filename field in dav index; valid hook keys in recipe validate

src/fetchez/modules/dav.py

@@ -33,7 +33,7 @@
     HAS_FIONA = True
 except ImportError:
     HAS_FIONA = False
-# # Lightweight Geospatial Dependencies
+# Lightweight Geospatial Dependencies
 # try:
 #     import shapefile  # pip install pyshp
 #     from pyproj import CRS, Transformer
@@ -261,6 +261,7 @@ def _process_index_shapefile(self, shp_path: str, dataset_id: str, data_type: st
                         props_lower.get("name")
                         or props_lower.get("location")
                         or props_lower.get("tile_name")
+                        or props_lower.get("filename")
                     )
                     tile_url = (
                         props_lower.get("url")

src/fetchez/recipe.py

@@ -432,7 +432,15 @@ def check_output_collision(hook_dict, context_name):
         for mod in self.config.get("modules", []):
             mod_name = mod.get("module")
             mod_keys = mod.keys()
-            valid_keys = ["module", "bundle", "hooks", "args", "region"]
+            valid_keys = [
+                "module",
+                "bundle",
+                "hooks",
+                "args",
+                "region",
+                "description",
+                "_comment",
+            ]
 
             for key in mod_keys:
                 if key not in valid_keys: