feat: 接入 VizieR 星表检索与 LAMOST/Gaia/SDSS/DESI 跨源光谱下载
新增天文观测数据获取能力,覆盖星表查询与一维光谱下载两大场景:
星表检索(CDS VizieR)
- VizieR TAP 客户端(JSON 优先 + VOTable 降级),共享 IVOA VOTable 解析层
- 业务层支持自由 ADQL、锥形检索、交叉证认、星表发现与 CSV 导出
- ADQL 注入防护(标识符清洗 + 字符串字面量转义),TTL 缓存(7 天)
跨望远镜光谱下载(统一入口)
- 接入 LAMOST(ConeSearch + FITS.gz)、Gaia(TAP + DataLink ZIP)、
SDSS(Data Lab TAP + SAS)、DESI(HEALPix coadd)四源
- 双模式:坐标模式(cone 检索 → 选源 → 下载)/ 标识符模式(直按 ID 下载)
- 光谱文件永久缓存(不可变),按 source+source_id 去重
Agent 与 API
- +4 工具:query_vizier / cone_search / find_spectrum / catalog_operation(22 → 26)
- +6 路由:/catalog/vizier、/cone、/crossmatch、/spectrum/{download,list}
- 前端新增 VizierResultCard / FindSpectrumCard 可视化卡片
工程重构
- services/target.rs (832 行) 拆分为 services/cds/{target,vizier}.rs + clients/cds/sesame.rs,
贯彻 client(通信)/ service(缓存+编排)分层
- ADS 返回字段新增 data(关联数据表 URL),与星表功能联动
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@@ -25,7 +25,7 @@ tower-http = { version = "0.5", features = ["cors", "fs", "trace", "set-header"]
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sqlx = { version = "0.7", features = ["runtime-tokio-rustls", "sqlite", "chrono", "json"] }
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serde = { version = "1.0", features = ["derive"] }
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serde_json = "1.0"
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reqwest = { version = "0.12", default-features = false, features = ["json", "stream", "multipart", "cookies", "rustls-tls"] }
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reqwest = { version = "0.12", default-features = false, features = ["json", "stream", "multipart", "cookies", "rustls-tls", "native-tls"] }
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dotenvy = "0.15"
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quick-xml = { version = "0.31", features = ["serialize"] }
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anyhow = "1.0"
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