690618:1444 237 #02

frontend/components/admin/ai/AiExtractionPromptTab.tsx

@@ -0,0 +1,217 @@
+// File: frontend/components/admin/ai/AiExtractionPromptTab.tsx
+// Change Log
+// - 2026-06-17: Created AiExtractionPromptTab for AI extraction prompt management (Feature 238)
+// - 2026-06-18: Fixed linting errors (no-console, no-unused-vars, no-explicit-any)
+
+'use client';
+
+import { useState, useEffect } from 'react';
+import { Button } from '@/components/ui/button';
+import { Textarea } from '@/components/ui/textarea';
+import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card';
+import { Badge } from '@/components/ui/badge';
+import { adminAiPromptService, AiPromptVersion } from '@/lib/services/admin-ai-prompt.service';
+import PromptVersionHistory from './PromptVersionHistory';
+import { RefreshCw, Save, AlertCircle } from 'lucide-react';
+import { AiPrompt } from '@/types/ai-prompts';
+
+/**
+ * Component สำหรับจัดการ AI Extraction Prompt
+ * - แสดง version history
+ * - แก้ไข template (ต้องมี {{ocr_text}} placeholder)
+ * - บันทึก version ใหม่
+ * - เปิดใช้งาน version ที่ต้องการ
+ */
+export function AiExtractionPromptTab() {
+  const [versions, setVersions] = useState<AiPromptVersion[]>([]);
+  const [activeVersion, setActiveVersion] = useState<AiPromptVersion | null>(null);
+  const [newTemplate, setNewTemplate] = useState('');
+  const [isSaving, setIsSaving] = useState(false);
+  const [isActivating, setIsActivating] = useState(false);
+  const [isDeleting, setIsDeleting] = useState(false);
+  const [error, setError] = useState<string | null>(null);
+  const [showRefreshDialog, setShowRefreshDialog] = useState(false);
+
+  const loadVersions = async () => {
+    try {
+      const data = await adminAiPromptService.getPrompts('ocr_extraction');
+      setVersions(data);
+      const active = data.find((v) => v.isActive);
+      setActiveVersion(active || null);
+      setNewTemplate(active?.template || '');
+      setError(null);
+    } catch {
+      setError('Failed to load prompt versions');
+    }
+  };
+
+  useEffect(() => {
+    loadVersions();
+  }, []);
+
+  const handleSaveNewVersion = async () => {
+    if (!newTemplate.trim()) {
+      setError('Template cannot be empty');
+      return;
+    }
+
+    if (!newTemplate.includes('{{ocr_text}}')) {
+      setError('Template must include {{ocr_text}} placeholder');
+      return;
+    }
+
+    setIsSaving(true);
+    setError(null);
+    try {
+      await adminAiPromptService.createPrompt('ocr_extraction', newTemplate);
+      await loadVersions();
+    } catch (err: unknown) {
+      if (err instanceof Error && err.message.includes('409')) {
+        setShowRefreshDialog(true);
+        setError('Version conflict - data was modified by another user');
+      } else {
+        setError('Failed to save new version');
+      }
+    } finally {
+      setIsSaving(false);
+    }
+  };
+
+  const handleActivate = async (versionNumber: number) => {
+    const version = versions.find(v => v.versionNumber === versionNumber);
+    setIsActivating(true);
+    setError(null);
+    try {
+      await adminAiPromptService.activatePrompt('ocr_extraction', versionNumber, version?.version);
+      await loadVersions();
+    } catch (err: unknown) {
+      if (err instanceof Error && err.message.includes('409')) {
+        setShowRefreshDialog(true);
+        setError('Version conflict - data was modified by another user');
+      } else {
+        setError('Failed to activate version');
+      }
+    } finally {
+      setIsActivating(false);
+    }
+  };
+
+  const handleDelete = async (versionNumber: number) => {
+    setIsDeleting(true);
+    setError(null);
+    try {
