feat: 초기 프로젝트 설정 및 LunchPick 앱 구현

LunchPick(오늘 뭐 먹Z?) Flutter 앱의 초기 구현입니다.

주요 기능:
- 네이버 지도 연동 맛집 추가
- 랜덤 메뉴 추천 시스템
- 날씨 기반 거리 조정
- 방문 기록 관리
- Bluetooth 맛집 공유
- 다크모드 지원

기술 스택:
- Flutter 3.8.1+
- Riverpod 상태 관리
- Hive 로컬 DB
- Clean Architecture

🤖 Generated with Claude Code

Co-Authored-By: Claude <noreply@anthropic.com>

lib/data/api/naver/naver_graphql_api.dart

@@ -0,0 +1,167 @@
+import 'package:dio/dio.dart';
+import 'package:flutter/foundation.dart';
+
+import '../../../core/network/network_client.dart';
+import '../../../core/errors/network_exceptions.dart';
+
+/// 네이버 GraphQL API 클라이언트
+/// 
+/// 네이버 지도의 GraphQL API를 호출하여 상세 정보를 가져옵니다.
+class NaverGraphQLApi {
+  final NetworkClient _networkClient;
+  
+  static const String _graphqlEndpoint = 'https://pcmap-api.place.naver.com/graphql';
+
+  NaverGraphQLApi({NetworkClient? networkClient})
+    : _networkClient = networkClient ?? NetworkClient();
+
+  /// GraphQL 쿼리 실행
+  Future<Map<String, dynamic>> fetchGraphQL({
+    required String operationName,
+    required String query,
+    Map<String, dynamic>? variables,
+  }) async {
+    try {
+      final response = await _networkClient.post<Map<String, dynamic>>(
+        _graphqlEndpoint,
+        data: {
+          'operationName': operationName,
+          'query': query,
+          'variables': variables ?? {},
+        },
+        options: Options(
+          headers: {
+            'Content-Type': 'application/json',
+            'Accept': 'application/json',
+            'Referer': 'https://map.naver.com/',
+            'Origin': 'https://map.naver.com',
+          },
+        ),
+      );
+
+      if (response.data == null) {
+        throw ParseException(
+          message: 'GraphQL 응답이 비어있습니다',
+        );
+      }
+
+      return response.data!;
+    } on DioException catch (e) {
+      debugPrint('fetchGraphQL error: $e');
+      throw ServerException(
+        message: 'GraphQL 요청 중 오류가 발생했습니다',
+        statusCode: e.response?.statusCode ?? 500,
+        originalError: e,
+      );
+    }
+  }
+
+  /// 장소 상세 정보 가져오기 (한국어 텍스트)
+  Future<Map<String, dynamic>> fetchKoreanTextsFromPcmap(String placeId) async {
+    const query = '''
+    query getKoreanTexts(\$id: String!) {
+      place(input: { id: \$id }) {
+        id
+        name
+        category
+        businessHours {
+          description
+          isDayOff
+          openTime
+          closeTime
+          dayOfWeek
+          businessHours
+        }
+        phone
+        address {
+          roadAddress
+          jibunAddress
+        }
+        description
+        menuInfo {
+          menus {
+            name
+            price
+            description
+            images {
+              url
+            }
+          }
+        }
+        keywords
+        priceCategory
+        imageCount
+        visitorReviewCount
+        visitorReviewScore
+      }
+    }
+    ''';
+
+    try {
+      final response = await fetchGraphQL(
+        operationName: 'getKoreanTexts',
+        query: query,
+        variables: {'id': placeId},
+      );
+
+      if (response['errors'] != null) {
+        debugPrint('GraphQL errors: ${response['errors']}');
+        throw ParseException(
+          message: 'GraphQL 오류: ${response['errors']}',
+        );
+      }
+
+      return response['data']?['place'] ?? {};
+    } catch (e) {
+      debugPrint('fetchKoreanTextsFromPcmap error: $e');
+      rethrow;
+    }
+  }
+
+  /// 장소 기본 정보 가져오기
+  Future<Map<String, dynamic>> fetchPlaceBasicInfo(String placeId) async {
+    const query = '''
+    query getPlaceBasicInfo(\$id: String!) {
+      place(input: { id: \$id }) {
+        id
+        name
+        category
+        phone
+        address {
+          roadAddress
+          jibunAddress
+        }
+        location {
+          latitude
+          longitude
+        }
+        homepageUrl
+        bookingUrl
+      }
+    }
+    ''';
+
+    try {
+      final response = await fetchGraphQL(
+        operationName: 'getPlaceBasicInfo',
+        query: query,
+        variables: {'id': placeId},
+      );
+
+      if (response['errors'] != null) {
+        throw ParseException(
+          message: 'GraphQL 오류: ${response['errors']}',
+        );
+      }
+
+      return response['data']?['place'] ?? {};
+    } catch (e) {
+      debugPrint('fetchPlaceBasicInfo error: $e');
+      rethrow;
+    }
+  }
+
+  void dispose() {
+    // 필요시 리소스 정리
+  }
+}