scripts fixes

services/orchestrator/Dockerfile

@@ -3,7 +3,11 @@ FROM python:3.12-slim
 WORKDIR /app
 
 ENV PYTHONDONTWRITEBYTECODE=1 \
-    PYTHONUNBUFFERED=1
+    PYTHONUNBUFFERED=1 \
+    PYTHONIOENCODING=utf-8 \
+    PYTHONUTF8=1 \
+    LANG=C.UTF-8 \
+    LC_ALL=C.UTF-8
 
 RUN apt-get update && apt-get install -y --no-install-recommends curl \
     && rm -rf /var/lib/apt/lists/*

services/orchestrator/orchestrator/main.py

@@ -4,7 +4,23 @@ import os
 import threading
 from typing import Any, Dict, Optional
 from fastapi import FastAPI, File, Form, HTTPException, Query, UploadFile
+from fastapi.responses import JSONResponse
 from pydantic import BaseModel
+
+
+class _UTF8JSONResponse(JSONResponse):
+    """FastAPI's default JSONResponse uses ensure_ascii=True, which escapes
+    Cyrillic and other non-ASCII characters to \\uXXXX sequences.
+    This subclass disables that so error messages stay human-readable."""
+
+    def render(self, content: Any) -> bytes:
+        return json.dumps(
+            content,
+            ensure_ascii=False,
+            allow_nan=False,
+            indent=None,
+            separators=(",", ":"),
+        ).encode("utf-8")
 from .scenario import Scenario, Step, StepStatus
 from .docstore import JobDoc
 from .scenario_loader import load_scenarios
@@ -42,7 +58,8 @@ TASK_REGISTRY = tasks.TASK_REGISTRY
 _current_mode: str = "real" if mode == "real" else "plug"
 _mode_lock = threading.Lock()
 
-app = FastAPI(title="Orchestrator with Templates")
+app = FastAPI(title="Orchestrator with Templates",
+              default_response_class=_UTF8JSONResponse)
 
 
 @app.get("/health")

start.bat

@@ -1,5 +1,5 @@
 @echo off
-REM LF-MRI Platform -- double-click to start in plug mode
-REM For real hardware mode run:  powershell -File start.ps1 -Mode real
-powershell -ExecutionPolicy Bypass -File "%~dp0start.ps1"
+REM LF-MRI Platform -- double-click to start (real hardware mode)
+REM Plug mode (no hardware):  powershell -File start.ps1 -Mode plug -SkipSpectrometer
+powershell -ExecutionPolicy Bypass -File "%~dp0start.ps1" -Mode real
 pause

start.ps1

@@ -116,8 +116,8 @@ if (-not $GuiOnly) {
     if ($LASTEXITCODE -ne 0) { Write-Fail "docker compose up failed" }
     Write-OK "Containers started"
 
-    # -- 5. Native spectrometer (real mode only) --------------------------------
-    if ($Mode -eq "real" -and -not $SkipSpectrometer) {
+    # -- 5. Native spectrometer ------------------------------------------------
+    if (-not $SkipSpectrometer) {
         Write-Step "Starting native spectrometer"
         $SpecDir  = Join-Path $Root "services\spectrometer"
         $SpecVenv = Join-Path $SpecDir "mvenv\Scripts\python.exe"
@@ -146,28 +146,35 @@ if (-not $GuiOnly) {
         Write-OK "Migrations applied"
 
         if (Test-Path $PicoExe) {
-            Start-Process $PicoExe -WindowStyle Hidden
-            Write-OK "pico-tcp.exe started"
+            Start-Process $PicoExe -WindowStyle Normal
+            Write-OK "pico-tcp.exe started (visible window)"
         } else {
             Write-Warn "bin\pico-tcp.exe not found -- ADC proxy not started"
         }
 
-        $running = Get-Process -Name python* -ErrorAction SilentlyContinue |
-                   Where-Object { $_.CommandLine -like "*manage.py*runserver*" }
-        if ($running) {
-            Write-OK "Spectrometer already running (PID $($running.Id))"
+        # Check if runserver is already up by probing port 8000
+        $specPort = Get-EnvPort "SPECTROMETER_PORT" "8000"
+        $alreadyUp = $false
+        try {
+            $r = Invoke-WebRequest "http://localhost:$specPort/api/" `
+                     -UseBasicParsing -TimeoutSec 2 -ErrorAction Stop
+            $alreadyUp = ($r.StatusCode -lt 400)
+        } catch {}
+
+        if ($alreadyUp) {
+            Write-OK "Spectrometer already responding on port $specPort"
         } else {
             Start-Process $SpecVenv `
-                -ArgumentList "manage.py runserver 0.0.0.0:8000" `
+                -ArgumentList "manage.py runserver 0.0.0.0:$specPort" `
                 -WorkingDirectory $SpecDir `
                 -WindowStyle Normal
-            Write-OK "Spectrometer started in new window"
+            Write-OK "Spectrometer started in new window (port $specPort)"
         }
     }
 
     # -- 6. Health check -------------------------------------------------------
     Write-Step "Waiting for services to become healthy"
-    $checkSpec = ($Mode -eq "real") -and (-not $SkipSpectrometer)
+    $checkSpec = -not $SkipSpectrometer
     $services = @(
         @{ Name = "Orchestrator";  Url = "http://localhost:$(Get-EnvPort 'ORCHESTRATOR_PORT'  '1717')/health"; Required = $true      },
         @{ Name = "Seq-Interp";    Url = "http://localhost:$(Get-EnvPort 'SEQ_INTERP_PORT'    '7475')/health"; Required = $true      },
@@ -252,7 +259,7 @@ Write-Host "============================================================" -Foreg
 Write-Host ("  LF-MRI platform is running  [{0} mode]" -f $Mode.ToUpper()) -ForegroundColor Green
 Write-Host "============================================================" -ForegroundColor Green
 Write-Host ""
-if ($Mode -eq "real") {
+if (-not $SkipSpectrometer) {
     Write-Host "  Stop spectrometer:  close the spectrometer terminal window"
     Write-Host "  Stop pico-tcp:      services\spectrometer\autokill.bat"
 }