update titiler requirement and add lock to Cache

pyproject.toml

@@ -28,8 +28,8 @@ classifiers = [
     "Topic :: Scientific/Engineering :: GIS",
 ]
 dependencies = [
-    "titiler.core>=0.20.0,<0.21",
-    "titiler.mosaic>=0.20.0,<0.21",
+    "titiler.core>=0.21,<0.22",
+    "titiler.mosaic>=0.21,<0.22",
     "geojson-pydantic~=1.0",
     "pydantic>=2.4,<3.0",
     "pydantic-settings~=2.0",

titiler/pgstac/backend.py

@@ -1,6 +1,7 @@
 """TiTiler.PgSTAC custom Mosaic Backend and Custom STACReader."""
 
 import json
+from threading import Lock
 from typing import Any, Callable, Dict, List, Optional, Sequence, Tuple, Type
 
 import attr
@@ -165,6 +166,7 @@ def assets_for_bbox(
     @cached(  # type: ignore
         TTLCache(maxsize=cache_config.maxsize, ttl=cache_config.ttl),
         key=lambda self, geom, **kwargs: hashkey(self.input, str(geom), **kwargs),
+        lock=Lock(),
     )
     @retry(
         tries=retry_config.retry,

titiler/pgstac/dependencies.py

@@ -2,6 +2,7 @@
 
 import warnings
 from dataclasses import dataclass, field
+from threading import Lock
 from typing import List, Optional, Tuple
 
 import morecantile
@@ -45,6 +46,7 @@ def SearchIdParams(
         str(bbox),
         datetime,
     ),
+    lock=Lock(),
 )
 @retry(
     tries=retry_config.retry,
@@ -263,6 +265,7 @@ class PgSTACParams(DefaultDependency):
 @cached(  # type: ignore
     TTLCache(maxsize=cache_config.maxsize, ttl=cache_config.ttl),
     key=lambda pool, collection, item: hashkey(collection, item),
+    lock=Lock(),
 )
 @retry(
     tries=retry_config.retry,

titiler/pgstac/factory.py

@@ -34,7 +34,7 @@
 from rio_tiler.constants import MAX_THREADS, WGS84_CRS
 from rio_tiler.mosaic.methods.base import MosaicMethodBase
 from rio_tiler.types import ColorMapType
-from rio_tiler.utils import CRS_to_uri
+from rio_tiler.utils import CRS_to_uri, CRS_to_urn
 from starlette.datastructures import QueryParams
 from starlette.requests import Request
 from starlette.responses import HTMLResponse, Response
@@ -894,7 +894,7 @@ def wmts(  # noqa: C901
             bbox_crs_uri = "urn:ogc:def:crs:OGC:2:84"
             if tms.rasterio_geographic_crs != WGS84_CRS:
                 bbox_crs_type = "BoundingBox"
-                bbox_crs_uri = CRS_to_uri(tms.rasterio_geographic_crs)
+                bbox_crs_uri = CRS_to_urn(tms.rasterio_geographic_crs)
                 # WGS88BoundingBox is always xy ordered, but BoundingBox must match the CRS order
                 if crs_axis_inverted(tms.geographic_crs):
                     # match the bounding box coordinate order to the CRS