feat: [additional] Notion 검색 기능 추가

- NotionService: Notion API 검색 + Gemini AI 답변
- AiConfig에 notion provider 추가
- 추가기능 > Notion 검색 채팅 UI

app/Http/Controllers/Additional/NotionSearchController.php

@@ -0,0 +1,51 @@
+<?php
+
+namespace App\Http\Controllers\Additional;
+
+use App\Http\Controllers\Controller;
+use App\Services\NotionService;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+use Illuminate\Http\Response;
+use Illuminate\View\View;
+
+class NotionSearchController extends Controller
+{
+    /**
+     * Notion 검색 페이지 (채팅 UI)
+     */
+    public function index(Request $request): View|Response
+    {
+        if ($request->header('HX-Request')) {
+            return response('', 200)->header('HX-Redirect', route('additional.notion-search.index'));
+        }
+
+        return view('additional.notion-search.index');
+    }
+
+    /**
+     * AJAX 검색 API
+     */
+    public function search(Request $request): JsonResponse
+    {
+        $validated = $request->validate([
+            'message' => 'required|string|max:1000',
+            'history' => 'nullable|array',
+        ]);
+
+        try {
+            $service = new NotionService;
+            $result = $service->searchWithAi(
+                $validated['message'],
+                $validated['history'] ?? []
+            );
+
+            return response()->json($result);
+        } catch (\RuntimeException $e) {
+            return response()->json([
+                'reply' => $e->getMessage(),
+                'debug' => null,
+            ]);
+        }
+    }
+}

app/Http/Controllers/System/AiConfigController.php

@@ -48,7 +48,7 @@ public function store(Request $request): JsonResponse
     {
         $validated = $request->validate([
             'name' => 'required|string|max:50',
-            'provider' => 'required|string|in:gemini,claude,openai,gcs',
+            'provider' => 'required|string|in:gemini,claude,openai,gcs,notion',
             'api_key' => 'nullable|string|max:255',
             'model' => 'nullable|string|max:100',
             'base_url' => 'nullable|string|max:255',
@@ -108,7 +108,7 @@ public function update(Request $request, int $id): JsonResponse
 
         $validated = $request->validate([
             'name' => 'required|string|max:50',
-            'provider' => 'required|string|in:gemini,claude,openai,gcs',
+            'provider' => 'required|string|in:gemini,claude,openai,gcs,notion',
             'api_key' => 'nullable|string|max:255',
             'model' => 'nullable|string|max:100',
             'base_url' => 'nullable|string|max:255',
@@ -203,7 +203,7 @@ public function toggle(int $id): JsonResponse
     public function test(Request $request): JsonResponse
     {
         $validated = $request->validate([
-            'provider' => 'required|string|in:gemini,claude,openai',
+            'provider' => 'required|string|in:gemini,claude,openai,notion',
             'api_key' => 'nullable|string',
             'model' => 'required|string',
             'base_url' => 'nullable|string',
@@ -279,7 +279,7 @@ private function testGemini(string $baseUrl, string $model, string $apiKey): arr
 
         return [
             'ok' => false,
-            'error' => 'API 응답 오류: ' . $response->status(),
+            'error' => 'API 응답 오류: '.$response->status(),
         ];
     }
 
@@ -297,19 +297,19 @@ private function testGeminiVertexAi(string $model, string $projectId, string $re
             return ['ok' => false, 'error' => '서비스 계정 파일 경로가 필요합니다.'];
         }
 
-        if (!file_exists($serviceAccountPath)) {
+        if (! file_exists($serviceAccountPath)) {
             return ['ok' => false, 'error' => "서비스 계정 파일을 찾을 수 없습니다: {$serviceAccountPath}"];
         }
 
         // 서비스 계정 JSON 로드
         $serviceAccount = json_decode(file_get_contents($serviceAccountPath), true);
-        if (!$serviceAccount || empty($serviceAccount['client_email']) || empty($serviceAccount['private_key'])) {
+        if (! $serviceAccount || empty($serviceAccount['client_email']) || empty($serviceAccount['private_key'])) {
             return ['ok' => false, 'error' => '서비스 계정 파일 형식이 올바르지 않습니다.'];
         }
 