+      await adminAiPromptService.deletePrompt('ocr_extraction', versionNumber);
+      await loadVersions();
+    } catch {
+      setError('Failed to delete version');
+    } finally {
+      setIsDeleting(false);
+    }
+  };
+
+  const handleLoadTemplate = (version: AiPromptVersion) => {
+    setNewTemplate(version.template);
+  };
+
+  const handleRefresh = () => {
+    setShowRefreshDialog(false);
+    loadVersions();
+  };
+
+  return (
+    <div className="space-y-6">
+      {error && (
+        <Card className="border-destructive">
+          <CardContent className="pt-6">
+            <div className="flex items-center gap-2 text-destructive">
+              <AlertCircle className="h-4 w-4" />
+              <span>{error}</span>
+            </div>
+          </CardContent>
+        </Card>
+      )}
+
+      <Card>
+        <CardHeader>
+          <CardTitle>AI Extraction Prompt Editor</CardTitle>
+          <CardDescription>
+            Extraction prompt สำหรับ LLM - ต้องมี {"{{ocr_text}}"} placeholder
+          </CardDescription>
+        </CardHeader>
+        <CardContent className="space-y-4">
+          <div className="space-y-2">
+            <label className="text-sm font-medium">Template</label>
+            <Textarea
+              value={newTemplate}
+              onChange={(e) => setNewTemplate(e.target.value)}
+              placeholder="Enter extraction prompt template with {{ocr_text}} placeholder..."
+              className="min-h-[200px] font-mono text-sm"
+            />
+            <p className="text-xs text-muted-foreground">
+              Template ต้องมี {"{{ocr_text}}"} placeholder สำหรับแทนที่ข้อความ OCR
+            </p>
+          </div>
+          <div className="flex items-center justify-between">
+            <div className="flex items-center gap-2">
+              {activeVersion && (
+                <Badge variant="outline">
+                  Active: v{activeVersion.versionNumber}
+                </Badge>
+              )}
+            </div>
+            <Button
+              onClick={handleSaveNewVersion}
+              disabled={isSaving || !newTemplate.trim()}
+            >
+              {isSaving ? (
+                <>
+                  <RefreshCw className="mr-2 h-4 w-4 animate-spin" />
+                  Saving...
+                </>
+              ) : (
+                <>
+                  <Save className="mr-2 h-4 w-4" />
+                  Save New Version
+                </>
+              )}
+            </Button>
+          </div>
+        </CardContent>
+      </Card>
+
+      <Card>
+        <CardHeader>
+          <CardTitle>Version History</CardTitle>
+          <CardDescription>
+            ประวัติเวอร์ชันทั้งหมดของ AI Extraction Prompt
+          </CardDescription>
+        </CardHeader>
+        <CardContent>
+          <PromptVersionHistory
+            versions={versions as unknown as AiPrompt[]}
+            isLoading={false}
+            onLoadTemplate={handleLoadTemplate as unknown as (version: AiPrompt) => void}
+            onActivateVersion={handleActivate}
+            onDeleteVersion={handleDelete}
+            isActivating={isActivating}
+            isDeleting={isDeleting}
+          />
+        </CardContent>
+      </Card>
+
+      {showRefreshDialog && (
+        <Card className="border-warning">
+          <CardHeader>
+            <CardTitle className="text-warning">Data Modified</CardTitle>
+            <CardDescription>
+              ข้อมูลถูกแก้ไขโดยผู้ใช้อื่น กรุณารีเฟรชข้อมูล
+            </CardDescription>
+          </CardHeader>
+          <CardContent>
+            <Button onClick={handleRefresh}>Refresh Data</Button>
+          </CardContent>
+        </Card>
+      )}
+    </div>
+  );
+}

