feat(wise): WISE AI apply - branded grounded chat with citations/abstain UX

backend/src/main/java/com/zioinfo/fa/config/SecurityConfig.java

@@ -50,6 +50,8 @@ public class SecurityConfig {
                 .requestMatchers("/api/admin/**").hasRole("ADMIN")
                 // AI 피드백 수집은 인증 사용자
                 .requestMatchers("/api/ai/**").authenticated()
+                // WISE AI(중앙 guardia-rag 프록시)는 인증 사용자
+                .requestMatchers("/api/wise/**").authenticated()
                 .requestMatchers("/api/fa/**").authenticated()
                 .anyRequest().permitAll()
             )

backend/src/main/java/com/zioinfo/fa/wise/RagClient.java

@@ -0,0 +1,115 @@
+package com.zioinfo.fa.wise;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Component;
+
+import java.net.URI;
+import java.net.http.HttpClient;
+import java.net.http.HttpRequest;
+import java.net.http.HttpResponse;
+import java.time.Duration;
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+/**
+ * 얇은 중앙 guardia-rag REST 클라이언트 (WISE AI · FA 전용). [GUARDiA-FA]
+ *
+ * <p><b>핵심 설계</b>: FA 는 LangChain·벡터 로직을 Java 에 재구현하지 않는다. 중앙 Python
+ * guardia-rag 의 검색·근거생성·인용·환각차단(guardrail)을 REST({@code POST /rag/answer})로 호출만 한다.
+ * 미가용/타임아웃/RAM 부족 시 예외를 전파하지 않고 {@code degraded:true} 폴백 결과를 돌려준다.
+ *
+ * <p><b>보안 불변</b>: 온프레미스 전용(base-url 은 서버 내부 루프백). 외부 API 아님. 응답에서
+ * 자격증명/PII/스택트레이스 미노출 — 오류는 1줄 요약만 로깅.
+ *
+ * <p>호출 계약(중앙): {@code POST /rag/answer} → {@code {answer, sources[], grounded, faithfulness,
+ * abstained, degraded, degraded_reason, trace_id, answer_id}}.
+ */
+@Slf4j
+@Component
+public class RagClient {
+
+    /** 솔루션 식별자(컬렉션 rag_fa · 피드백 격리 키와 일치). */
+    private static final String SOLUTION = "fa";
+
+    /** /rag/answer 는 소형모델 콜드로드를 감안해 별도 긴 타임아웃(피드백 2.5s 재사용 금지). */
+    private static final Duration ANSWER_TIMEOUT = Duration.ofSeconds(240);
+
+    @Value("${guardia.rag.base-url:http://localhost:8020}")
+    private String baseUrl;
+
+    @Value("${guardia.rag.enabled:true}")
+    private boolean enabled;
+
+    private final HttpClient http = HttpClient.newBuilder()
+            .connectTimeout(Duration.ofSeconds(5))
+            .build();
+    private final ObjectMapper mapper = new ObjectMapper();
+
+    /**
+     * POST /rag/answer — 검색+근거생성+인용+guardrail. 근거 부족 시 {@code abstained:true} 로 보류된다.
+     *
+     * @return 중앙 응답 Map(패스스루). 미가용/실패 시 {@code {degraded:true, degraded_reason:...}}.
+     */
+    public Map<String, Object> answer(String query) {
+        if (!enabled) {
+            return degraded("rag_disabled");
+        }
+        try {
+            Map<String, Object> options = new LinkedHashMap<>();
+            options.put("stream", false);
+            options.put("verify", true);
+
+            Map<String, Object> body = new LinkedHashMap<>();
+            body.put("solution", SOLUTION);
+            body.put("query", query == null ? "" : query);
+            body.put("retrieval_mode", "vector");
+            body.put("top_k", 5);
+            body.put("options", options);
+
+            String payload = mapper.writeValueAsString(body);
+            HttpRequest req = HttpRequest.newBuilder()
+                    .uri(URI.create(trimTrailingSlash(baseUrl) + "/rag/answer"))
+                    .timeout(ANSWER_TIMEOUT)
+                    .header("Content-Type", "application/json")
+                    .header("X-Solution-Key", SOLUTION)
+                    .POST(HttpRequest.BodyPublishers.ofString(payload))
+                    .build();
+            HttpResponse<String> resp = http.send(req, HttpResponse.BodyHandlers.ofString());
+            if (resp.statusCode() / 100 != 2 || resp.body() == null || resp.body().isBlank()) {
+                log.warn("WISE /rag/answer 비2xx({}) — FA 폴백", resp.statusCode());
+                return degraded("rag_no_response");
+            }
+            @SuppressWarnings("unchecked")
+            Map<String, Object> out = mapper.readValue(resp.body(), Map.class);
+            return out != null ? out : degraded("rag_no_response");
+        } catch (Exception e) {
+            log.warn("WISE /rag/answer 일시 불가 — FA 폴백: {}", summarize(e));
+            return degraded("rag_unavailable");
+        }
+    }
+
+    private Map<String, Object> degraded(String reason) {
+        Map<String, Object> out = new LinkedHashMap<>();
+        out.put("degraded", true);
+        out.put("degraded_reason", reason);
+        return out;
+    }
+
+    private static String trimTrailingSlash(String s) {
+        if (s == null || s.isBlank()) {
+            return "http://localhost:8020";
+        }
+        return s.endsWith("/") ? s.substring(0, s.length() - 1) : s;
+    }
+
+    /** 스택트레이스 미노출: 메시지 1줄만 요약. */
+    private static String summarize(Exception e) {
+        String m = e.getMessage();
+        if (m == null) {
+            return e.getClass().getSimpleName();
+        }
+        return m.length() > 160 ? m.substring(0, 160) : m;
+    }
+}