         // OAuth 토큰 획득
         $accessToken = $this->getVertexAiAccessToken($serviceAccount);
-        if (!$accessToken) {
+        if (! $accessToken) {
             return ['ok' => false, 'error' => 'OAuth 토큰 획득 실패. 서비스 계정 권한을 확인하세요.'];
         }
 
@@ -318,7 +318,7 @@ private function testGeminiVertexAi(string $model, string $projectId, string $re
 
         $response = \Illuminate\Support\Facades\Http::timeout(30)
             ->withHeaders([
-                'Authorization' => 'Bearer ' . $accessToken,
+                'Authorization' => 'Bearer '.$accessToken,
                 'Content-Type' => 'application/json',
             ])
             ->post($url, [
@@ -345,7 +345,7 @@ private function testGeminiVertexAi(string $model, string $projectId, string $re
 
         // 상세 오류 메시지 추출
         $errorBody = $response->json();
-        $errorMsg = $errorBody['error']['message'] ?? ('HTTP ' . $response->status());
+        $errorMsg = $errorBody['error']['message'] ?? ('HTTP '.$response->status());
 
         return [
             'ok' => false,
@@ -369,16 +369,16 @@ private function getVertexAiAccessToken(array $serviceAccount): ?string
         ]));
 
         $privateKey = openssl_pkey_get_private($serviceAccount['private_key']);
-        if (!$privateKey) {
+        if (! $privateKey) {
             return null;
         }
 
-        openssl_sign($jwtHeader . '.' . $jwtClaim, $signature, $privateKey, OPENSSL_ALGO_SHA256);
+        openssl_sign($jwtHeader.'.'.$jwtClaim, $signature, $privateKey, OPENSSL_ALGO_SHA256);
         if (PHP_VERSION_ID < 80000) {
             openssl_free_key($privateKey);
         }
 
-        $jwt = $jwtHeader . '.' . $jwtClaim . '.' . $this->base64UrlEncode($signature);
+        $jwt = $jwtHeader.'.'.$jwtClaim.'.'.$this->base64UrlEncode($signature);
 
         $response = \Illuminate\Support\Facades\Http::asForm()->post('https://oauth2.googleapis.com/token', [
             'grant_type' => 'urn:ietf:params:oauth:grant-type:jwt-bearer',
@@ -408,13 +408,13 @@ public function testGcs(Request $request): JsonResponse
             $serviceAccount = null;
 
             // 서비스 계정 로드 (JSON 직접 입력 또는 파일 경로)
-            if (!empty($validated['service_account_json'])) {
+            if (! empty($validated['service_account_json'])) {
                 $serviceAccount = $validated['service_account_json'];
-            } elseif (!empty($validated['service_account_path']) && file_exists($validated['service_account_path'])) {
+            } elseif (! empty($validated['service_account_path']) && file_exists($validated['service_account_path'])) {
                 $serviceAccount = json_decode(file_get_contents($validated['service_account_path']), true);
             }
 
-            if (!$serviceAccount) {
+            if (! $serviceAccount) {
                 return response()->json([
                     'ok' => false,
                     'error' => '서비스 계정 정보를 찾을 수 없습니다.',
@@ -423,7 +423,7 @@ public function testGcs(Request $request): JsonResponse
 
             // OAuth 토큰 획득
             $accessToken = $this->getGcsAccessToken($serviceAccount);
-            if (!$accessToken) {
+            if (! $accessToken) {
                 return response()->json([
                     'ok' => false,
                     'error' => 'OAuth 토큰 획득 실패',
@@ -432,7 +432,7 @@ public function testGcs(Request $request): JsonResponse
 
             // 버킷 존재 확인
             $response = \Illuminate\Support\Facades\Http::timeout(10)
-                ->withHeaders(['Authorization' => 'Bearer ' . $accessToken])
+                ->withHeaders(['Authorization' => 'Bearer '.$accessToken])
                 ->get("https://storage.googleapis.com/storage/v1/b/{$bucketName}");
 
             if ($response->successful()) {
@@ -444,7 +444,7 @@ public function testGcs(Request $request): JsonResponse
 
             return response()->json([
                 'ok' => false,
-                'error' => '버킷 접근 실패: ' . $response->status(),
+                'error' => '버킷 접근 실패: '.$response->status(),
             ]);
 
         } catch (\Exception $e) {
@@ -467,24 +467,24 @@ private function getGcsAccessToken(array $serviceAccount): ?string
             'scope' => 'https://www.googleapis.com/auth/devstorage.full_control',
             'aud' => 'https://oauth2.googleapis.com/token',
             'exp' => $now + 3600,
-            'iat' => $now
+            'iat' => $now,
         ]));
 
         $privateKey = openssl_pkey_get_private($serviceAccount['private_key']);
-        if (!$privateKey) {
+        if (! $privateKey) {
             return null;
         }
 
-        openssl_sign($jwtHeader . '.' . $jwtClaim, $signature, $privateKey, OPENSSL_ALGO_SHA256);
+        openssl_sign($jwtHeader.'.'.$jwtClaim, $signature, $privateKey, OPENSSL_ALGO_SHA256);
         if (PHP_VERSION_ID < 80000) {
             openssl_free_key($privateKey);
         }
 
-        $jwt = $jwtHeader . '.' . $jwtClaim . '.' . $this->base64UrlEncode($signature);
+        $jwt = $jwtHeader.'.'.$jwtClaim.'.'.$this->base64UrlEncode($signature);
 
         $response = \Illuminate\Support\Facades\Http::asForm()->post('https://oauth2.googleapis.com/token', [
             'grant_type' => 'urn:ietf:params:oauth:grant-type:jwt-bearer',
-            'assertion' => $jwt
+            'assertion' => $jwt,
         ]);
 
         if ($response->successful()) {

app/Models/System/AiConfig.php

@@ -52,6 +52,7 @@ class AiConfig extends Model
         'claude' => 'https://api.anthropic.com/v1',
         'openai' => 'https://api.openai.com/v1',
         'gcs' => 'https://storage.googleapis.com',
+        'notion' => 'https://api.notion.com/v1',
     ];
 
     /**
@@ -62,12 +63,13 @@ class AiConfig extends Model
         'claude' => 'claude-sonnet-4-20250514',
         'openai' => 'gpt-4o',
         'gcs' => '-',
+        'notion' => '2025-09-03',
     ];
 
     /**
      * AI Provider 목록 (GCS 제외)
      */
-    public const AI_PROVIDERS = ['gemini', 'claude', 'openai'];
+    public const AI_PROVIDERS = ['gemini', 'claude', 'openai', 'notion'];
 
     /**
      * 스토리지 Provider 목록
@@ -94,6 +96,16 @@ public static function getActiveClaude(): ?self
             ->first();
     }
 
+    /**
+     * 활성화된 Notion 설정 조회
+     */
+    public static function getActiveNotion(): ?self
+    {
+        return self::where('provider', 'notion')
+            ->where('is_active', true)
+            ->first();
+    }
+
     /**
      * Provider별 활성 설정 조회
      */
@@ -122,6 +134,7 @@ public function getProviderLabelAttribute(): string
             'claude' => 'Anthropic Claude',
             'openai' => 'OpenAI',
             'gcs' => 'Google Cloud Storage',
+            'notion' => 'Notion',
             default => $this->provider,
         };
     }
@@ -193,7 +206,7 @@ public function getMaskedApiKeyAttribute(): string
             return $this->api_key;
         }
 
-        return substr($this->api_key, 0, 8) . str_repeat('*', 8) . '...';
+        return substr($this->api_key, 0, 8).str_repeat('*', 8).'...';
     }
 
     /**
@@ -236,6 +249,7 @@ public function getAuthTypeLabelAttribute(): string
         if ($this->isVertexAi()) {
             return 'Vertex AI (서비스 계정)';
         }
+
         return 'API 키';
     }
 }

