the previous approval from the log.
+        row = copy.deepcopy(self.case.suggestion_rows.rows[0])
+        row['suggestion_uuid'] = str(uuid.uuid4())
+        row['summary']['candidate_revision_uuid'] = str(uuid.uuid4())
+        row['summary']['created_at'] = '2099-01-01T00:00:00+00:00'
+        self.case.suggestion_rows.insert1(row)
+        after = self.suggestions()
+        self.assertNotEqual(after['suggestions'][0]['candidate_revision_uuid'], suggestion['candidate_revision_uuid'])
+        self.assertEqual(after['approved_history'][0]['candidate_revision_uuid'], suggestion['candidate_revision_uuid'])
+
 
     def test_candidate_failure_does_not_relabel_committed_import_as_failed(self):
         with patch.object(self.case.service, 'explore_preview', side_effect=ValueError('Unsupported new metadata')):
diff --git a/python/workspace_suggestions.py b/python/workspace_suggestions.py
index 276f849..47fdfaa 100644
--- a/python/workspace_suggestions.py
+++ b/python/workspace_suggestions.py
@@ -161,6 +161,22 @@ def list(self):
             else:
                 status = 'pending'
             item['status'] = status
-        return {'suggestions': list(latest.values()),
+        approvals = {}
+        for event in (self.history.Event & {'project_uuid': self.project_uuid, 'action': 'protocol_dataset_bound'}).to_dicts():
+            payload = event.get('payload') or {}
+            if payload.get('reason') == 'pre_import_baseline_freeze':
+                continue
+            key = (payload.get('protocol_uuid'), payload.get('revision_uuid'))
+            approvals[key] = event.get('occurred_at')
+        approved_history = []
+        seen = set()
+        for row in rows:
+            item = copy.deepcopy(row['summary'])
+            key = (item['protocol_uuid'], item['candidate_revision_uuid'])
+            if key in approvals and key not in seen:
+                item.update(status='applied', approved_at=str(approvals[key]))
+                approved_history.append(item)
+                seen.add(key)
+        return {'approved_history': approved_history, 'suggestions': list(latest.values()),
                 'counts': {status: sum(item['status'] == status for item in latest.values())
                            for status in ('pending', 'applied', 'superseded', 'stale')}}
diff --git a/workspace-app/src/App.jsx b/workspace-app/src/App.jsx
index 9c773a8..7bafbb8 100644
--- a/workspace-app/src/App.jsx
+++ b/workspace-app/src/App.jsx
@@ -85,11 +85,11 @@ function Protocol({id,revision,onChange,onTagFilter,initialRecipe,initialInspect
     <span className="protocol-tree-save" role="status">{treeLayout.save.status==='saving'?'Saving tree…':treeLayout.save.status==='error'?'Tree not saved':treeLayout.save.version>0?'Tree saved':''}</span><span className="protocol-view-scope">{Object.keys(filters).length?`${Object.keys(filters).length} active filters`:'All matching cells'}</span>
   </nav><div className="protocol-workspace-content">{treeLayout.save.status==='error'&&<div className="error" role="alert">Tree layout could not be saved: {treeLayout.save.error}<button onClick={treeLayout.retrySave}>Retry tree save</button></div>}<Status {...protocol} loading={(protocol.loading&&!data)||!treeLayout.ready} error={protocol.error||treeLayout.error} data={treeLayout.ready?data:null} retry={()=>{protocol.reload();treeLayout.reload();}}>{data&&<>{exportOpen&&<ProtocolExportDialog busy={exporting} onClose={()=>setExportOpen(false)} footer={exportFooter}>{exportPanel}</ProtocolExportDialog>}{tab==='inspect'?<Inspector onTagFilter={onTagFilter} key={browseRequest} initialEpochUuid={initialEpoch} initialNavigation={inspectorSession.current} onSessionChange={rememberInspector} onQC={onQC} protocol={data} splitRecipe={splitOrder} onSplitChange={setSplitOrder} cellScope={scope} filters={filters} revision={revision} onChange={onChange} onBack={()=>setTab('overview')} onImport={onImport} onStores={onStores} onExport={()=>setExportOpen(true)}/>:<div className="page"><div className="page-heading"><div><div className="eyebrow">PROTOCOL WORKSPACE</div><h1>{humanize(data.definition?.name)}</h1><p>{data.binding?`Working dataset version ${data.binding.version}. Use Search predicate to compare and apply new source data.`:"A saved query into the project catalog. Inspection decisions stay linked to each epoch."}</p></div><div className="protocol-heading-actions"><button onClick={browseEpochs}><Activity size={15}/> Go to epochs <ArrowRight size={15}/></button><button disabled={refreshing||exporting} onClick={refreshQuery}><RefreshCw size={15} className={refreshing?'spin':''}/> Refresh & compare</button><button className="primary" onClick={()=>setExportOpen(true)}><Download size={15}/> Export</button></div></div>{initialRecipe&&<div className="query-diff"><RefreshCw size={16}/><span>Reused saved query; matching the current catalog. Previous export unchanged.</span></div>}{diff&&<div className="query-diff"><RefreshCw size={16}/><span>{diff.message || (diff.baseline_created?'Saved a comparison baseline.':`Query refreshed: ${typeof diff.diff?.added==='number'?diff.diff.added:diff.diff?.added?.length||0} added · ${typeof diff.diff?.changed==='number'?diff.diff.changed:diff.diff?.changed?.length||0} changed · ${typeof diff.diff?.removed==='number'?diff.diff.removed:diff.diff?.removed?.length||0} no longer matching`)}</span><>{diff.candidate_revision_uuid&&<button onClick={()=>onReviewCandidate(diff.candidate_revision_uuid,id)}>Review update <ArrowRight size={14}/></button>}</><button className="icon-button" aria-label="Dismiss query comparison" onClick={()=>setDiff(null)}><X size={14}/></button></div>}{error&&tab!=='export'&&<div className="error" role="alert">{error}</div>}<SourceEligibilityNotice eligibility={data.source_eligibility} onStores={onStores}/><Suspense fallback={<div className="protocol-infographic" role="status" style={{padding:24}}>Loading dataset summary…</div>}><ProtocolInfographic data={data} revision={revision} onFilter={onTagFilter}/></Suspense><div className="filter-bar"><ListFilter size={16}/><span>Filter results</span><button disabled={exporting} onClick={()=>onRefine(data,filters)}><Search size={14}/> Search predicate</button><select disabled={exporting} aria-label="Filter by cell type" value={filters.cell_type||''} onChange={e=>filter('cell_type',e.target.value)}><option value="">All cell types</option>{(data.filters?.cell_types || [...new Set((data.cells||[]).map(c=>c.cell_type))]).map(x=><option key={x}>{x}</option>)}</select><select disabled={exporting} aria-label="Filter by source group" value={filters.group_label||''} onChange={e=>filter('group_label',e.target.value)}><option value="">All source groups</option>{(data.filters?.group_labels||data.groups||[]).map(x=><option key={typeof x==='string'?x:x?.label || 'unknown'} value={typeof x==='string'?x:x?.label || ''}>{typeof x==='string'?x:x?.label || 'Not recorded'}</option>)}</select>{Object.keys(filters).length>0&&<button className="quiet" disabled={exporting} onClick={()=>{setFilters({});setResult(null);}}>Clear filters</button>}<span className="spacer"/><small>Group labels are original metadata, not inferred drug phases.