{"id":47693792,"url":"https://github.com/umsungjun/when-cherry-blossoms","last_synced_at":"2026-04-02T16:11:35.216Z","repository":{"id":345421217,"uuid":"1185772872","full_name":"umsungjun/when-cherry-blossoms","owner":"umsungjun","description":"벚꽃 언제 피나요? 서울, 부산, 제주 등 전국 16곳 벚꽃 개화 시기와 만개 날짜를 알려드려요. 꽃비 예보, 날씨, 가볼 만한 벚꽃 명소까지 한눈에 확인하세요.","archived":false,"fork":false,"pushed_at":"2026-03-27T00:42:31.000Z","size":24640,"stargazers_count":2,"open_issues_count":0,"forks_count":0,"subscribers_count":0,"default_branch":"main","last_synced_at":"2026-03-27T01:52:44.343Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":"https://when-cherry-blossoms.vercel.app/","language":"TypeScript","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/umsungjun.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null,"zenodo":null,"notice":null,"maintainers":null,"copyright":null,"agents":"AGENTS.md","dco":null,"cla":null}},"created_at":"2026-03-18T23:39:30.000Z","updated_at":"2026-03-26T06:20:01.000Z","dependencies_parsed_at":null,"dependency_job_id":null,"html_url":"https://github.com/umsungjun/when-cherry-blossoms","commit_stats":null,"previous_names":["umsungjun/when-cherry-blossoms"],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/umsungjun/when-cherry-blossoms","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/umsungjun%2Fwhen-cherry-blossoms","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/umsungjun%2Fwhen-cherry-blossoms/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/umsungjun%2Fwhen-cherry-blossoms/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/umsungjun%2Fwhen-cherry-blossoms/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/umsungjun","download_url":"https://codeload.github.com/umsungjun/when-cherry-blossoms/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/umsungjun%2Fwhen-cherry-blossoms/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":31309706,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-04-02T12:59:32.332Z","status":"ssl_error","status_checked_at":"2026-04-02T12:54:48.875Z","response_time":89,"last_error":"SSL_connect returned=1 errno=0 peeraddr=140.82.121.5:443 state=error: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2026-04-02T16:11:34.594Z","updated_at":"2026-04-02T16:11:35.201Z","avatar_url":"https://github.com/umsungjun.png","language":"TypeScript","funding_links":[],"categories":[],"sub_categories":[],"readme":"# 벚꽃 언제 필까? 🌸\n\n2026년 전국 벚꽃 개화 예보 서비스. 기상청 예보와 AI 예측 날짜를 비교하고, 낙화 위험도와 AI 여행 추천까지 한 번에 확인할 수 있습니다.\n\n**배포 URL:** https://when-cherry-blossoms.kro.kr\n\n---\n\n## 주요 기능\n\n- **기상청 vs AI 개화 비교** — 전국 16개 지역의 기상청 예보 + 적산온도(GDD) 기반 Gemini 2.5 Flash AI 예측 날짜를 나란히 표시\n- **적산온도 기반 AI 예측** — Open-Meteo Historical API로 올해 2~3월 실측 기온을 수집하고, 위도별 GDD 임계값을 기반으로 과학적 개화 예측\n- **낙화 위험도** — Open-Meteo 날씨 데이터(강수량·풍속·돌풍) 기반 실시간 위험도 산출\n- **AI 버꼬** — Gemini 3.1 Flash Lite 기반 AI 챗봇, 벚꽃에 관한 질문에 답변\n- **다크 / 라이트 모드** — 헤더 토글 버튼으로 전환 (Dark Sakura 테마)\n\n## 기술 스택\n\n| 구분 | 스택 |\n|---|---|\n| Framework | Next.js 16 (App Router) |\n| Styling | Tailwind CSS v4 |\n| AI (예측) | Google Gemini 2.5 Flash |\n| AI (챗봇) | Google Gemini 3.1 Flash Lite |\n| 날씨 | Open-Meteo API |\n| 댓글 | Firebase Firestore |\n| 분석 | Microsoft Clarity |\n| 배포 | Vercel |\n\n## 로컬 실행\n\n```bash\npnpm install\npnpm dev\n```\n\n`.env.local` 필요:\n\n```env\nGEMINI_API_KEY=...\nNEXT_PUBLIC_FIREBASE_API_KEY=...\nNEXT_PUBLIC_FIREBASE_AUTH_DOMAIN=...\nNEXT_PUBLIC_FIREBASE_PROJECT_ID=...\nNEXT_PUBLIC_FIREBASE_STORAGE_BUCKET=...\nNEXT_PUBLIC_FIREBASE_MESSAGING_SENDER_ID=...\nNEXT_PUBLIC_FIREBASE_APP_ID=...\n```\n\n## 데이터 구조\n\n개화 날짜는 `src/lib/data/regions.ts`에 정적으로 관리됩니다 (Phase 1). 기상청 공공 API가 공개되면 해당 파일의 데이터 소스만 교체하면 됩니다 (Phase 2).\n\nAI 예측은 Open-Meteo Historical API에서 올해 2월~현재까지의 실측 기온 데이터를 수집하고, 적산온도(GDD, 기준 5°C)와 최근 기온 추세, 향후 7일 예보를 Gemini 2.5 Flash에 제공하여 과학적 근거 기반의 개화·만개·낙화 날짜를 예측합니다. 결과는 인메모리 + 파일 캐시(3시간 TTL)로 관리됩니다.\n\n개화 **상태**는 오늘 날짜와 예보 날짜를 비교해 런타임에 자동 계산됩니다 (`enrichRegion()`).\n\n## 만든 사람\n\n- GitHub: [umsungjun](https://github.com/umsungjun)\n- LinkedIn: [frontend-developer-umsungjun](https://www.linkedin.com/in/frontend-developer-umsungjun/)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fumsungjun%2Fwhen-cherry-blossoms","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fumsungjun%2Fwhen-cherry-blossoms","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fumsungjun%2Fwhen-cherry-blossoms/lists"}