backend/src/main/java/com/zioinfo/fa/wise/WiseAskController.java

@@ -0,0 +1,34 @@
+package com.zioinfo.fa.wise;
+
+import com.zioinfo.fa.common.ApiResponse;
+import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.Map;
+
+/**
+ * WISE AI — 중앙 guardia-rag {@code /rag/answer} 프록시(FA). [GUARDiA-FA]
+ *
+ * <p>{@code POST /api/wise/ask {query}} → {@link RagClient#answer(String)} → 근거·인용·환각차단이 담긴
+ * 중앙 응답을 그대로 전달한다. 브라우저는 rag 를 직접 호출하지 않고 이 백엔드를 경유한다.
+ *
+ * <p>인증: SecurityConfig {@code /api/wise/** authenticated} 게이트(로그인 사용자). 온프레미스 전용.
+ * 슬로건: Enterprise AI for Trusted Knowledge.
+ */
+@RestController
+@RequestMapping("/api/wise")
+@RequiredArgsConstructor
+public class WiseAskController {
+
+    private final RagClient ragClient;
+
+    @PostMapping("/ask")
+    public ApiResponse<Map<String, Object>> ask(@RequestBody Map<String, Object> req) {
+        Object q = req == null ? null : req.get("query");
+        String query = q == null ? "" : String.valueOf(q);
+        return ApiResponse.ok(ragClient.answer(query));
+    }
+}

backend/src/main/resources/static/index.html

@@ -5,8 +5,8 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <link rel="icon" type="image/x-icon" href="/favicon.ico" />
     <title>GUARDiA FA — Factory Automation Platform</title>
-    <script type="module" crossorigin src="/assets/index-DGCZGcqo.js"></script>
-    <link rel="stylesheet" crossorigin href="/assets/index-Bw_KpBbg.css">
+    <script type="module" crossorigin src="/assets/index-BLcAwA2O.js"></script>
+    <link rel="stylesheet" crossorigin href="/assets/index-B8zbZ_VS.css">
   </head>
   <body>
     <div id="root"></div>

frontend/src/App.tsx

@@ -3,7 +3,7 @@ import { BrowserRouter, Routes, Route, Navigate, NavLink } from 'react-router-do
 import {
   LayoutDashboard, Map, Monitor, QrCode, Package,
   AlertTriangle, ShieldCheck, Wrench, Boxes, Brain, LogOut, Cpu,
-  Users, UserCircle
+  Users, UserCircle, Sparkles
 } from 'lucide-react'
 import Login from './pages/Login'
 import Dashboard from './pages/Dashboard'
@@ -15,6 +15,7 @@ import AndonBoard from './pages/AndonBoard'
 import QualityControl from './pages/QualityControl'
 import EquipmentStatus from './pages/EquipmentStatus'
 import AiFactory from './pages/AiFactory'
+import WiseAiPage from './pages/WiseAiPage'
 import AiPlatformSettings from './pages/AiPlatformSettings'
 import MyPage from './pages/MyPage'
 import UserManagement from './pages/UserManagement'
@@ -30,6 +31,7 @@ const NAV_ITEMS = [
   { to: '/equipment', icon: Wrench, label: '설비 현황' },
   { to: '/inventory', icon: Boxes, label: '재고 관리' },
   { to: '/ai', icon: Brain, label: 'AI 공장 분석' },
+  { to: '/wise', icon: Sparkles, label: 'WISE AI' },
   { to: '/ai-settings', icon: Cpu, label: 'AI 플랫폼 설정' },
 ]
 