</small></div><>{suggestionsError&&<div className="error" role="alert">New-data suggestions could not load. <button onClick={onRetrySuggestions}>Retry suggestions</button></div>}{suggestion&&<ProtocolSuggestion key={suggestion.suggestion_uuid || suggestion.candidate_revision_uuid} suggestion={suggestion} onChange={onChange} onReview={onReviewCandidate}/>}<section className="section"><div className="section-heading"><h2>Cells in this protocol</h2><button className="primary" onClick={()=>openCell(null)}>Open inspection <ArrowRight size={15}/></button></div><CellList cells={data.cells} onInspect={openCell} onQC={onQC}/></section><Metadata title="Saved query & provenance" data={{query:data.effective_query || data.definition.query,working_dataset:data.binding,starter_query:data.binding?data.starter_query:undefined,catalog_ref:data.definition.catalog_ref,protocol_uuid:data.definition.protocol_uuid,source:data.definition.last_import_check}}/></></div>}</>}</Status></div></div>;
 }
-function ImportPage({projectId,protocols,sources,onChange,onBack,jobs,suggestions=[],suggestionsError,onRetrySuggestions,onReviewCandidate,onProtocol,queue}) {
+function ImportPage({projectId,protocols,sources,onChange,onBack,jobs,suggestions=[],approvedHistory=[],suggestionsError,onRetrySuggestions,onReviewCandidate,onProtocol,queue}) {
   const jobRecords=Array.isArray(jobs.data?.jobs)?jobs.data.jobs:[];
   const blocked=queue.active;
   const error=queue.error;
-  return <div className="page import-page"><div className="page-heading"><div><div className="eyebrow">ADD TO MAIN CATALOG</div><h1>Import H5s</h1><p>Choose one or more H5 recordings. New imports are copied into this project and verified before parsing.</p></div><div className="ds-heading-actions"><H5Inbox/><button onClick={onBack}><Database size={16}/> View data stores</button></div></div><section className="import-zone" onDragOver={e=>e.preventDefault()} onDrop={e=>{e.preventDefault();queue.enqueue(e.dataTransfer.files);}}><div className="import-icon"><Upload size={27}/></div><h2>Drop Symphony H5 files here</h2><p>Rieke OS keeps a managed copy for lazy loading. Keep the original until the import confirms that its copy is ready. Identical files are recognized even when renamed.</p><label className="button primary">Choose H5 files<input multiple type="file" accept=".h5,.hdf5" disabled={blocked} onChange={e=>{const files=Array.from(e.target.files);e.target.value='';queue.enqueue(files);}} hidden/></label></section>{queue.busy&&<p role="status">Importing one file at a time · {queue.remaining} waiting. Keep this app tab open until the queue finishes.</p>}{error&&<div className="error" role="alert">{error}</div>}{suggestionsError&&<div className="error" role="alert">New-data suggestions could not load. <button onClick={onRetrySuggestions}>Retry suggestions</button></div>}<ImportSuggestions reviewLoading={!!suggestionsError} projectId={projectId} protocols={protocols} sources={sources} jobs={jobs.data?.jobs||[]} suggestions={suggestions} onChange={onChange} onReview={onReviewCandidate} onProtocol={onProtocol}/><section className="section"><div className="section-heading"><h2>Import history</h2><button onClick={()=>{jobs.reload();onChange();}}><RefreshCw size={14}/> Refresh jobs</button></div>{jobs.connectionError&&jobs.data&&<p className="import-check-note" role="status">Connection interrupted. Showing the last confirmed job history; use Refresh jobs to check again.</p>}<Status {...jobs} error={jobs.data?null:jobs.error} retry={jobs.reload}><ImportHistory jobs={jobRecords} observedAt={jobs.observedAt} onStores={onBack}/></Status></section></div>;
+  return <div className="page import-page"><div className="page-heading"><div><div className="eyebrow">ADD TO MAIN CATALOG</div><h1>Import H5s</h1><p>Choose one or more H5 recordings. New imports are copied into this project and verified before parsing.</p></div><div className="ds-heading-actions"><H5Inbox/><button onClick={onBack}><Database size={16}/> View data stores</button></div></div><section className="import-zone" onDragOver={e=>e.preventDefault()} onDrop={e=>{e.preventDefault();queue.enqueue(e.dataTransfer.files);}}><div className="import-icon"><Upload size={27}/></div><h2>Drop Symphony H5 files here</h2><p>Rieke OS keeps a managed copy for lazy loading. Keep the original until the import confirms that its copy is ready. Identical files are recognized even when renamed.</p><label className="button primary">Choose H5 files<input multiple type="file" accept=".h5,.hdf5" disabled={blocked} onChange={e=>{const files=Array.from(e.target.files);e.target.value='';queue.enqueue(files);}} hidden/></label></section>{queue.busy&&<p role="status">Importing one file at a time · {queue.remaining} waiting. Keep this app tab open until the queue finishes.</p>}{error&&<div className="error" role="alert">{error}</div>}{suggestionsError&&<div className="error" role="alert">New-data suggestions could not load. <button onClick={onRetrySuggestions}>Retry suggestions</button></div>}<ImportSuggestions approvedHistory={approvedHistory} reviewLoading={!!suggestionsError} projectId={projectId} protocols={protocols} sources={sources} jobs={jobs.data?.jobs||[]} suggestions={suggestions} onChange={onChange} onReview={onReviewCandidate} onProtocol={onProtocol}/><section className="section"><div className="section-heading"><h2>Import history</h2><button onClick={()=>{jobs.reload();onChange();}}><RefreshCw size={14}/> Refresh jobs</button></div>{jobs.connectionError&&jobs.data&&<p className="import-check-note" role="status">Connection interrupted. Showing the last confirmed job history; use Refresh jobs to check again.</p>}<Status {...jobs} error={jobs.data?null:jobs.error} retry={jobs.reload}><ImportHistory jobs={jobRecords} observedAt={jobs.observedAt} onStores={onBack}/></Status></section></div>;
 }
 function HistoryPage({kind,revision,onReuse}){const [reuseError,setReuseError]=useState(''),[reusing,setReusing]=useState(null);async function reuseExport(exported){const id=exported.dataset_uuid || exported.export_uuid;setReusing(id);setReuseError('');try{const recipe=await api(`/exports/${id}/reuse`);onReuse(recipe);}catch(error){setReuseError(error.message);}finally{setReusing(null);}}const result=useResource(kind==='exports'?'/exports':'/events',revision);return <div className="page"><div className="page-heading"><div><div className="eyebrow">PROJECT RECORD</div><h1>{kind==='exports'?'Project export log':'Activity & logs'}</h1><p>{kind==='exports'?'Saved protocol and one-off search exports. Reuse opens the saved query for review; it never exports automatically.':'A persistent record of imports, tags, review decisions and exports.'}</p></div><button onClick={result.reload}><RefreshCw size={15}/> Refresh</button></div>{kind==='exports'&&<LocalExportFolder path={result.data?.export_directory}/>}{reuseError&&<div className="error" role="alert">{reuseError}</div>}<section className="section"><Status {...result} retry={result.reload}>{kind==='exports'?<div className="saved-exports">{(result.data?.exports || []).length?(result.data.exports).map((e,i)=><div className="saved-export" key={e.dataset_uuid||e.export_uuid||i}>{e.format==='wheeler-sqlite'?<Database size={22}/>:<FileJson size={22}/>}<div><strong>{e.name || e.filename || e.export_uuid}</strong><p>{e.export_scope?.kind==='explorer_candidate'?'One-off search':'Protocol export'} · {time(e.created_at || e.at)} · {number(e.epoch_count ?? e.membership?.length)} epochs · {exportFormatLabel(e.format)}</p><details><summary>Export record & provenance</summary><pre>{JSON.stringify(e,null,2)}</pre></details></div>{(e.dataset_uuid || e.export_uuid)&&<button disabled={reusing!==null} onClick={()=>reuseExport(e)}><RefreshCw size={15} className={reusing===(e.dataset_uuid || e.export_uuid)?'spin':''}/> {e.export_scope?.kind==='explorer_candidate'?'Review & export again':'Reuse query'}</button>}{e.download_url&&<a className="button" href={e.download_url} download><Download size={15}/> {exportDownloadLabel(e.format)}</a>}</div>):<Empty title="No exports saved">Use Search predicate to export a matching selection directly, or export from a protocol workspace.</Empty>}</div>:<ActivityList events={result.data?.events || []}/>}</Status></section></div>;}
 export default function App(){
@@ -136,4 +136,4 @@ export default function App(){
   function searchEpoch(result){if(result.protocol_uuid)openInspection(result.protocol_uuid,result);else openQC(result.cell_uuid,result.epoch_uuid);}
   function searchPredicate(predicate){navigation.go('explore',{explorePredicate:predicate});}
   function changed(){setRevision(x=>x+1);}
-  const data=overview.data;const projectId=registry.data?.current_project_uuid || data?.project?.project_uuid;const registeredProjects=registry.data?.projects || [];const currentProject=registeredProjects.find(project=>project.current)||registeredProjects.find(project=>project.uuid===projectId);const projectName=data?.project?.display_name || currentProject?.name || data?.project?.name || 'Project';useEffect(()=>{document.title=isLauncher?'Rieke OS · Projects':`${projectName} · Rieke OS`;},[projectName,isLauncher]);async function selectProject(project){if(openingProject||!project.available)return;if(project.current){setPage('overview');return;}setOpeningProject(project.name);setProjectError('');try{const result=await api(project.path?'/projects/open-folder':`/projects/${project.uuid}/open`,{method:'POST',body:project.path?{directory:project.path}:{}});if(typeof result.url!=='string')throw new Error('The project service did not return an app URL.');const destination=new URL(result.url,window.location.href);if(!['http:','https:'].includes(destination.protocol)||!['127.0.0.1','localhost','[::1]'].includes(destination.hostname))throw new Error('The project service returned an invalid local URL.');window.location.assign(destination.href);}catch(error){setProjectError(error.message);setOpeningProject(null);}}const setup=<ProjectOnboarding onOpenProject={()=>{setProjectSetup(false);setFolderOpen(true);}} onWorkspaceChanged={registry.reload} registry={registry.data} onSelect={selectProject} onCreated={async project=>{registry.reload();await selectProject(project);}} onCancel={isLauncher?undefined:()=>setProjectSetup(false)} createOnly={false} loading={!!openingProject} error={projectError||registry.error}/>;if(isLauncher)return <main className="project-launcher"><ProjectClosedNotice/>{setup}<div className="launcher-release-tools"><AppUpdates/></div>{folderOpen&&<ProjectFolder preferredRoot={registry.data?.managed_root} onClose={()=>setFolderOpen(false)} onTransferComplete={()=>registry.reload()}/>}</main>;return <AnnotationProfileProvider projectId={projectId}><div className={`app-shell ${hidden?'sidebar-hidden':''}`}><aside className="rail"><div className="app-mark" title="Rieke OS"><img src="/rieke-os-icon.png" alt="Rieke OS" width="38" height="38"/></div><ProjectRail onAddProject={()=>setProjectSetup(true)} projects={registeredProjects} currentProjectUuid={projectId} onSelect={selectProject} loading={registry.loading} disabled={!!openingProject}/><div className="rail-bottom"><AnnotationProfile/></div></aside><aside className="sidebar"><ProjectNavigator onAddProject={()=>setProjectSetup(true)} projects={registeredProjects} currentProjectUuid={projectId} onSelect={selectProject} loading={registry.loading} disabled={!!openingProject} error={projectError || registry.error} onRetry={registry.reload}/><div className="sidebar-main"><button className={page==='overview'?'nav-item active':'nav-item'} onClick={()=>setPage('overview')}><LayoutDashboard size={17}/> Project overview</button><div className="sidebar-primary-actions" role="group" aria-label="Main workflow actions"><button className={page==='explore'?'nav-item active':'nav-item'} title="Filter, compare and apply to a protocol" onClick={()=>explore()}><Search size={17}/> Search predicate</button><button className={['stores','import'].includes(page)?'nav-item active':'nav-item'} title="H5 recordings, lifecycle and source activity" onClick={()=>setPage('stores')}><Database size={17}/> Data stores</button></div>{data?.project?.project_uuid && <ProtocolSidebar key={data.project.project_uuid} projectId={data.project.project_uuid} protocols={data.protocols || []} activeId={page==='protocol'?protocol:null} onNavigate={navigate} suggestions={suggestions} suggestionsError={suggestionsResource.error} onRetrySuggestions={suggestionsResource.reload}/>}<div className="nav-label">PROJECT RECORD</div><button className="nav-item" disabled={!!openingProject||!currentProject} onClick={()=>setFolderOpen(true)}><FolderOpen size={17}/> Project folder</button><button className={`nav-item ${page==='activity'?'active':''}`} onClick={()=>setPage('activity')}><Clock3 size={17}/> Activity & logs</button><button className={`nav-item ${page==='files'?'active':''}`} onClick={()=>setPage('files')}><FolderOpen size={17}/> Project files</button><button className={`nav-item ${page==='exports'?'active':''}`} onClick={()=>setPage('exports')}><Download size={17}/> Export log</button><AppUpdates sidebar/></div><div className="sidebar-footer"><Database size={17}/><div><strong>Main project catalog</strong><small>DataJoint · local source references</small></div><span className="connection-dot"/></div></aside><main className="main-shell"><header className="app-header"><button className="icon-button" aria-label={hidden?'Show sidebar':'Hide sidebar'} title={hidden?'Show sidebar':'Hide sidebar'} onClick={toggle}>{hidden?<PanelLeftOpen size={19}/>:<PanelLeftClose size={19}/>}</button><div className="workspace-history-controls"><button className="icon-button" disabled={!navigation.canBack} onClick={navigation.back} aria-label="Back to previous workspace"><ArrowLeft size={17}/></button><button className="icon-button" disabled={!navigation.canForward} onClick={navigation.forward} aria-label="Forward to next workspace"><ArrowRight size={17}/></button></div><span className="breadcrumb"><button onClick={()=>setPage('overview')} title="Project overview">{projectName}</button> <span>/</span> {page==='protocol'?humanize(data?.protocols?.find(p=>p.protocol_uuid===protocol)?.name):page==='explore'?'Search predicate':page==='import'?'Add data store':page==='stores'?'Data stores':page==='cell-qc'?'Cell QC':humanize(page)}</span><span className="spacer"/><button className="header-predicate-button" onClick={openSearchPredicate}><Search size={16}/> Search predicate</button><GlobalSearch revision={revision} onEpoch={searchEpoch} onCell={result=>openQC(result.cell_uuid,result.epoch_uuid)} onPredicate={searchPredicate}/><span className="local-indicator"><span/> Local workspace</span><ExternalTagSync enabled={projectReady} onChange={changed}/><MetadataRefresh revision={revision} onChange={changed}/></header>{reviewImportJob&&<ImportSuggestions dialogOnly autoOpenJobUuid={reviewImportJob} projectId={projectId} protocols={data?.protocols||[]} sources={data?.sources||[]} jobs={importJobs.data?.jobs||[]} suggestions={suggestionsResource.data?.suggestions||[]} reviewLoading={overview.loading||suggestionsResource.loading||!!suggestionsResource.error} onChange={changed} onReview={reviewCandidate} onProtocol={navigate}/>}<ImportStatusBar monitor={importJobs} transfer={transfer} onOpen={()=>setPage('import')}/><div className="main-content">{folderOpen&&<ProjectFolder preferredRoot={registry.data?.managed_root} project={currentProject} onClose={()=>setFolderOpen(false)} onFiles={()=>setPage('files')}/>}{projectSetup&&<div className="project-setup-overlay" role="dialog" aria-label="Open or create project">{setup}</div>}{openingProject&&<div className="project-switch-status" role="status"><RefreshCw size={14} className="spin"/> Opening {openingProject}…</div>}{projectError&&<div className="project-switch-error" role="alert">{projectError}<button onClick={()=>setProjectError('')} aria-label="Dismiss project error"><X size={14}/></button></div>}{page==='cell-qc'?<CellQC onAnnotationsChanged={changed} onTagFilter={searchPredicate} key={`${route.cell_uuid}:${route.key}`} cellUuid={route.cell_uuid} initialEpochUuid={route.epoch_uuid} session={sessions.current.get(route.key)} onSession={rememberQC} revision={revision} onInspect={searchEpoch} onBack={()=>navigation.canBack?navigation.back():setPage('overview')}/>:page==='stores'?<DataStores importing={importQueue.active} key={route.key} session={sessions.current.get(route.key)||lastStoresSession.current} onSession={rememberStores} revision={revision} onChange={changed} onImport={()=>setPage('import')} onProtocol={navigate} onFiles={()=>setPage('files')} onLogs={()=>setPage('activity')}/>:!data?<Status {...overview} retry={overview.reload}/>:page==='overview'?<Overview data={data} projectName={projectName} onQC={openQC} onProtocol={navigate} onImport={()=>setPage('import')} onExplore={()=>explore()}/>:page==='explore'?<MetadataExplorer initialEditorOpen={route.openEditor} openRequest={predicateOpenRequest} projectId={projectId} onNewSearch={()=>explore(null,{},true)} onExit={()=>explore()} key={route.key} session={sessions.current.get(route.key) || (route.resumeExplorer?lastExplorerSession.current:null)} onSession={rememberExplorer} initialPredicate={explorePredicate} initialRevisionId={exploreRevisionId} initialExportIntent={exploreExportIntent} initialProtocolId={exploreTargetId} onProtocolApplied={protocolApplied} onChange={changed} revision={revision} protocols={data.protocols || []} onInspect={openInspection}/>:page==='protocol'?<Protocol onTagFilter={searchPredicate} key={route.key} onReturnToTree={initialInspection?.fromFilteredTree&&navigation.canBack?navigation.back:undefined} restoreSession={sessions.current.has(route.key)} session={sessions.current.get(route.key) || protocolSessions.current.get(protocol)} onSession={rememberProtocol} onQC={openQC} onReuse={navigate} suggestion={suggestions.find(item=>item.protocol_uuid===protocol)} suggestionsError={suggestionsResource.error} onRetrySuggestions={suggestionsResource.reload} initialRecipe={initialRecipe} initialInspection={initialInspection} onRefine={explore} onReviewCandidate={reviewCandidate} onStores={()=>setPage('stores')} id={protocol} revision={revision} onChange={changed} onImport={()=>setPage('import')}/>:page==='activity'?<MasterLog revision={revision} onProtocol={navigate}/>:page==='files'?<ProjectFiles onStores={()=>setPage('stores')}/>:page==='import'?<ImportPage queue={importQueue} projectId={projectId} protocols={data.protocols||[]} sources={data.sources||[]} onChange={changed} onBack={()=>setPage('stores')} jobs={importJobs} suggestions={suggestionsResource.data?.suggestions||[]} suggestionsError={suggestionsResource.error} onRetrySuggestions={suggestionsResource.reload} onReviewCandidate={reviewCandidate} onProtocol={navigate}/>:<HistoryPage kind={page} revision={revision} onReuse={reuseSavedExport}/>}</div><footer className="app-footer"><span><ShieldCheck size={12}/> Source files preserved · stable epoch identities</span><span>Metadata first. Traces loaded on demand.</span></footer></main></div></AnnotationProfileProvider>;}
+  const data=overview.data;const projectId=registry.data?.current_project_uuid || data?.project?.project_uuid;const registeredProjects=registry.data?.projects || [];const currentProject=registeredProjects.find(project=>project.current)||registeredProjects.find(project=>project.uuid===projectId);const projectName=data?.project?.display_name || currentProject?.name || data?.project?.name || 'Project';useEffect(()=>{document.title=isLauncher?'Rieke OS · Projects':`${projectName} · Rieke OS`;},[projectName,isLauncher]);async function selectProject(project){if(openingProject||!project.available)return;if(project.current){setPage('overview');return;}setOpeningProject(project.name);setProjectError('');try{const result=await api(project.path?'/projects/open-folder':`/projects/${project.uuid}/open`,{method:'POST',body:project.path?{directory:project.path}:{}});if(typeof result.url!=='string')throw new Error('The project service did not return an app URL.');const destination=new URL(result.url,window.location.href);if(!['http:','https:'].includes(destination.protocol)||!['127.0.0.1','localhost','[::1]'].includes(destination.hostname))throw new Error('The project service returned an invalid local URL.');window.location.assign(destination.href);}catch(error){setProjectError(error.message);setOpeningProject(null);}}const setup=<ProjectOnboarding onOpenProject={()=>{setProjectSetup(false);setFolderOpen(true);}} onWorkspaceChanged={registry.reload} registry={registry.data} onSelect={selectProject} onCreated={async project=>{registry.reload();await selectProject(project);}} onCancel={isLauncher?undefined:()=>setProjectSetup(false)} createOnly={false} loading={!!openingProject} error={projectError||registry.error}/>;if(isLauncher)return <main className="project-launcher"><ProjectClosedNotice/>{setup}<div className="launcher-release-tools"><AppUpdates/></div>{folderOpen&&<ProjectFolder preferredRoot={registry.data?.managed_root} onClose={()=>setFolderOpen(false)} onTransferComplete={()=>registry.reload()}/>}</main>;return <AnnotationProfileProvider projectId={projectId}><div className={`app-shell ${hidden?'sidebar-hidden':''}`}><aside className="rail"><div className="app-mark" title="Rieke OS"><img src="/rieke-os-icon.png" alt="Rieke OS" width="38" height="38"/></div><ProjectRail onAddProject={()=>setProjectSetup(true)} projects={registeredProjects} currentProjectUuid={projectId} onSelect={selectProject} loading={registry.loading} disabled={!!openingProject}/><div className="rail-bottom"><AnnotationProfile/></div></aside><aside className="sidebar"><ProjectNavigator onAddProject={()=>setProjectSetup(true)} projects={registeredProjects} currentProjectUuid={projectId} onSelect={selectProject} loading={registry.loading} disabled={!!openingProject} error={projectError || registry.error} onRetry={registry.reload}/><div className="sidebar-main"><button className={page==='overview'?'nav-item active':'nav-item'} onClick={()=>setPage('overview')}><LayoutDashboard size={17}/> Project overview</button><div className="sidebar-primary-actions" role="group" aria-label="Main workflow actions"><button className={page==='explore'?'nav-item active':'nav-item'} title="Filter, compare and apply to a protocol" onClick={()=>explore()}><Search size={17}/> Search predicate</button><button className={['stores','import'].includes(page)?'nav-item active':'nav-item'} title="H5 recordings, lifecycle and source activity" onClick={()=>setPage('stores')}><Database size={17}/> Data stores</button></div>{data?.project?.project_uuid && <ProtocolSidebar key={data.project.project_uuid} projectId={data.project.project_uuid} protocols={data.protocols || []} activeId={page==='protocol'?protocol:null} onNavigate={navigate} suggestions={suggestions} suggestionsError={suggestionsResource.error} onRetrySuggestions={suggestionsResource.reload}/>}<div className="nav-label">PROJECT RECORD</div><button className="nav-item" disabled={!!openingProject||!currentProject} onClick={()=>setFolderOpen(true)}><FolderOpen size={17}/> Project folder</button><button className={`nav-item ${page==='activity'?'active':''}`} onClick={()=>setPage('activity')}><Clock3 size={17}/> Activity & logs</button><button className={`nav-item ${page==='files'?'active':''}`} onClick={()=>setPage('files')}><FolderOpen size={17}/> Project files</button><button className={`nav-item ${page==='exports'?'active':''}`} onClick={()=>setPage('exports')}><Download size={17}/> Export log</button><AppUpdates sidebar/></div><div className="sidebar-footer"><Database size={17}/><div><strong>Main project catalog</strong><small>DataJoint · local source references</small></div><span className="connection-dot"/></div></aside><main className="main-shell"><header className="app-header"><button className="icon-button" aria-label={hidden?'Show sidebar':'Hide sidebar'} title={hidden?'Show sidebar':'Hide sidebar'} onClick={toggle}>{hidden?<PanelLeftOpen size={19}/>:<PanelLeftClose size={19}/>}</button><div className="workspace-history-controls"><button className="icon-button" disabled={!navigation.canBack} onClick={navigation.back} aria-label="Back to previous workspace"><ArrowLeft size={17}/></button><button className="icon-button" disabled={!navigation.canForward} onClick={navigation.forward} aria-label="Forward to next workspace"><ArrowRight size={17}/></button></div><span className="breadcrumb"><button onClick={()=>setPage('overview')} title="Project overview">{projectName}</button> <span>/</span> {page==='protocol'?humanize(data?.protocols?.find(p=>p.protocol_uuid===protocol)?.name):page==='explore'?'Search predicate':page==='import'?'Add data store':page==='stores'?'Data stores':page==='cell-qc'?'Cell QC':humanize(page)}</span><span className="spacer"/><button className="header-predicate-button" onClick={openSearchPredicate}><Search size={16}/> Search predicate</button><GlobalSearch revision={revision} onEpoch={searchEpoch} onCell={result=>openQC(result.cell_uuid,result.epoch_uuid)} onPredicate={searchPredicate}/><span className="local-indicator"><span/> Local workspace</span><ExternalTagSync enabled={projectReady} onChange={changed}/><MetadataRefresh revision={revision} onChange={changed}/></header>{reviewImportJob&&<ImportSuggestions approvedHistory={suggestionsResource.data?.approved_history||[]} dialogOnly autoOpenJobUuid={reviewImportJob} projectId={projectId} protocols={data?.protocols||[]} sources={data?.sources||[]} jobs={importJobs.data?.jobs||[]} suggestions={suggestionsResource.data?.suggestions||[]} reviewLoading={overview.loading||suggestionsResource.loading||!!suggestionsResource.error} onChange={changed} onReview={reviewCandidate} onProtocol={navigate}/>}<ImportStatusBar monitor={importJobs} transfer={transfer} onOpen={()=>setPage('import')}/><div className="main-content">{folderOpen&&<ProjectFolder preferredRoot={registry.data?.managed_root} project={currentProject} onClose={()=>setFolderOpen(false)} onFiles={()=>setPage('files')}/>}{projectSetup&&<div className="project-setup-overlay" role="dialog" aria-label="Open or create project">{setup}</div>}{openingProject&&<div className="project-switch-status" role="status"><RefreshCw size={14} className="spin"/> Opening {openingProject}…</div>}{projectError&&<div className="project-switch-error" role="alert">{projectError}<button onClick={()=>setProjectError('')} aria-label="Dismiss project error"><X size={14}/></button></div>}{page==='cell-qc'?<CellQC onAnnotationsChanged={changed} onTagFilter={searchPredicate} key={`${route.cell_uuid}:${route.key}`} cellUuid={route.cell_uuid} initialEpochUuid={route.epoch_uuid} session={sessions.current.get(route.key)} onSession={rememberQC} revision={revision} onInspect={searchEpoch} onBack={()=>navigation.canBack?navigation.back():setPage('overview')}/>:page==='stores'?<DataStores importing={importQueue.active} key={route.key} session={sessions.current.get(route.key)||lastStoresSession.current} onSession={rememberStores} revision={revision} onChange={changed} onImport={()=>setPage('import')} onProtocol={navigate} onFiles={()=>setPage('files')} onLogs={()=>setPage('activity')}/>:!data?<Status {...overview} retry={overview.reload}/>:page==='overview'?<Overview data={data} projectName={projectName} onQC={openQC} onProtocol={navigate} onImport={()=>setPage('import')} onExplore={()=>explore()}/>:page==='explore'?<MetadataExplorer initialEditorOpen={route.openEditor} openRequest={predicateOpenRequest} projectId={projectId} onNewSearch={()=>explore(null,{},true)} onExit={()=>explore()} key={route.key} session={sessions.current.get(route.key) || (route.resumeExplorer?lastExplorerSession.current:null)} onSession={rememberExplorer} initialPredicate={explorePredicate} initialRevisionId={exploreRevisionId} initialExportIntent={exploreExportIntent} initialProtocolId={exploreTargetId} onProtocolApplied={protocolApplied} onChange={changed} revision={revision} protocols={data.protocols || []} onInspect={openInspection}/>:page==='protocol'?