frontend/components/admin/ai/OcrEngineSelector.tsx

@@ -1,6 +1,7 @@
 // File: frontend/components/admin/ai/OcrEngineSelector.tsx
 // Change Log
 // - 2026-05-30: สร้าง OcrEngineSelector สำหรับดึงและสลับ OCR Engine แบบไดนามิก (T019, T020, US1)
+// - 2026-06-17: ลบ Tesseract ออกจาก UI ตาม ADR-035 (เปลี่ยนเป็น Fast Path: PyMuPDF Text Layer)
 
 'use client';
 
@@ -9,7 +10,7 @@ import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/com
 import { Button } from '@/components/ui/button';
 import { Badge } from '@/components/ui/badge';
 import { toast } from 'sonner';
-import { ScanText, Server, AlertCircle, CheckCircle2, Cpu } from 'lucide-react';
+import { ScanText, Server, CheckCircle2, Cpu } from 'lucide-react';
 import { adminAiService, OcrEngineResponse } from '@/lib/services/admin-ai.service';
 
 /** Component สำหรับเลือกและจัดการ OCR Engine ในระบบ */
@@ -116,9 +117,9 @@ export default function OcrEngineSelector() {
                         <Cpu className="h-3 w-3" />
                         ต้องการ VRAM: {(engine.vramRequirementMB / 1024).toFixed(1)} GB
                       </span>
-                      <span className="flex items-center gap-1 text-amber-600 dark:text-amber-400">
-                        <AlertCircle className="h-3 w-3" />
-                        เอนจินสำรอง: Tesseract OCR
+                      <span className="flex items-center gap-1 text-emerald-600 dark:text-emerald-400">
+                        <CheckCircle2 className="h-3 w-3" />
+                        Fast Path: PyMuPDF Text Layer
                       </span>
                     </>
                   )}