@@ -109,6 +111,7 @@ export default function App() {
                 <Route path="/equipment" element={<EquipmentStatus />} />
                 <Route path="/inventory" element={<AiFactory />} />
                 <Route path="/ai" element={<AiFactory />} />
+                <Route path="/wise" element={<WiseAiPage />} />
                 <Route path="/ai-settings" element={<AiPlatformSettings />} />
                 <Route path="/mypage" element={<MyPage />} />
                 <Route path="/admin/users" element={<UserManagement />} />

frontend/src/api/wise.ts

@@ -0,0 +1,36 @@
+// WISE AI API — /api/wise/ask (인증 사용자). [GUARDiA-FA]
+//   질문 → 중앙 guardia-rag /rag/answer 프록시 → 근거·인용·환각차단(abstained)·degraded 포함 응답.
+//   기본 client(baseURL '/api/fa')는 못 쓰므로 절대경로용 별도 인스턴스 사용(aiFeedback.ts 패턴).
+import axios from 'axios'
+
+const wiseApi = axios.create({ timeout: 250000 }) // 콜드로드(240s) 감안
+wiseApi.interceptors.request.use((config) => {
+  const token = localStorage.getItem('fa_token')
+  if (token) config.headers.Authorization = `Bearer ${token}`
+  return config
+})
+
+export interface WiseSource {
+  source?: string
+  chunk_id?: string
+  page?: number | string
+  support?: number
+  [k: string]: unknown
+}
+
+export interface WiseAnswer {
+  answer?: string
+  sources?: WiseSource[]
+  grounded?: boolean
+  faithfulness?: number
+  abstained?: boolean
+  degraded?: boolean
+  degraded_reason?: string
+  trace_id?: string
+  answer_id?: string
+  [k: string]: unknown
+}
+
+/** POST /api/wise/ask — 질문 전송. 봉투 { data } 안의 페이로드를 반환. */
+export const askWise = (query: string) =>
+  wiseApi.post('/api/wise/ask', { query }).then(r => (r.data?.data ?? {}) as WiseAnswer)