<Protocol onTagFilter={searchPredicate} key={route.key} onReturnToTree={initialInspection?.fromFilteredTree&&navigation.canBack?navigation.back:undefined} restoreSession={sessions.current.has(route.key)} session={sessions.current.get(route.key) || protocolSessions.current.get(protocol)} onSession={rememberProtocol} onQC={openQC} onReuse={navigate} suggestion={suggestions.find(item=>item.protocol_uuid===protocol)} suggestionsError={suggestionsResource.error} onRetrySuggestions={suggestionsResource.reload} initialRecipe={initialRecipe} initialInspection={initialInspection} onRefine={explore} onReviewCandidate={reviewCandidate} onStores={()=>setPage('stores')} id={protocol} revision={revision} onChange={changed} onImport={()=>setPage('import')}/>:page==='activity'?<MasterLog revision={revision} onProtocol={navigate}/>:page==='files'?<ProjectFiles onStores={()=>setPage('stores')}/>:page==='import'?<ImportPage queue={importQueue} projectId={projectId} protocols={data.protocols||[]} sources={data.sources||[]} onChange={changed} onBack={()=>setPage('stores')} jobs={importJobs} suggestions={suggestionsResource.data?.suggestions||[]} approvedHistory={suggestionsResource.data?.approved_history||[]} suggestionsError={suggestionsResource.error} onRetrySuggestions={suggestionsResource.reload} onReviewCandidate={reviewCandidate} onProtocol={navigate}/>:<HistoryPage kind={page} revision={revision} onReuse={reuseSavedExport}/>}</div><footer className="app-footer"><span><ShieldCheck size={12}/> Source files preserved · stable epoch identities</span><span>Metadata first. Traces loaded on demand.</span></footer></main></div></AnnotationProfileProvider>;}
diff --git a/workspace-app/src/components/ProtocolSuggestion.css b/workspace-app/src/components/ProtocolSuggestion.css
index 67ff53e..e567b09 100644
--- a/workspace-app/src/components/ProtocolSuggestion.css
+++ b/workspace-app/src/components/ProtocolSuggestion.css
@@ -6,3 +6,50 @@
 .import-compare-cards{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0 16px}.import-compare-card{border:1px solid #e3dce9;border-radius:10px;background:#fbf9fd;padding:13px 15px}.import-compare-card header{display:flex;align-items:center;gap:8px;color:#725887}.import-compare-card header strong{font-size:12px;flex:1}.import-compare-card header>span{font-size:11px;background:#e7f3ec;color:#386a50;border-radius:12px;padding:4px 7px}.import-compare-card header>span.is-removal{background:#faeaea;color:#a05b58}.import-before-after{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:15px}.import-before-after>div{min-width:0}.import-before-after>div:last-child{text-align:right}.import-before-after small{display:block;font-size:10px;color:#94839e;margin-bottom:4px}.import-before-after strong{font-size:26px;font-weight:600;letter-spacing:-.6px;color:#66546f}.import-before-after>div:last-child strong{color:#356d53}.import-before-after>svg{color:#a99ab4;flex-shrink:0}.import-membership-comparison{display:grid;gap:8px}.import-membership-comparison>div{display:grid;grid-template-columns:60px 1fr;gap:8px;align-items:center}.import-membership-comparison>div>span{font-size:10px;color:#8c7a98}.import-membership-bar i.removed,.import-membership-caption i.removed{background:#d7938d}.import-cell-preview{margin-top:17px;border-top:1px solid #eee8f2;padding-top:12px}.import-cell-preview h4{display:flex;align-items:center;gap:7px;font-size:11px;color:#81708e;margin:0 0 9px}.import-cell-preview-row{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid #f1edf4}.import-cell-preview-row>div{flex:1;min-width:0}.import-cell-preview-row strong{font-size:12px;color:#66536f}.import-cell-preview-row small{display:block;font-size:10px;color:#96869f;margin-top:3px}.import-cell-change-icon{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:8px;background:#eaf4ee;color:#4b8967;flex-shrink:0}.import-cell-preview-row.updated .import-cell-change-icon{background:#efe9f6;color:#8b6b9e}.import-cell-preview-row.removed .import-cell-change-icon{background:#f9eae8;color:#ac6b65}.import-cell-preview-row>span:last-child{display:flex;align-items:center;gap:6px;font-size:11px;color:#7b6988}.import-cell-preview>small{display:block;margin-top:9px;color:#998bA1;font-size:10px}.import-comparison-context{display:flex;flex-wrap:wrap;gap:13px;margin-top:14px;color:#93819e;font-size:10px}.import-comparison-context>span{display:flex;gap:5px;align-items:center}@media(max-width:540px){.import-compare-cards{grid-template-columns:1fr}.import-before-after strong{font-size:23px}.import-cell-preview-row{flex-wrap:wrap}}
 
 .import-readiness{overflow:clip}.import-readiness-heading{position:sticky;top:0;z-index:2;padding:16px 24px}.import-heading-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}.import-heading-actions>.primary{white-space:nowrap}.import-review-dialog>header{position:sticky;top:0;z-index:5;background:#fff;border-bottom:1px solid #e7e0ec}.import-review-dialog .import-readiness-heading{position:static}@media(max-width:650px){.import-heading-actions{gap:8px;flex-wrap:wrap}.import-ready-total{white-space:normal}.import-readiness-heading{align-items:flex-start}.import-review-dialog>header p{display:none}}
+
+/* Keep review content inside consistent gutters, including empty states/history. */
+.import-review-dialog{box-sizing:border-box;width:min(960px,calc(100vw - 48px));max-height:calc(100dvh - 48px);overflow-x:hidden;scrollbar-gutter:stable}
+.import-review-dialog .import-readiness{margin:20px;border:1px solid #e5dfea;border-radius:12px}
+.import-review-dialog>header{padding:22px 24px;flex-wrap:wrap}
+.import-review-dialog>header>div:first-child{flex:1;min-width:220px}
+.import-review-dialog>footer{position:sticky;bottom:0;background:var(--surface,#fff);z-index:4}
+.import-readiness-heading>div:first-child{min-width:0;flex:1}
+.import-readiness-heading h2{line-height:1.35;overflow-wrap:anywhere}
+.import-readiness-heading h2>svg{flex-shrink:0}
+.import-readiness-heading .import-heading-actions{flex-shrink:1;min-width:0}
+.import-ready-total{white-space:normal;line-height:1.45;text-align:center}
+.import-source-summary{flex-wrap:wrap;gap:12px 20px;padding:20px 24px;line-height:1.55}
+.import-source-summary>svg{flex-shrink:0}
+.import-source-summary>div{flex:1 1 220px;min-width:0;overflow-wrap:anywhere}
+.import-source-summary>span{flex:0 1 auto}
+.import-source-summary .import-checked{margin-left:auto}
+.import-review-empty{margin:20px 24px;padding:14px 16px;background:#f7f5f9;border-radius:8px;color:var(--ink-secondary);line-height:1.5}
+.import-approved-entry{margin:10px 0;border:1px solid #e5dfea;border-radius:9px;padding:0 14px;background:#fff}
+.import-approved-entry>summary{display:flex;align-items:center;gap:8px;cursor:pointer;padding:14px 0;font-size:12px;line-height:1.6;color:var(--ink-secondary);overflow-wrap:anywhere}
+.import-approved-entry>summary>svg{flex-shrink:0;color:#497554}
+.import-approved-entry[open]>summary{border-bottom:1px solid #eee8f2;margin-bottom:14px}
