added simulate stages. Changed GSN_PREDICTOR_GRIB_TTL to 48h

force_update.ps1

@@ -0,0 +1,27 @@
+# PowerShell script to force download fresh GRIB data
+# This deletes old cube files and downloads the latest dataset
+
+Write-Host "Forcing fresh GRIB data download..." -ForegroundColor Yellow
+
+# Set environment
+$env:GSN_PREDICTOR_GRIB_DIR = "C:\tmp\grib"
+$env:GSN_PREDICTOR_GRIB_TTL = "72h"
+
+# Delete old cube files to force fresh download
+$cubeFiles = Get-ChildItem -Path "C:\tmp\grib\*.cube" -ErrorAction SilentlyContinue
+if ($cubeFiles) {
+    Write-Host "Deleting old cube files:" -ForegroundColor Yellow
+    foreach ($file in $cubeFiles) {
+        Write-Host "  - $($file.Name)" -ForegroundColor Gray
+        Remove-Item $file.FullName -Force
+    }
+} else {
+    Write-Host "No old cube files found" -ForegroundColor Gray
+}
+
+Write-Host "`nStarting service to download fresh data..." -ForegroundColor Green
+Write-Host "This will download from S3 (may take several minutes)" -ForegroundColor Cyan
+Write-Host "Press Ctrl+C once download completes and you see 'initial GRIB update complete'`n" -ForegroundColor Cyan
+
+# Run the service - it will download fresh data on startup
+go run cmd/api/main.go