frontend/src/pages/WiseAiPage.tsx

@@ -0,0 +1,140 @@
+import React, { useState } from 'react'
+import { Sparkles, Send, Quote, ShieldAlert, Cpu, FileText } from 'lucide-react'
+import { askWise, WiseAnswer, WiseSource } from '../api/wise'
+
+/**
+ * WISE AI — Enterprise AI for Trusted Knowledge. [GUARDiA-FA]
+ * 질문 → 중앙 guardia-rag(/rag/answer) 프록시 → 근거 있는 답변 + 인용.
+ *  - abstained: 근거 부족 시 답변 보류(경고 톤, 오류 아님)
+ *  - degraded : 중앙 RAG 미가용 시 회색 배지(사유 코드)
+ * 자동 실행/외부 API 없음 — 온프레미스 중앙 rag 경유만.
+ */
+export default function WiseAiPage() {
+  const [query, setQuery] = useState('')
+  const [busy, setBusy] = useState(false)
+  const [res, setRes] = useState<WiseAnswer | null>(null)
+
+  const run = async () => {
+    if (!query.trim() || busy) return
+    setBusy(true)
+    setRes(null)
+    try {
+      setRes(await askWise(query.trim()))
+    } catch {
+      setRes({ degraded: true, degraded_reason: 'request_failed' })
+    } finally {
+      setBusy(false)
+    }
+  }
+
+  const onKey = (e: React.KeyboardEvent) => {
+    if (e.key === 'Enter' && (e.ctrlKey || e.metaKey)) run()
+  }
+
+  const sources: WiseSource[] = res?.sources || []
+  const abstained = res?.abstained === true
+  const degraded = res?.degraded === true
+
+  return (
+    <div className="max-w-4xl">
+      {/* 헤더 (브랜딩) */}
+      <div className="flex items-start justify-between mb-6">
+        <div>
+          <h1 className="text-xl font-bold flex items-center gap-2 text-white">
+            <Sparkles className="text-blue-400" size={20} /> WISE AI
+          </h1>
+          <p className="text-sm text-slate-400 mt-0.5">Enterprise AI for Trusted Knowledge</p>
+        </div>
+        <span className="flex items-center gap-1.5 text-xs px-3 py-1.5 rounded-full bg-slate-800 border border-slate-700 text-emerald-400">
+          <Cpu size={13} /> 중앙 guardia-rag · 외부 API 미사용
+        </span>
+      </div>
+
+      {/* 입력 */}
+      <div className="bg-slate-800 border border-slate-700 rounded-xl p-5 mb-5">
+        <textarea
+          value={query}
+          onChange={e => setQuery(e.target.value)}
+          onKeyDown={onKey}
+          placeholder="사내 문서·규정·업무 지식에 대해 질문하세요. 예) e-Paper 펌웨어 업데이트 절차 알려줘"
+          rows={3}
+          className="w-full px-3 py-2 rounded-lg bg-slate-900 border border-slate-700 text-sm text-slate-100 outline-none focus:border-blue-500"
+        />
+        <div className="flex items-center justify-between mt-2">
+          <span className="text-[11px] text-slate-500">Ctrl/⌘ + Enter 로 전송</span>
+          <button
+            onClick={run}
+            disabled={busy || !query.trim()}
+            className="flex items-center gap-1.5 px-4 py-2 rounded-lg bg-blue-600 hover:bg-blue-500 text-white text-sm font-semibold disabled:opacity-50"
+          >
+            {busy
+              ? <><span className="w-4 h-4 border-2 border-white/40 border-t-white rounded-full animate-spin" /> 검색 중…</>
+              : <><Send size={15} /> 질문하기</>}
+          </button>
+        </div>
+      </div>
+
+      {/* 결과 */}
+      {res && (
+        <div className="bg-slate-800 border border-slate-700 rounded-xl p-5">
+          {/* 상태 배지 */}
+          <div className="flex flex-wrap gap-1.5 mb-3">
+            {abstained && (
+              <span className="flex items-center gap-1.5 text-xs px-3 py-1.5 rounded-full bg-amber-500/10 border border-amber-500/40 text-amber-300">
+                <ShieldAlert size={13} /> 근거가 부족해 답변을 보류했습니다
+              </span>
+            )}
+            {degraded && (
+              <span className="text-xs px-3 py-1.5 rounded-full bg-slate-700 border border-slate-600 text-slate-300">
+                degraded{res.degraded_reason ? ` · ${res.degraded_reason}` : ''}
+              </span>
+            )}
+            {!abstained && !degraded && res.faithfulness != null && (
+              <span className="text-xs px-3 py-1.5 rounded-full bg-emerald-500/10 border border-emerald-500/40 text-emerald-300">
+                신뢰도 {Math.round(Number(res.faithfulness) * 100)}%
+              </span>
+            )}
+          </div>
+
+          {/* 답변 (plain text) */}
+          {abstained ? (
+            <p className="text-sm text-slate-400">
+              확인된 근거 문서가 충분하지 않아 답변을 제공하지 않았습니다. 질문을 더 구체화하거나 관련 문서 등록 후 다시 시도해 주세요.
+            </p>
+          ) : (
+            <pre className="whitespace-pre-wrap text-sm text-slate-100 leading-relaxed font-sans">
+              {res.answer || (degraded ? 'AI 서비스가 일시적으로 불가합니다. 잠시 후 다시 시도해 주세요.' : '')}
+            </pre>
+          )}
+
+          {/* 인용 카드 */}
+          {!abstained && (
+            <div className="mt-4">
+              <div className="text-xs text-slate-400 mb-1.5 flex items-center gap-1">
+                <Quote size={12} /> 근거 인용
+              </div>
+              {sources.length > 0 ? (
+                <div className="grid gap-2 sm:grid-cols-2">
+                  {sources.map((s, i) => (
+                    <div key={i} className="flex items-start gap-2 text-xs bg-slate-900 border border-slate-700 rounded-lg px-3 py-2">
+                      <FileText size={14} className="text-blue-400 mt-0.5 shrink-0" />
+                      <div className="min-w-0">
+                        <div className="text-slate-200 truncate">{s.source || s.chunk_id || `근거 ${i + 1}`}</div>
+                        <div className="text-slate-500">
+                          {s.page != null && `p.${s.page}`}
+                          {s.support != null && `${s.page != null ? ' · ' : ''}${Math.round(Number(s.support) * 100)}%`}
+                        </div>
+                      </div>
+                    </div>
+                  ))}
+                </div>
+              ) : (
+                <div className="text-xs text-slate-500">근거 문서 없음</div>
+              )}
+            </div>
+          )}
+        </div>
+      )}
+    </div>
+  )
+}