+.import-ready-protocol{padding:20px;margin-bottom:16px}
+.protocol-new-data-heading{flex-wrap:wrap;row-gap:10px}
+.protocol-new-data-heading>div{flex:1 1 160px}
+.import-ready-state{flex-shrink:0}
+.import-compare-card{min-width:0;padding:16px}
+.import-compare-card header{flex-wrap:wrap}
+.import-compare-card header>span{margin-left:auto}
+.import-before-after{gap:10px}
+.import-before-after strong{font-size:clamp(20px,3vw,26px);overflow-wrap:anywhere}
+.import-before-after small{line-height:1.5}
+.import-page .page-heading,.data-stores .page-heading{flex-wrap:wrap;gap:20px}
+.import-page .page-heading>div:first-child,.data-stores .page-heading>div:first-child{flex:1 1 340px;min-width:0}
+.ds-heading-actions{flex-wrap:wrap;justify-content:flex-end;max-width:100%}
+@media(max-width:650px){
+  .import-review-dialog{width:calc(100vw - 24px);max-height:calc(100dvh - 24px)}
+  .import-review-dialog .import-readiness{margin:12px}
+  .import-review-dialog>header,.import-review-dialog>footer{padding:16px}
+  .import-readiness-heading{flex-direction:column;padding:18px}
+  .import-source-summary{padding:18px}
+  .import-priority-group,.import-other-protocols,.import-review-empty{margin:18px}
+  .import-approved-entry{padding:0 10px}
+  .import-ready-protocol{padding:16px}
+  .import-compare-cards{grid-template-columns:1fr}
+  .ds-heading-actions{justify-content:flex-start}
+}
diff --git a/workspace-app/src/components/ProtocolSuggestion.jsx b/workspace-app/src/components/ProtocolSuggestion.jsx
index 8c364cf..32f7fa0 100644
--- a/workspace-app/src/components/ProtocolSuggestion.jsx
+++ b/workspace-app/src/components/ProtocolSuggestion.jsx
@@ -8,7 +8,7 @@ import './ProtocolSuggestion.css';
 import {datedCellLabel} from '../recordingIdentity.js';
 import {importReadiness,suggestionDates} from '../importReadiness.js';
 
-export default function ProtocolSuggestion({suggestion,onChange,onReview,onProtocol,importView=false,disabled=false,approvalSignal=0,onBusyChange}){
+export default function ProtocolSuggestion({suggestion,onChange,onReview,onProtocol,importView=false,disabled=false,approvalSignal=0,onBusyChange,onApproved}){
   const [comparison,setComparison]=useState(null),[busy,setBusy]=useState(false),[error,setError]=useState(''),[message,setMessage]=useState(''),[applied,setApplied]=useState(false);
   const lastSignal=useRef(approvalSignal);
   useEffect(()=>{if(approvalSignal!==lastSignal.current){lastSignal.current=approvalSignal;if(approvalSignal>0)void add();}},[approvalSignal]);
@@ -21,7 +21,7 @@ export default function ProtocolSuggestion({suggestion,onChange,onReview,onProto
     try{
       const result=await approveProtocolSuggestion(suggestion,shown,api);
       if(!result.applied){setComparison(result.comparison);setMessage('The dataset or inspection state changed. Review this refreshed comparison, then approve it individually.');return;}
-      setApplied(true);setMessage('Approved. The saved dataset in this sidebar protocol is updated. Open it to inspect the new epochs; no export file was created.');onChange?.();
+      setApplied(true);onApproved?.(suggestion.candidate_revision_uuid);setMessage('Approved. The saved dataset in this sidebar protocol is updated. Open it to inspect the new epochs; no export file was created.');onChange?.();
     }catch(error){setError(error.message);}finally{setBusy(false);onBusyChange?.(false);}
   }
   const removing=(shown.diff_counts?.removed || 0)>0;
@@ -48,25 +48,32 @@ function ReadinessVisual({suggestion,applied=false}){
 }
 
 function readPins(projectId){try{return JSON.parse(localStorage.getItem(`rieke-os.sidebar.protocols.v1.${projectId}`))||{};}catch{return {};}}
-export function ImportSuggestions({suggestions=[],protocols=[],projectId,sources=[],jobs=[],onReview,onProtocol,onChange,autoOpenJobUuid=null,dialogOnly=false,reviewLoading=false}){
+export function ImportSuggestions({suggestions=[],approvedHistory=[],protocols=[],projectId,sources=[],jobs=[],onReview,onProtocol,onChange,autoOpenJobUuid=null,dialogOnly=false,reviewLoading=false}){
   const [preferences,setPreferences]=useState(()=>readPins(projectId));
   const [approvalBatch,setApprovalBatch]=useState({sequence:0,revisions:[]}),[busyCount,setBusyCount]=useState(0),[open,setOpen]=useState(false);
-  const dialogRef=useRef(null);
+  const dialogRef=useRef(null),reviewHadPending=useRef(false);
+  const [approvedHere,setApprovedHere]=useState([]);
   const busy=busyCount>0;
   function busyChanged(value){setBusyCount(count=>Math.max(0,count+(value?1:-1)));}
   useEffect(()=>{const update=()=>setPreferences(readPins(projectId));update();window.addEventListener('storage',update);window.addEventListener('rieke-protocol-shortcuts-changed',update);return()=>{window.removeEventListener('storage',update);window.removeEventListener('rieke-protocol-shortcuts-changed',update);};},[projectId]);
-  const model=importReadiness({suggestions,protocols,preferences});
+  const current=suggestions.map(item=>approvedHere.includes(item.candidate_revision_uuid)?{...item,status:'applied'}:item);
+  const model=importReadiness({suggestions:current.filter(item=>item.status!=='applied'),protocols,preferences});
+  const past=[...new Map([...current.filter(item=>item.status==='applied'),...approvedHistory].map(item=>[item.candidate_revision_uuid,item])).values()];
+  const reviewPending=model.ready>0||model.stale>0;
+  useEffect(()=>{if(!open){reviewHadPending.current=false;return;}if(reviewPending)reviewHadPending.current=true;else if(reviewHadPending.current&&!busy&&!reviewLoading)setOpen(false);},[open,reviewPending,busy,reviewLoading]);
   const latest=(autoOpenJobUuid&&jobs.find(job=>job.job_uuid===autoOpenJobUuid))||[...jobs].filter(job=>job&&(['complete','completed','success'].includes(job.status)||(job.status==='complete_with_warnings'&&job.catalog_committed===true))).sort((a,b)=>String(b.finished_at).localeCompare(String(a.finished_at)))[0];
   const catalogDelta=latest?.catalog_delta||latest?.progress?.catalog_delta;
   const source=sources.find(item=>item.source_sha256===latest?.source_sha256)||(latest?{filename:latest.source?.split?.('/').pop()||latest.filename||'Imported recording',counts:latest.progress?.counts}:null);
   useEffect(()=>{if(autoOpenJobUuid)setOpen(true);},[autoOpenJobUuid]);
   useEffect(()=>{if(open&&!dialogRef.current?.open)dialogRef.current?.showModal();else if(!open&&dialogRef.current?.open)dialogRef.current.close();},[open,latest?.job_uuid,suggestions.length]);
   if(!suggestions.length&&!latest)return null;
-  const render=item=><ProtocolSuggestion key={`${item.protocol_uuid}:${item.candidate_revision_uuid}`} suggestion={item} onChange={onChange} onProtocol={id=>{setOpen(false);onProtocol?.(id);}} onReview={(...args)=>{setOpen(false);onReview?.(...args);}} importView disabled={busy||reviewLoading} approvalSignal={approvalBatch.revisions.includes(item.candidate_revision_uuid)?approvalBatch.sequence:0} onBusyChange={busyChanged}/>;