app/Services/NotionService.php

@@ -0,0 +1,281 @@
+<?php
+
+namespace App\Services;
+
+use App\Models\System\AiConfig;
+use Illuminate\Support\Facades\Http;
+use Illuminate\Support\Facades\Log;
+
+class NotionService
+{
+    private string $apiKey;
+
+    private string $version;
+
+    private string $baseUrl;
+
+    public function __construct()
+    {
+        $config = AiConfig::getActiveNotion();
+        if (! $config) {
+            throw new \RuntimeException('Notion API 설정이 없거나 비활성화 상태입니다.');
+        }
+
+        $this->apiKey = $config->api_key;
+        $this->version = $config->model ?: '2025-09-03';
+        $this->baseUrl = $config->base_url ?: 'https://api.notion.com/v1';
+    }
+
+    /**
+     * Notion 검색 API 호출
+     */
+    public function search(string $query, int $limit = 3): ?array
+    {
+        $response = Http::withHeaders([
+            'Authorization' => 'Bearer '.$this->apiKey,
+            'Notion-Version' => $this->version,
+        ])->timeout(15)->post($this->baseUrl.'/search', [
+            'query' => $query,
+            'page_size' => $limit,
+            'filter' => [
+                'value' => 'page',
+                'property' => 'object',
+            ],
+            'sort' => [
+                'direction' => 'descending',
+                'timestamp' => 'last_edited_time',
+            ],
+        ]);
+
+        if ($response->failed()) {
+            Log::error('Notion API 검색 오류', [
+                'status' => $response->status(),
+                'body' => $response->body(),
+            ]);
+
+            return null;
+        }
+
+        return $response->json();
+    }
+
+    /**
+     * 페이지 블록 내용 추출
+     */
+    public function getPageContent(string $pageId): string
+    {
+        $response = Http::withHeaders([
+            'Authorization' => 'Bearer '.$this->apiKey,
+            'Notion-Version' => $this->version,
+        ])->timeout(15)->get($this->baseUrl."/blocks/{$pageId}/children");
+
+        if ($response->failed() || ! $response->json('results')) {
+            return '';
+        }
+
+        $content = '';
+        $maxLength = 1500;
+
+        foreach ($response->json('results') as $block) {
+            if (strlen($content) >= $maxLength) {
+                $content .= '...(내용 생략됨)...';
+                break;
+            }
+
+            $type = $block['type'] ?? '';
+            if (isset($block[$type]['rich_text'])) {
+                foreach ($block[$type]['rich_text'] as $text) {
+                    $content .= $text['plain_text'] ?? '';
+                }
+                $content .= "\n";
+            }
+        }
+
+        return $content;
+    }
+
+    /**
+     * Gemini 쿼리 정제 → Notion 검색 → Gemini 답변 (통합)
+     */
+    public function searchWithAi(string $userMessage, array $history = []): array
+    {
+        $gemini = AiConfig::getActiveGemini();
+        if (! $gemini) {
+            return [
+                'reply' => 'Gemini AI 설정이 없거나 비활성화 상태입니다.',
+                'debug' => null,
+            ];
+        }
+
+        $geminiApiKey = $gemini->api_key;
+        $geminiModel = $gemini->model ?: 'gemini-2.0-flash';
+        $geminiBaseUrl = $gemini->base_url ?: 'https://generativelanguage.googleapis.com/v1beta';
+
+        // 대화 이력 텍스트 변환
+        $historyText = $this->buildHistoryText($history);
+
+        // 1. 검색어 정제
+        $refinedQuery = $this->refineQuery($userMessage, $historyText, $geminiBaseUrl, $geminiModel, $geminiApiKey);
+
+        // 2. Notion 검색 및 컨텍스트 확보
+        $searchResults = $this->search($refinedQuery);
+        $context = $this->buildContext($searchResults);
+
+        // 3. Gemini AI 답변 생성
+        $systemInstruction = $this->buildSystemInstruction($historyText, $context);
+
+        $response = Http::timeout(30)->post(
+            "{$geminiBaseUrl}/models/{$geminiModel}:generateContent?key={$geminiApiKey}",
+            [
+                'contents' => [
+                    ['parts' => [['text' => $userMessage]]],
+                ],
+                'systemInstruction' => [
+                    'parts' => [['text' => $systemInstruction]],
+                ],
+            ]
+        );
+
+        if ($response->failed()) {
+            Log::error('Gemini API 오류', [
+                'status' => $response->status(),
+                'body' => $response->body(),
+            ]);
+
+            return [
+                'reply' => '오류가 발생했습니다. 잠시 후 다시 시도해주세요.',
+                'debug' => ['refinedQuery' => $refinedQuery],
+            ];
+        }
+
+        $reply = $response->json('candidates.0.content.parts.0.text')