frontend/components/admin/ai/OcrPromptTab.tsx

@@ -0,0 +1,212 @@
+// File: frontend/components/admin/ai/OcrPromptTab.tsx
+// Change Log
+// - 2026-06-17: Created OcrPromptTab for OCR system prompt management (Feature 238)
+// - 2026-06-18: Fixed linting errors (no-console, no-explicit-any)
+
+'use client';
+
+import { useState, useEffect } from 'react';
+import { Button } from '@/components/ui/button';
+import { Textarea } from '@/components/ui/textarea';
+import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card';
+import { Badge } from '@/components/ui/badge';
+import { adminAiPromptService, AiPromptVersion } from '@/lib/services/admin-ai-prompt.service';
+import PromptVersionHistory from './PromptVersionHistory';
+import { RefreshCw, Save, AlertCircle } from 'lucide-react';
+import { AiPrompt } from '@/types/ai-prompts';
+
+/**
+ * Component สำหรับจัดการ OCR System Prompt
+ * - แสดง version history
+ * - แก้ไข template
+ * - บันทึก version ใหม่
+ * - เปิดใช้งาน version ที่ต้องการ
+ */
+export function OcrPromptTab() {
+  const [versions, setVersions] = useState<AiPromptVersion[]>([]);
+  const [activeVersion, setActiveVersion] = useState<AiPromptVersion | null>(null);
+  const [newTemplate, setNewTemplate] = useState('');
+  const [isSaving, setIsSaving] = useState(false);
+  const [isActivating, setIsActivating] = useState(false);
+  const [isDeleting, setIsDeleting] = useState(false);
+  const [error, setError] = useState<string | null>(null);
+  const [showRefreshDialog, setShowRefreshDialog] = useState(false);
+
+  const loadVersions = async () => {
+    try {
+      const data = await adminAiPromptService.getPrompts('ocr_system');
+      setVersions(data);
+      const active = data.find((v) => v.isActive);
+      setActiveVersion(active || null);
+      setNewTemplate(active?.template || '');
+      setError(null);
+    } catch {
+      setError('Failed to load prompt versions');
+    }
+  };
+
+  useEffect(() => {
+    loadVersions();
+  }, []);
+
+  const handleSaveNewVersion = async () => {
+    if (!newTemplate.trim()) {
+      setError('Template cannot be empty');
+      return;
+    }
+
+    setIsSaving(true);
+    setError(null);
+    try {
+      await adminAiPromptService.createPrompt('ocr_system', newTemplate);
+      await loadVersions();
+    } catch (err: unknown) {
+      if (err instanceof Error && err.message.includes('409')) {
+        setShowRefreshDialog(true);
+        setError('Version conflict - data was modified by another user');
+      } else {
+        setError('Failed to save new version');
+      }
+    } finally {
+      setIsSaving(false);
+    }
+  };
+
+  const handleActivate = async (versionNumber: number) => {
+    const version = versions.find(v => v.versionNumber === versionNumber);
+    setIsActivating(true);
+    setError(null);
+    try {
+      await adminAiPromptService.activatePrompt('ocr_system', versionNumber, version?.version);
+      await loadVersions();
+    } catch (err: unknown) {
+      if (err instanceof Error && err.message.includes('409')) {
+        setShowRefreshDialog(true);
+        setError('Version conflict - data was modified by another user');
+      } else {
+        setError('Failed to activate version');
+      }
+    } finally {
+      setIsActivating(false);
+    }
+  };
+
+  const handleRefresh = () => {
+    setShowRefreshDialog(false);
+    loadVersions();
+  };
+
+  const handleDelete = async (versionNumber: number) => {
+    setIsDeleting(true);
+    setError(null);
+    try {
+      await adminAiPromptService.deletePrompt('ocr_system', versionNumber);
+      await loadVersions();
+    } catch {
+      setError('Failed to delete version');
+    } finally {
+      setIsDeleting(false);
+    }
+  };
+
+  const handleLoadTemplate = (version: AiPromptVersion) => {
+    setNewTemplate(version.template);
+  };
+
+  return (
+    <div className="space-y-6">
+      {error && (
+        <Card className="border-destructive">
+          <CardContent className="pt-6">
+            <div className="flex items-center gap-2 text-destructive">
+              <AlertCircle className="h-4 w-4" />
+              <span>{error}</span>
+            </div>
+          </CardContent>
+        </Card>
+      )}
+
+      <Card>
+        <CardHeader>
+          <CardTitle>OCR System Prompt Editor</CardTitle>
+          <CardDescription>
+            System prompt สำหรับ OCR engine (np-dms-ocr) - ใช้สำหรับกำหนดวิธีการสกัดข้อความจาก PDF
+          </CardDescription>
+        </CardHeader>
+        <CardContent className="space-y-4">
+          <div className="space-y-2">
+            <label className="text-sm font-medium">Template</label>
+            <Textarea
+              value={newTemplate}
+              onChange={(e) => setNewTemplate(e.target.value)}
+              placeholder="Enter OCR system prompt template..."
+              className="min-h-[200px] font-mono text-sm"
+            />
+            <p className="text-xs text-muted-foreground">
+              OCR system prompt เป็น free-form text ไม่ต้องมี placeholder ใดๆ
+            </p>
+          </div>
+          <div className="flex items-center justify-between">
+            <div className="flex items-center gap-2">
+              {activeVersion && (
+                <Badge variant="outline">
+                  Active: v{activeVersion.versionNumber}
+                </Badge>
+              )}
+            </div>
+            <Button
+              onClick={handleSaveNewVersion}
+              disabled={isSaving || !newTemplate.trim()}
+            >
+              {isSaving ? (
+                <>
+                  <RefreshCw className="mr-2 h-4 w-4 animate-spin" />
+                  Saving...
+                </>
+              ) : (
+                <>
+                  <Save className="mr-2 h-4 w-4" />
+                  Save New Version
+                </>
+              )}
+            </Button>
+          </div>
+        </CardContent>
+      </Card>
+
+      <Card>
+        <CardHeader>
+          <CardTitle>Version History</CardTitle>
+          <CardDescription>
+            ประวัติเวอร์ชันทั้งหมดของ OCR System Prompt
+          </CardDescription>
+        </CardHeader>
+        <CardContent>
+          <PromptVersionHistory
+            versions={versions as unknown as AiPrompt[]}
+            isLoading={false}
+            onLoadTemplate={handleLoadTemplate as unknown as (version: AiPrompt) => void}
+            onActivateVersion={handleActivate}
+            onDeleteVersion={handleDelete}
+            isActivating={isActivating}
+            isDeleting={isDeleting}
+          />
+        </CardContent>
+      </Card>
+
+      {showRefreshDialog && (
+        <Card className="border-warning">
+          <CardHeader>
+            <CardTitle className="text-warning">Data Modified</CardTitle>
+            <CardDescription>
+              ข้อมูลถูกแก้ไขโดยผู้ใช้อื่น กรุณารีเฟรชข้อมูล
+            </CardDescription>
+          </CardHeader>
+          <CardContent>
+            <Button onClick={handleRefresh}>Refresh Data</Button>
+          </CardContent>
+        </Card>
+      )}
+    </div>
+  );
+}

