feat: add governed hydrology and historical imagery

2026-07-15 12:17:45 +02:00
parent 5b1156e989
commit fb38eb3e91
32 changed files with 1646 additions and 55 deletions
@@ -99,6 +99,16 @@ Mask files are provenance/debug artifacts. QA, map display and GeoJSON output mu

 Do not delete originals automatically. Derived outputs may be cleaned through explicit cache management.

+## Official temporal source artifacts
+
+Waterinfo raw station layers, timeseries responses and checksum manifests live
+under `storage/operator-data/waterinfo/<scope>/`. These are immutable source
+evidence; queryable annual Point snapshots are normal Dataset/vector_feature
+records. Bounded orthophotos are normal raster Dataset files. Their WMS URL,
+product/layer, request/spatial hash, temporal validity and limitations are held
+in source/provenance metadata. Browser PNG rendering is derived on request and
+does not replace the stored GeoTIFF.
+
 Offline demo export artifacts can be inspected and cleaned with:

 ```bash