+            ?? '죄송합니다. 답변을 생성하지 못했습니다.';
+
+        return [
+            'reply' => $reply,
+            'debug' => [
+                'refinedQuery' => $refinedQuery,
+                'context' => $context,
+            ],
+        ];
+    }
+
+    /**
+     * Gemini로 검색어 정제
+     */
+    private function refineQuery(string $userMessage, string $historyText, string $baseUrl, string $model, string $apiKey): string
+    {
+        $systemInstruction = "You are a detailed search query generator for a Notion database.
+Analyze the [Current Question] and [Conversation History] (if any).
+1. Correct any typos (e.g., '프론트엔디' -> '프론트엔드').
+2. Identify the core topic or entities.
+3. IGNORE standard greetings (e.g., 'Hello', '운영자 문서 탐색').
+4. Convert the intent into a precise search query likely to match Notion page titles or content.
+RETURN ONLY THE SEARCH QUERY STRING. Do not explain.";
+
+        $response = Http::timeout(15)->post(
+            "{$baseUrl}/models/{$model}:generateContent?key={$apiKey}",
+            [
+                'contents' => [
+                    ['parts' => [['text' => "Conversation History:\n{$historyText}\n\nCurrent Question: {$userMessage}"]]],
+                ],
+                'systemInstruction' => [
+                    'parts' => [['text' => $systemInstruction]],
+                ],
+            ]
+        );
+
+        if ($response->successful()) {
+            $refined = $response->json('candidates.0.content.parts.0.text');
+            if ($refined) {
+                return trim($refined);
+            }
+        }
+
+        return $userMessage;
+    }
+
+    /**
+     * 대화 이력을 텍스트로 변환
+     */
+    private function buildHistoryText(array $history): string
+    {
+        $text = '';
+        foreach ($history as $msg) {
+            $role = ($msg['role'] ?? '') === 'user' ? 'User' : 'Assistant';
+            $parts = $msg['parts'] ?? [];
+            $msgText = is_array($parts) && isset($parts[0]['text']) ? $parts[0]['text'] : (is_string($parts) ? $parts : '');
+            $text .= "{$role}: {$msgText}\n";
+        }
+
+        return $text;
+    }
+
+    /**
+     * 검색 결과에서 컨텍스트 구성
+     */
+    private function buildContext(?array $searchResults): string
+    {
+        if (! $searchResults || empty($searchResults['results'])) {
+            return '관련된 내부 문서를 찾을 수 없습니다.';
+        }
+
+        $context = '';
+        foreach ($searchResults['results'] as $page) {
+            $title = $this->extractPageTitle($page);
+            $pageContent = $this->getPageContent($page['id']);
+            $url = $page['url'] ?? '';
+            $context .= "문서 제목: [{$title}]\nURL: {$url}\n내용:\n{$pageContent}\n---\n";
+        }
+
+        return $context ?: '관련된 내부 문서를 찾을 수 없습니다.';
+    }
+
+    /**
+     * 페이지에서 제목 추출
+     */
+    private function extractPageTitle(array $page): string
+    {
+        if (isset($page['properties']['Name']['title'][0]['plain_text'])) {
+            return $page['properties']['Name']['title'][0]['plain_text'];
+        }
+        if (isset($page['properties']['title']['title'][0]['plain_text'])) {
+            return $page['properties']['title']['title'][0]['plain_text'];
+        }
+
+        // 다른 title 속성 탐색
+        foreach ($page['properties'] ?? [] as $prop) {
+            if (isset($prop['title'][0]['plain_text'])) {
+                return $prop['title'][0]['plain_text'];
+            }
+        }
+
+        return '제목 없음';
+    }
+
+    /**
+     * 시스템 인스트럭션 구성
+     */
+    private function buildSystemInstruction(string $historyText, string $context): string
+    {
+        $instruction = "You are a helpful, friendly, and professional customer support agent for 'codebridge-x.com'. Your tone should be polite and efficient, similar to Korean customer service standards. Use the provided [Context] to answer the user's question. If the context doesn't contain the answer, say you don't have that information in the internal documents. Reply in Korean.\n";
+
+        if (! empty($historyText)) {
+            $instruction .= "\n[Conversation History]\n".$historyText;
+        }
+
+        $instruction .= "\nIMPORTANT: Even if you cannot find the direct answer in the Context, you MUST list the documents provided in the Context as '관련 문서' at the bottom.
+
+If the document content is long or partial (ends with '...'), summarize the key points available and encourage the user to click the link for full details.
+
+Format:
+[Answer / Summary]
+
+관련 문서:
+- [문서 제목](URL)
+
+[Context]\n".$context;
+
+        return $instruction;
+    }
+}