frontend/components/admin/ai/OcrSandboxPromptManager.tsx

@@ -16,6 +16,7 @@
 // - 2026-06-13: US4 — เพิ่ม project/contract selectors สำหรับ sandbox context parity
 // - 2026-06-13: US5 — เพิ่มลิงก์สลับไปยังหน้าจัดการ Prompt Version (Editor tab) จากส่วนเลือกเวอร์ชันใน Sandbox
 // - 2026-06-13: US9 — แก้ไข ESLint errors: ลบ parseInt และแก้ไข unsafe any type casting ของ projects/contracts
+// - 2026-06-17: ADR-036 Gap 5 — แก้ไขให้ Step 1 (OCR) ไม่ต้องเลือก project (OCR เป็นแค่ text extraction); Step 2 (AI Extract) เท่านั้นที่ต้องเลือก project
 
 'use client';
 
@@ -343,13 +344,9 @@ export default function OcrSandboxPromptManager() {
       toast.error(error.response?.data?.message || t('ai.prompt.saveNoteError'));
     }
   };
-  // Step 1: OCR-only handler
+  // Step 1: OCR-only handler (ไม่ต้องเลือก project - OCR เป็นแค่ text extraction)
   const handleStep1Ocr = async (e: React.FormEvent) => {
     e.preventDefault();
-    if (!selectedProjectPublicId) {
-      toast.error('Please select a project first');
-      return;
-    }
     if (!ocrFile) {
       toast.error(t('ai.prompt.noFile'));
       return;
@@ -780,7 +777,7 @@ export default function OcrSandboxPromptManager() {
                     <div className="flex justify-end gap-3 pt-2">
                       <Button
                         type="submit"
-                        disabled={sandboxState.isRunning || !ocrFile || !selectedProjectPublicId}
+                        disabled={sandboxState.isRunning || !ocrFile}
                         className="flex items-center gap-2"
                       >
                         {sandboxState.isRunning ? (

frontend/components/admin/ai/PromptEditor.tsx

@@ -51,6 +51,8 @@ export default function PromptEditor({
 
   const getFriendlyTypeName = (type: PromptType) => {
     switch (type) {
+      case 'ocr_system':
+        return 'คำสั่งระบบ OCR (OCR System Prompt)';
       case 'ocr_extraction':
         return 'สกัดข้อความ OCR (OCR Extraction)';
       case 'rag_query_prompt':

frontend/components/admin/ai/PromptManagementTabs.tsx

@@ -0,0 +1,34 @@
+// File: frontend/components/admin/ai/PromptManagementTabs.tsx
+// Change Log
+// - 2026-06-17: Created PromptManagementTabs for OCR & AI Extraction prompt separation (Feature 238)
+
+'use client';
+
+import { useState } from 'react';
+import { Tabs, TabsContent, TabsList, TabsTrigger } from '@/components/ui/tabs';
+import { OcrPromptTab } from './OcrPromptTab';
+import { AiExtractionPromptTab } from './AiExtractionPromptTab';
+
+/**
+ * Component หลักสำหรับจัดการ Prompt Management แบบแยก Tab
+ * - OCR System Prompt Tab: จัดการ system prompt สำหรับ OCR engine
+ * - AI Extraction Prompt Tab: จัดการ extraction prompt สำหรับ LLM
+ */
+export function PromptManagementTabs() {
+  const [activeTab, setActiveTab] = useState('ocr-system');
+
+  return (
+    <Tabs value={activeTab} onValueChange={setActiveTab} className="w-full">
+      <TabsList className="grid w-full grid-cols-2">
+        <TabsTrigger value="ocr-system">OCR System Prompt</TabsTrigger>
+        <TabsTrigger value="ai-extraction">AI Extraction Prompt</TabsTrigger>
+      </TabsList>
+      <TabsContent value="ocr-system">
+        <OcrPromptTab />
+      </TabsContent>
+      <TabsContent value="ai-extraction">
+        <AiExtractionPromptTab />
+      </TabsContent>
+    </Tabs>
+  );
+}

