초기 커밋: 5130 레거시 시스템

- URL 하드코딩 → .env APP_URL 기반 동적 URL로 변경
- DB 연결 하드코딩 → .env 기반으로 변경
- MySQL strict mode DATE 오류 수정

chatbot/rag/debug_search.php

@@ -0,0 +1,39 @@
+<?php
+// chatbot/rag/debug_search.php
+require_once __DIR__ . '/search.php';
+require_once dirname(__DIR__) . '/../apikey/google_vertex_api.txt'; // Path verify
+
+$apiKeyPath = dirname(__DIR__, 2) . '/apikey/google_vertex_api.txt';
+$apiKey = trim(file_get_contents($apiKeyPath));
+
+echo "=== RAG Debug Tool ===\n";
+echo "API Key Path: $apiKeyPath\n";
+echo "API Key Length: " . strlen($apiKey) . "\n";
+
+$search = new VectorSearch();
+
+// Reflect into the object to check vector count
+$reflection = new ReflectionClass($search);
+$property = $reflection->getProperty('vectors');
+$property->setAccessible(true);
+$vectors = $property->getValue($search);
+
+echo "Loaded Vectors Count: " . count($vectors) . "\n";
+
+if (empty($vectors)) {
+    echo "CRITICAL ERROR: No vectors loaded. Check vectors.json format or path.\n";
+    exit;
+}
+
+$query = "개발 dump";
+echo "Testing Query: '$query'\n";
+
+// Run Search
+try {
+    $results = $search->search($query, $apiKey, 3);
+    echo "Search Result Count: " . count($results) . "\n";
+    print_r($results);
+} catch (Exception $e) {
+    echo "Search Error: " . $e->getMessage() . "\n";
+}
+?>