Harden raster detection manifest handoff

frontend/src/components/datasets/DatasetDetailPanel.tsx

@@ -5,6 +5,7 @@ import type {
   RasterMetadataResponse,
   RasterPreviewResponse,
   RasterStatsResponse,
+  RasterTileHandoff,
   VectorSummary,
 } from '../../types'
 import { RasterControls } from './RasterControls'
@@ -20,6 +21,7 @@ export interface DatasetDetailPanelProps {
   selectedRasterStats: RasterStatsResponse | null
   rasterPreview: RasterPreviewResponse | null
   latestRasterTileManifestPath: string
+  latestRasterTileManifest: RasterTileHandoff | null
   rasterUnavailableMessage: string | null
   selectedClipAreaId: string
   selectedIntersectTargetId: string
@@ -104,6 +106,7 @@ export function DatasetDetailPanel({
   selectedRasterStats,
   rasterPreview,
   latestRasterTileManifestPath,
+  latestRasterTileManifest,
   rasterUnavailableMessage,
   selectedClipAreaId,
   selectedIntersectTargetId,
@@ -178,6 +181,7 @@ export function DatasetDetailPanel({
               selectedRasterStats={selectedRasterStats}
               rasterPreview={rasterPreview}
               latestRasterTileManifestPath={latestRasterTileManifestPath}
+              latestRasterTileManifest={latestRasterTileManifest}
               rasterUnavailableMessage={rasterUnavailableMessage}
               selectedClipAreaId={selectedClipAreaId}
               rasterTileSize={rasterTileSize}

frontend/src/components/datasets/RasterControls.tsx

@@ -1,4 +1,4 @@
-import type { AreaRead, RasterMetadataResponse, RasterPreviewResponse, RasterStatsResponse } from '../../types'
+import type { AreaRead, RasterMetadataResponse, RasterPreviewResponse, RasterStatsResponse, RasterTileHandoff } from '../../types'
 
 interface RasterControlsProps {
   areas: AreaRead[]
@@ -7,6 +7,7 @@ interface RasterControlsProps {
   selectedRasterStats: RasterStatsResponse | null
   rasterPreview: RasterPreviewResponse | null
   latestRasterTileManifestPath: string
+  latestRasterTileManifest: RasterTileHandoff | null
   rasterUnavailableMessage: string | null
   selectedClipAreaId: string
   rasterTileSize: number
@@ -61,6 +62,7 @@ export function RasterControls({
   selectedRasterStats,
   rasterPreview,
   latestRasterTileManifestPath,
+  latestRasterTileManifest,
   rasterUnavailableMessage,
   selectedClipAreaId,
   rasterTileSize,
@@ -167,11 +169,41 @@ export function RasterControls({
             {latestRasterTileManifestPath ||
               'No tile manifest generated yet. Generate tiles before handing this raster to Detection Lab.'}
           </p>
-          <button type="button" onClick={onUseTileManifestForDetection} disabled={!latestRasterTileManifestPath}>
-            Use in Detection Lab
+          {latestRasterTileManifest ? (
+            <dl className="raster-manifest-details">
+              <div>
+                <dt>Tile count</dt>
+                <dd>{latestRasterTileManifest.count ?? 'n/a'}</dd>
+              </div>
+              <div>
+                <dt>Tile size</dt>
+                <dd>{latestRasterTileManifest.tile_size ?? 'n/a'}</dd>
+              </div>
+              <div>
+                <dt>Overlap</dt>
+                <dd>{latestRasterTileManifest.overlap ?? 'n/a'}</dd>
+              </div>
+              <div>
+                <dt>Tile set</dt>
+                <dd>{latestRasterTileManifest.tile_set_id ?? 'n/a'}</dd>
+              </div>
+            </dl>
+          ) : null}
+          <button
+            type="button"
+            aria-label="Use in Detection Lab with current manifest"
+            onClick={onUseTileManifestForDetection}
+            disabled={!latestRasterTileManifestPath}
+          >
+            Use manifest in Detection Lab
           </button>
-          <button type="button" onClick={onUseTileManifestForSegmentation} disabled={!latestRasterTileManifestPath}>
-            Use in Segmentation Lab
+          <button
+            type="button"
+            aria-label="Use in Segmentation Lab with current manifest"
+            onClick={onUseTileManifestForSegmentation}
+            disabled={!latestRasterTileManifestPath}
+          >
+            Use manifest in Segmentation Lab
           </button>
         </div>
       </section>

frontend/src/components/detection/DetectionLab.tsx

@@ -311,11 +311,20 @@ export function DetectionLab({
                 <span>CUDA</span>
                 <strong>{yoloPreflight.runtime.cuda_available === true ? 'available' : yoloPreflight.runtime.cuda_available === false ? 'not available' : 'not checked'}</strong>
               </div>
+              <div className={yoloPreflight.checks.manifest_valid ? 'lab-readiness-item lab-readiness-item-ready' : 'lab-readiness-item'}>
+                <span>Tile manifest validation</span>
+                <strong>{yoloPreflight.checks.manifest_valid === true ? 'valid' : yoloPreflight.checks.manifest_path_set ? 'not valid' : 'not provided'}</strong>
+              </div>
+              <div className={yoloPreflight.tile_count > 0 ? 'lab-readiness-item lab-readiness-item-ready' : 'lab-readiness-item'}>
+                <span>Tile count</span>
+                <strong>{yoloPreflight.tile_count} / {yoloPreflight.max_tiles}</strong>
+              </div>
             </div>
             <div className="entity-meta">
               <span>torch_version: {yoloPreflight.runtime.torch_version ?? 'n/a'}</span>
               <span>ultralytics_version: {yoloPreflight.runtime.ultralytics_version ?? 'n/a'}</span>
               <span>cuda_available: {String(yoloPreflight.runtime.cuda_available ?? 'unknown')}</span>
+              <span>will_run_inference: {String(yoloPreflight.will_run_inference)}</span>
               <span>YOLO_CONFIG_DIR: {yoloPreflight.runtime.yolo_config_dir ?? 'n/a'}</span>
               <span>model directory: {yoloPreflight.runtime.model_directory ?? 'n/a'}</span>
               <span>model_asset_id: {yoloPreflight.model_asset_id ?? 'n/a'}</span>
@@ -437,6 +446,13 @@ export function DetectionLab({
               />
             </label>
           ) : null}
+          {selectedDetectionModelId === 'yolo-configured' && detectionTileManifestPath.trim() ? (
+            <div className="linked-manifest-card">
+              <strong>Linked tile manifest</strong>
+              <p>{detectionTileManifestPath}</p>
+              <span>Refresh preflight after changing model asset or manifest path.</span>
+            </div>
+          ) : null}
           <button className="primary-action" type="button" onClick={onRunDetection} disabled={runningDetection || !detectionRunReady}>
             Run detection
           </button>