Add PyTorch recurrent forecaster

tools/install_windows_lstm_retrainer.ps1

@@ -3,7 +3,10 @@ param(
     [string]$TaskName = "TradeBot LSTM Retrainer",
     [int]$EveryHours = 6,
     [string]$Symbols = "BTCUSDT,ETHUSDT,SOLUSDT,XRPUSDT,LTCUSDT",
-    [int]$Limit = 1000
+    [int]$Limit = 1000,
+    [ValidateSet("torch", "reservoir")]
+    [string]$Trainer = "torch",
+    [int]$FirstRunMinutes = 0
 )
 
 $ErrorActionPreference = "Stop"
@@ -14,7 +17,7 @@ if (-not (Test-Path $Runner)) {
     throw "Runner not found: $Runner"
 }
 
-$actionArgs = "-NoProfile -ExecutionPolicy Bypass -File `"$Runner`""
+$actionArgs = "-NoProfile -ExecutionPolicy Bypass -File `"$Runner`" -Trainer $Trainer"
 if ($Symbols) {
     $actionArgs += " -Symbols `"$Symbols`""
 }
@@ -24,7 +27,7 @@ if ($Limit -gt 0) {
 $action = New-ScheduledTaskAction -Execute "powershell.exe" -Argument $actionArgs -WorkingDirectory $RepoRoot
 $trigger = New-ScheduledTaskTrigger `
     -Once `
-    -At (Get-Date).AddMinutes(5) `
+    -At (Get-Date).AddMinutes($(if ($FirstRunMinutes -gt 0) { $FirstRunMinutes } else { $EveryHours * 60 })) `
     -RepetitionInterval (New-TimeSpan -Hours $EveryHours) `
     -RepetitionDuration (New-TimeSpan -Days 3650)
 $principal = New-ScheduledTaskPrincipal `