+  const render=item=><ProtocolSuggestion key={`${item.protocol_uuid}:${item.candidate_revision_uuid}`} suggestion={item} onChange={onChange} onProtocol={id=>{setOpen(false);onProtocol?.(id);}} onReview={(...args)=>{setOpen(false);onReview?.(...args);}} importView disabled={busy||reviewLoading} approvalSignal={approvalBatch.revisions.includes(item.candidate_revision_uuid)?approvalBatch.sequence:0} onBusyChange={busyChanged} onApproved={id=>setApprovedHere(previous=>previous.includes(id)?previous:[...previous,id])}/>;
   const approveAll=<button className="primary" disabled={busy||reviewLoading||!model.pinnedReady} onClick={()=>setApprovalBatch(value=>({sequence:value.sequence+1,revisions:model.pinnedPending.map(item=>item.candidate_revision_uuid)}))}>{busy?<LoaderCircle size={15} className="spin"/>:<Check size={15}/>} {busy?'Checking updates…':'Approve All'}</button>;
   const summary=<section className="import-readiness" aria-label="Import readiness summary"><header className="import-readiness-heading"><div><div className="eyebrow">IMPORT REVIEW</div><h2><FileCheck2 size={23}/> {model.pinnedReady>0?'Review your pinned protocol updates.':'Protocol matching summary.'}</h2><p>Review the catalog import, then approve matching data for your pinned protocols.</p></div><div className="import-heading-actions">{!open&&approveAll}<span className="import-ready-total">{model.pinnedReady} pinned updates pending{model.added>0?` · ${model.added} approved`:''}{model.stale>0?` · ${model.stale} need refresh`:''}</span></div></header>{source&&<div className="import-source-summary"><Database size={21}/><div><strong>{source.filename}</strong><small>Latest completed import · {time(latest.finished_at)}</small></div><span><strong>{number(source.counts?.cells)}</strong> cells in imported source</span><span><strong>{number(source.counts?.epochs)}</strong> epochs in imported source</span><span className="import-checked"><Check size={14}/> Imported</span></div>}{catalogDelta&&<div className="import-catalog-delta" aria-label="Added to overall data store"><h3><Database size={16}/> Added to the overall data store</h3><div>{[['sources_added','recordings'],['cells_added','cells'],['epochs_added','epochs'],['protocol_types_added','protocol types']].filter(([key])=>Number.isInteger(catalogDelta[key])).map(([key,label])=><span key={key}><strong>+{number(catalogDelta[key])}</strong> {label}</span>)}</div><p>New catalog records from this import. Protocol updates below are approved separately.</p></div>}{latest?.recording_storage?.verified&&latest?.recording_storage?.original_removal_safe&&<p className="import-managed-copy"><Check size={15}/> Saved a verified copy in this project. You can remove the original H5 from Downloads; keep the project copy.</p>}{latest?.warnings?.length>0&&<p className="error">Some post-import checks need attention. See import diagnostics below.</p>}
-  {reviewLoading&&<p className="import-managed-copy" role="status"><LoaderCircle size={15} className="spin"/> Refreshing catalog totals and protocol matches…</p>}{model.pinned.length>0&&<div className="import-priority-group"><h3><Pin size={14}/> Pinned protocols · {model.pinnedReady} pending</h3>{model.pinned.map(({protocol,suggestion})=>suggestion?render(suggestion):<div className="import-no-match" key={protocol.protocol_uuid}><div><strong>{humanize(protocol.name)}</strong><small>No saved comparison is available. Open the protocol and Refresh & compare to check for updates.</small></div><button onClick={()=>onProtocol(protocol.protocol_uuid)}>Open protocol <ArrowRight size={13}/></button></div>)}</div>}
-  {model.other.length>0&&<details className="import-other-protocols" open={!model.pinned.some(row=>row.suggestion?.status==='pending')}><summary>{model.pinned.length?'Other saved protocols':'Saved protocol matches'} <span>{model.other.length}</span></summary>{model.other.map(render)}</details>}
+  {reviewLoading&&<p className="import-managed-copy" role="status"><LoaderCircle size={15} className="spin"/> Refreshing catalog totals and protocol matches…</p> }{model.pinned.some(row=>row.suggestion)&&<div className="import-priority-group"><h3><Pin size={14}/> Pinned protocols · {model.pinnedReady} pending</h3>{model.pinned.filter(row=>row.suggestion).map(row=>render(row.suggestion))}</div>}
+  {model.other.length>0&&<div className="import-priority-group"><h3>Other pending updates · {model.other.length}</h3>{model.other.map(render)}</div>}
+  {!model.ready&&!model.stale&&<p className="import-review-empty" role="status">No unapproved protocol updates.</p>}
+  {past.length>0&&<details className="import-other-protocols"><summary>Approved updates <span>{past.length}</span></summary>{past.map(item=><details key={item.candidate_revision_uuid} className="import-approved-entry"><summary><CheckCircle2 size={15}/> {humanize(item.protocol_name)} · {item.source_filename} · Approved {time(item.approved_at||item.created_at)}</summary>{render(item)}</details>)}</details>}
 <p className="import-readiness-footnote">Approval updates the existing sidebar protocol’s saved dataset and records its query and changes. It does not create or replace an export file. Open the protocol to inspect and tag epochs. Cells may appear in more than one protocol.</p></section>;
-  return <>{!dialogOnly&&<div className="import-review-launcher"><FileCheck2 size={18}/><span>{latest?'Import complete · review added data and protocol matches':'Protocol updates ready for review'}</span><button onClick={()=>setOpen(true)}>Review import</button></div>}{!dialogOnly&&!open&&summary}<dialog ref={dialogRef} className="import-review-dialog" onCancel={event=>{if(busy)event.preventDefault();else setOpen(false);}} onClose={()=>setOpen(false)} aria-labelledby="import-review-title"><header><div><h2 id="import-review-title">Review imported data</h2><p>Closing this review leaves unapproved protocol updates pending.</p></div><div className="import-heading-actions">{approveAll}<button className="icon-button" disabled={busy} aria-label="Close import review" onClick={()=>setOpen(false)}><X size={18}/></button></div></header>{open&&summary}<footer><button disabled={busy} onClick={()=>setOpen(false)}>Done reviewing</button></footer></dialog></>;
+  return <>{!dialogOnly&&<div className="import-review-launcher"><FileCheck2 size={18}/><span>{reviewPending?'Protocol updates ready for review':latest?'Import complete · review saved':'Import review'}</span><button onClick={()=>setOpen(true)}>Review import</button></div>}<dialog ref={dialogRef} className="import-review-dialog" onCancel={event=>{if(busy)event.preventDefault();else setOpen(false);}} onClose={()=>setOpen(false)} aria-labelledby="import-review-title"><header><div><h2 id="import-review-title">Review imported data</h2><p>Closing this review leaves unapproved protocol updates pending.</p></div><div className="import-heading-actions">{approveAll}<button className="icon-button" disabled={busy} aria-label="Close import review" onClick={()=>setOpen(false)}><X size={18}/></button></div></header>{open&&summary}<footer><button disabled={busy} onClick={()=>setOpen(false)}>Done reviewing</button></footer></dialog></>;
 }