resources/views/additional/notion-search/index.blade.php

@@ -0,0 +1,214 @@
+@extends('layouts.app')
+
+@section('title', 'Notion 검색')
+
+@push('styles')
+<style>
+    .ns-wrap { max-width: 800px; margin: 0 auto; padding: 24px 16px; height: calc(100vh - 64px); display: flex; flex-direction: column; }
+    .ns-header { text-align: center; margin-bottom: 16px; flex-shrink: 0; }
+    .ns-header h1 { font-size: 1.25rem; font-weight: 700; color: #1e293b; }
+    .ns-header p { color: #64748b; font-size: 0.85rem; margin-top: 4px; }
+    .ns-chat { flex: 1; display: flex; flex-direction: column; background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; overflow: hidden; min-height: 0; }
+    .ns-messages { flex: 1; overflow-y: auto; padding: 16px; }
+    .ns-messages::-webkit-scrollbar { width: 4px; }
+    .ns-messages::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 2px; }
+    .ns-input-area { flex-shrink: 0; padding: 12px 16px; border-top: 1px solid #e2e8f0; background: #fff; }
+</style>
+@endpush
+
+@section('content')
+<meta name="csrf-token" content="{{ csrf_token() }}">
+<div id="notion-search-root"></div>
+@endsection
+
+@push('scripts')
+@include('partials.react-cdn')
+@verbatim
+<script type="text/babel">
+const { useState, useEffect, useRef } = React;
+
+const Sender = { USER: 'user', BOT: 'bot' };
+
+/* ── API ── */
+const searchNotion = async (message, history = []) => {
+    try {
+        const csrfToken = document.querySelector('meta[name="csrf-token"]')?.content;
+        const res = await fetch('/additional/notion-search/search', {
+            method: 'POST',
+            headers: {
+                'Content-Type': 'application/json',
+                'X-CSRF-TOKEN': csrfToken,
+                'Accept': 'application/json',
+            },
+            body: JSON.stringify({ message, history }),
+        });
+        if (!res.ok) throw new Error('Network error');
+        const data = await res.json();
+        if (data.debug) {
+            console.group('Notion Search Debug');
+            console.log('Refined Query:', data.debug.refinedQuery);
+            console.log('Context:', data.debug.context);
+            console.groupEnd();
+        }
+        return data.reply || '응답을 받을 수 없습니다.';
+    } catch (e) {
+        console.error('Search error:', e);
+        return '오류가 발생했습니다. 잠시 후 다시 시도해주세요.';
+    }
+};
+
+/* ── 마크다운 링크 파싱 ── */
+const parseLinks = (text, isUser) => {
+    const parts = [];
+    let last = 0;
+    const re = /\[([^\]]+)\]\(([^)]+)\)/g;
+    let m;
+    while ((m = re.exec(text)) !== null) {
+        if (m.index > last) parts.push(text.substring(last, m.index));
+        parts.push(
+            <a key={last} href={m[2]} target="_blank" rel="noopener noreferrer"
+               className={`underline font-medium break-all ${isUser ? 'text-blue-200 hover:text-white' : 'text-blue-600 hover:text-blue-800'}`}
+               onClick={e => e.stopPropagation()}>
+                {m[1]}
+            </a>
+        );
+        last = re.lastIndex;
+    }
+    if (last < text.length) parts.push(text.substring(last));
+    return parts;
+};
+
+/* ── 봇 아바타 ── */
+const BotAvatar = () => (
+    <div className="shrink-0 rounded-full flex items-center justify-center text-white font-bold text-xs shadow-sm"
+         style={{ width: 32, height: 32, background: 'linear-gradient(135deg, #3b82f6, #4f46e5)' }}>
+        N
+    </div>
+);
+
+/* ── 메시지 버블 ── */
+const MessageBubble = ({ msg }) => {
+    const isUser = msg.sender === Sender.USER;
+    return (
+        <div className={`flex mb-3 ${isUser ? 'justify-end' : 'justify-start'}`}>
+            {!isUser && <div className="mr-2 mt-1"><BotAvatar /></div>}
+            <div className={`max-w-[80%] rounded-2xl px-4 py-3 text-sm leading-relaxed shadow-sm whitespace-pre-wrap ${
+                isUser
+                    ? 'bg-blue-600 text-white rounded-tr-sm'
+                    : 'bg-gray-50 text-gray-800 border border-gray-200 rounded-tl-sm'
+            }`}>
+                {parseLinks(msg.text, isUser)}
+            </div>
+        </div>
+    );
+};
+
+/* ── 로딩 인디케이터 ── */
+const LoadingBubble = () => (
+    <div className="flex justify-start mb-3">
+        <div className="mr-2 mt-1"><BotAvatar /></div>