frontend/components/admin/ai/PromptTypeDropdown.tsx

@@ -47,6 +47,9 @@ export default function PromptTypeDropdown({
               {t('prompt_management.all_types')}
             </SelectItem>
           )}
+          <SelectItem value="ocr_system">
+            คำสั่งระบบ OCR (OCR System Prompt)
+          </SelectItem>
           <SelectItem value="ocr_extraction">
             สกัดข้อความ OCR (OCR Extraction)
           </SelectItem>

frontend/components/admin/ai/SandboxTabs.tsx

@@ -50,7 +50,7 @@ interface SandboxJobResult {
   status?: string;
   errorMessage?: string;
   ragChunks?: Array<{ text: string; summary: string }>;
-  ragVectors?: unknown[];
+  ragVectors?: number[][];
 }
 
 export default function SandboxTabs({
@@ -80,7 +80,13 @@ export default function SandboxTabs({
   const [ocrText, setOcrText] = useState<string>('');
   const [extractedMetadata, setExtractedMetadata] = useState<Record<string, unknown> | null>(null);
   const [ragChunks, setRagChunks] = useState<Array<{ text: string; summary: string }> | null>(null);
-  const [ragVectorsCount, setRagVectorsCount] = useState<number>(0);
+  const [ragVectors, setRagVectors] = useState<number[][] | null>(null);
+
+  // Track step completion status for activation gating (gap-2)
+  const [step1Complete, setStep1Complete] = useState<boolean>(false);
+  const [step2Complete, setStep2Complete] = useState<boolean>(false);
+  const [step3Complete, setStep3Complete] = useState<boolean>(false);
+  const allStepsComplete = step1Complete && step2Complete && step3Complete;
 
   const handleFileChange = (e: React.ChangeEvent<HTMLInputElement>) => {
     if (e.target.files && e.target.files[0]) {
@@ -92,6 +98,10 @@ export default function SandboxTabs({
       setCurrentStep(1);
       setJobStatus('idle');
       setProgress(0);
+      // Reset step completion flags (gap-2)
+      setStep1Complete(false);
+      setStep2Complete(false);
+      setStep3Complete(false);
     }
   };
 
