Rust library for [nina.api.bund.dev], the german warn system.
```rust use nina::*;
let ags = "091620000000";
let covidrulesforags = covidrules(ags).unwrap(); let overviewforags = overview(ags).unwrap();
let mut warnings: Vec = Vec::new(); warnings.extend(mowas().unwrap()); warnings.extend(katwarn().unwrap()); warnings.extend(biwapp().unwrap()); ```