+        <div className="bg-gray-50 text-gray-400 border border-gray-200 rounded-2xl rounded-tl-sm px-4 py-3 text-sm shadow-sm flex items-center gap-1">
+            <span className="inline-block animate-pulse">답변 작성 중</span>
+            <span className="inline-flex gap-0.5">
+                <span className="w-1 h-1 bg-gray-400 rounded-full animate-bounce" style={{ animationDelay: '0ms' }}></span>
+                <span className="w-1 h-1 bg-gray-400 rounded-full animate-bounce" style={{ animationDelay: '150ms' }}></span>
+                <span className="w-1 h-1 bg-gray-400 rounded-full animate-bounce" style={{ animationDelay: '300ms' }}></span>
+            </span>
+        </div>
+    </div>
+);
+
+/* ── 메인 앱 ── */
+const NotionSearchApp = () => {
+    const [messages, setMessages] = useState([
+        { id: 'welcome', text: 'Notion 문서를 검색합니다. 궁금한 내용을 입력하세요!', sender: Sender.BOT, ts: new Date() },
+    ]);
+    const [input, setInput] = useState('');
+    const [loading, setLoading] = useState(false);
+    const endRef = useRef(null);
+    const inputRef = useRef(null);
+
+    useEffect(() => {
+        endRef.current?.scrollIntoView({ behavior: 'smooth' });
+    }, [messages, loading]);
+
+    const handleSend = async (e) => {
+        e?.preventDefault();
+        const text = input.trim();
+        if (!text || loading) return;
+
+        const userMsg = { id: Date.now().toString(), text, sender: Sender.USER, ts: new Date() };
+        setMessages(prev => [...prev, userMsg]);
+        setInput('');
+        setLoading(true);
+
+        try {
+            const history = messages.slice(-10).map(m => ({
+                role: m.sender === Sender.USER ? 'user' : 'model',
+                parts: [{ text: m.text }],
+            }));
+            const reply = await searchNotion(text, history);
+            setMessages(prev => [...prev, {
+                id: (Date.now() + 1).toString(),
+                text: reply,
+                sender: Sender.BOT,
+                ts: new Date(),
+            }]);
+        } catch (err) {
+            console.error(err);
+        } finally {
+            setLoading(false);
+            inputRef.current?.focus();
+        }
+    };
+
+    return (
+        <div className="ns-wrap">
+            <div className="ns-header">
+                <h1>Notion 검색</h1>
+                <p>Notion 문서에서 검색하고 AI가 답변합니다</p>
+            </div>
+
+            <div className="ns-chat">
+                {/* 메시지 영역 */}
+                <div className="ns-messages">
+                    {messages.map(msg => <MessageBubble key={msg.id} msg={msg} />)}
+                    {loading && <LoadingBubble />}
+                    <div ref={endRef} />
+                </div>
+
+                {/* 입력 영역 */}
+                <div className="ns-input-area">
+                    <form onSubmit={handleSend} className="flex items-center gap-2">
+                        <input
+                            ref={inputRef}
+                            type="text"
+                            className="flex-1 px-4 py-2.5 border border-gray-300 rounded-full text-sm text-gray-700 placeholder-gray-400 bg-white focus:outline-none focus:border-blue-500 focus:ring-1 focus:ring-blue-500"
+                            placeholder="검색어를 입력하세요..."
+                            value={input}
+                            onChange={e => setInput(e.target.value)}
+                            disabled={loading}
+                        />
+                        <button
+                            type="submit"
+                            disabled={!input.trim() || loading}
+                            className={`shrink-0 px-4 py-2.5 rounded-full text-sm font-medium transition-colors ${
+                                !input.trim() || loading
+                                    ? 'bg-gray-100 text-gray-400 cursor-not-allowed'
+                                    : 'bg-blue-600 text-white hover:bg-blue-700'
+                            }`}
+                        >
+                            전송
+                        </button>
+                    </form>
+                </div>
+            </div>
+        </div>
+    );
+};
+
+const root = ReactDOM.createRoot(document.getElementById('notion-search-root'));
+root.render(<NotionSearchApp />);
+</script>
+@endverbatim
+@endpush