@@ -103,6 +113,10 @@ export default function SandboxTabs({
           clearInterval(interval);
           setJobStatus('completed');
           setProgress(100);
+          // Mark step as complete (gap-2)
+          if (step === 1) setStep1Complete(true);
+          if (step === 2) setStep2Complete(true);
+          if (step === 3) setStep3Complete(true);
           onSuccess(res as SandboxJobResult);
         } else if (res.status === 'failed') {
           clearInterval(interval);
@@ -192,7 +206,7 @@ export default function SandboxTabs({
       const res = await adminAiService.submitSandboxRagPrep(ocrText);
       pollJobStatus(res.jobId, 3, (result) => {
         setRagChunks(result.ragChunks || []);
-        setRagVectorsCount(result.ragVectors ? result.ragVectors.length : 0);
+        setRagVectors(result.ragVectors || null);
         toast.success('วิเคราะห์การเตรียมข้อมูล RAG สำเร็จ');
       });
     } catch (_err) {
@@ -239,6 +253,20 @@ export default function SandboxTabs({
             <p className="text-[10px] text-muted-foreground italic">โหลดเวอร์ชันจาก Version History เพื่อดู template</p>
           )}
         </div>
+
+        {/* UI fallback warning when no active OCR system prompt (gap-3) */}
+        {_promptType === 'ocr_system' && !selectedTemplate && (
+          <div className="rounded-lg border border-amber-500/30 bg-amber-500/[0.05] px-4 py-3 space-y-1.5">
+            <div className="flex items-center gap-2">
+              <span className="text-[11px] font-semibold text-amber-600 dark:text-amber-400">
+                ⚠️ คำเตือน: ไม่มี OCR System Prompt ที่เปิดใช้งาน
+              </span>
+            </div>
+            <p className="text-[10px] text-amber-700 dark:text-amber-300 leading-relaxed">
+              ระบบจะใช้ค่าเริ่มต้น (default) ในการสกัดข้อความ OCR แนะนำให้สร้างและเปิดใช้งาน OCR System Prompt เพื่อปรับแต่งความแม่นยำของการสกัดข้อความ
+            </p>
+          </div>
+        )}
         <div className="flex flex-wrap items-center gap-4 border-b border-border/10 pb-4">
           <div className="flex-1 min-w-[200px] space-y-1">
             <Label className="text-[11px] font-semibold text-muted-foreground">โครงการสำหรับสกัดบริบท</Label>
@@ -422,10 +450,12 @@ export default function SandboxTabs({
                       variant="outline"
                       size="sm"
                       onClick={handleActivate}
-                      className="h-8 text-xs border-emerald-500/30 text-emerald-500 hover:bg-emerald-500/10"
+                      disabled={!allStepsComplete}
+                      className="h-8 text-xs border-emerald-500/30 text-emerald-500 hover:bg-emerald-500/10 disabled:opacity-50 disabled:cursor-not-allowed"
+                      title={!allStepsComplete ? "ต้องทำครบทั้ง 3 ขั้นตอน (OCR → AI Extract → RAG Prep) ก่อนเปิดใช้งาน" : ""}
                     >
                       <CheckCircle className="mr-1.5 h-3.5 w-3.5" />
-                      เปิดใช้งานเวอร์ชัน v{selectedVersionNumber} ทันที
+                      เปิดใช้งานเวอร์ชัน v{selectedVersionNumber} {allStepsComplete ? 'ทันที' : '(ต้องทำครบ 3 ขั้นตอน)'}
                     </Button>
                   )}
                   <div className="flex-1 text-right">
@@ -459,7 +489,7 @@ export default function SandboxTabs({
                     <div className="flex justify-between items-center bg-secondary/40 border border-border/50 px-3 py-2 rounded text-xs select-none">
                       <span className="font-semibold text-foreground flex items-center gap-1">
                         <CheckCircle className="h-4 w-4 text-emerald-500" />
-                        ทำเวกเตอร์สำเร็จ: {ragVectorsCount} เวกเตอร์
+                        ทำเวกเตอร์สำเร็จ: {ragVectors ? ragVectors.length : 0} เวกเตอร์
                       </span>
                       <Badge variant="outline" className="text-[10px] border-border/50"> chunks: {ragChunks.length}</Badge>
                     </div>
@@ -471,6 +501,13 @@ export default function SandboxTabs({
                             <Badge className="text-[8px] py-0 px-1 select-none">{chunk.summary || 'หัวข้อหลัก'}</Badge>
                           </div>
                           <p className="leading-relaxed text-muted-foreground">{chunk.text}</p>
+                          {ragVectors && ragVectors[idx] && (
+                            <div className="mt-2 pt-2 border-t border-border/20">
+                              <span className="text-[9px] text-muted-foreground font-mono">
+                                Vector (first 5 dims): [{ragVectors[idx].slice(0, 5).map(v => v.toFixed(3)).join(', ')}...]
+                              </span>
+                            </div>
+                          )}
                         </div>
                       ))}
                     </div>

frontend/components/admin/ai/SandboxTestArea.tsx

@@ -1,6 +1,7 @@
 // File: frontend/components/admin/ai/SandboxTestArea.tsx
 // Change Log:
 // - 2026-06-15: Created SandboxTestArea component with UI elements for 3-step sandbox testing (T038)
+// - 2026-06-17: ลบ Tesseract ออกจาก OCR Engine dropdown ตาม ADR-035 (ใช้ Typhoon OCR ผ่าน Ollama)
 
 import React, { useState } from 'react';
 import { Card, CardContent, CardHeader, CardTitle, CardDescription } from '@/components/ui/card';
@@ -253,9 +254,8 @@ export default function SandboxTestArea({
                 <SelectValue placeholder="เลือกเอนจิน..." />
               </SelectTrigger>
               <SelectContent>
-                <SelectItem value="auto" className="text-xs">Auto (Baseline)</SelectItem>
-                <SelectItem value="tesseract" className="text-xs">Tesseract (CPU)</SelectItem>
-                <SelectItem value="np-dms-ocr" className="text-xs">Typhoon OCR (GPU)</SelectItem>
+                <SelectItem value="auto" className="text-xs">Auto (Fast Path / Typhoon OCR)</SelectItem>
+                <SelectItem value="np-dms-ocr" className="text-xs">Typhoon OCR (AI Vision)</SelectItem>
               </SelectContent>
             </Select>
           </div>