Add AI lab run readiness panels

frontend/src/components/detection/DetectionLab.tsx

@@ -84,6 +84,16 @@ export function DetectionLab({
   onSelectReferenceDataset,
   onRunQa,
 }: DetectionLabProps): JSX.Element {
+  const selectedDetectionModel = detectionModels.find((model) => model.model_id === selectedDetectionModelId) ?? null
+  const detectionRequiresTileManifest = selectedDetectionModelId === 'yolo-configured'
+  const detectionHasDataset = selectedDetectionDatasetId.length > 0
+  const detectionHasModel = selectedDetectionModel !== null
+  const detectionModelReady = Boolean(selectedDetectionModel?.configured)
+  const detectionHasTileManifest =
+    !detectionRequiresTileManifest || detectionTileManifestPath.trim().length > 0
+  const detectionRunReady =
+    Boolean(selectedProjectId) && detectionHasDataset && detectionHasModel && detectionModelReady && detectionHasTileManifest
+
   return (
     <section className="workspace-panel ai-lab-shell detection-lab-shell">
       <div className="panel-title-row">
@@ -143,6 +153,44 @@ export function DetectionLab({
       <div className="lab-block">
         <div className="ai-lab-run-surface" aria-label="Detection run controls">
           <h3>Run detection</h3>
+          <div
+            className={detectionRunReady ? 'lab-readiness-panel lab-readiness-panel-ready' : 'lab-readiness-panel'}
+            aria-label="Detection run readiness"
+          >
+            <div className="ai-lab-section-header">
+              <div>
+                <h3>Run readiness</h3>
+                <p>Checks the selected dataset, model and tile manifest before submitting a detection job.</p>
+              </div>
+              <span className={detectionRunReady ? 'status-badge status-badge-ready' : 'status-badge'}>
+                {detectionRunReady ? 'Ready to submit' : 'Blocked'}
+              </span>
+            </div>
+            <div className="lab-readiness-grid">
+              <div className={detectionHasDataset ? 'lab-readiness-item lab-readiness-item-ready' : 'lab-readiness-item'}>
+                <span>Raster dataset</span>
+                <strong>{detectionHasDataset ? 'Selected' : 'Select a raster dataset'}</strong>
+              </div>
+              <div className={detectionModelReady ? 'lab-readiness-item lab-readiness-item-ready' : 'lab-readiness-item'}>
+                <span>Model availability</span>
+                <strong>
+                  {detectionModelReady
+                    ? `${selectedDetectionModel?.display_name ?? selectedDetectionModelId} is configured`
+                    : selectedDetectionModel?.limitation_message ?? 'Select a configured model'}
+                </strong>
+              </div>
+              <div className={detectionHasTileManifest ? 'lab-readiness-item lab-readiness-item-ready' : 'lab-readiness-item'}>
+                <span>Tile manifest</span>
+                <strong>
+                  {detectionRequiresTileManifest
+                    ? detectionHasTileManifest
+                      ? 'Provided for configured YOLO'
+                      : 'Required for configured YOLO'
+                    : 'Not required for this model'}
+                </strong>
+              </div>
+            </div>
+          </div>
           {rasterDatasets.length === 0 ? (
             <div className="result-state result-state-empty">
               <strong>No raster datasets available for detection.</strong>