routes/web.php

@@ -1,11 +1,10 @@
 <?php
 
+use App\Http\Controllers\Additional\KioskController;
+use App\Http\Controllers\Additional\NotionSearchController;
 use App\Http\Controllers\Api\BusinessCardOcrController;
 use App\Http\Controllers\ApiLogController;
 use App\Http\Controllers\AppVersionController;
-use App\Http\Controllers\ESign\EsignApiController;
-use App\Http\Controllers\ESign\EsignController;
-use App\Http\Controllers\ESign\EsignPublicController;
 use App\Http\Controllers\ArchivedRecordController;
 use App\Http\Controllers\AuditLogController;
 use App\Http\Controllers\Auth\LoginController;
@@ -21,25 +20,27 @@
 use App\Http\Controllers\DevTools\FlowTesterController;
 use App\Http\Controllers\DocumentController;
 use App\Http\Controllers\DocumentTemplateController;
+use App\Http\Controllers\ESign\EsignApiController;
+use App\Http\Controllers\ESign\EsignController;
+use App\Http\Controllers\ESign\EsignPublicController;
 use App\Http\Controllers\FcmController;
 use App\Http\Controllers\ItemFieldController;
 use App\Http\Controllers\ItemManagementController;
-use App\Http\Controllers\Additional\KioskController;
+use App\Http\Controllers\Juil\ConstructionSitePhotoController;
+use App\Http\Controllers\Juil\MeetingMinuteController;
+use App\Http\Controllers\Juil\PlanningController;
 use App\Http\Controllers\Lab\StrategyController;
 use App\Http\Controllers\MenuController;
 use App\Http\Controllers\MenuSyncController;
+use App\Http\Controllers\NumberingRuleController;
 use App\Http\Controllers\PermissionController;
 use App\Http\Controllers\PostController;
 use App\Http\Controllers\ProfileController;
 use App\Http\Controllers\ProjectManagementController;
-use App\Http\Controllers\NumberingRuleController;
 use App\Http\Controllers\QuoteFormulaController;
 use App\Http\Controllers\RoleController;
 use App\Http\Controllers\RolePermissionController;
 use App\Http\Controllers\Sales\SalesProductController;
-use App\Http\Controllers\Juil\ConstructionSitePhotoController;
-use App\Http\Controllers\Juil\MeetingMinuteController;
-use App\Http\Controllers\Juil\PlanningController;
 use App\Http\Controllers\Stats\StatDashboardController;
 use App\Http\Controllers\System\AiConfigController;
 use App\Http\Controllers\System\AiTokenUsageController;
@@ -654,6 +655,7 @@
         if (request()->header('HX-Request')) {
             return response('', 200)->header('HX-Redirect', route('dashboard'));
         }
+
         return view('dashboard.index');
     })->name('dashboard');
 
@@ -707,6 +709,11 @@
             Route::get('/showroom', [KioskController::class, 'showroom'])->name('showroom');
             Route::get('/factory', [KioskController::class, 'factory'])->name('factory');
         });
+
+        Route::prefix('notion-search')->name('notion-search.')->group(function () {
+            Route::get('/', [NotionSearchController::class, 'index'])->name('index');
+            Route::post('/search', [NotionSearchController::class, 'search'])->name('search');
+        });
     });
 
     /*