Merge branch 'main' into enable-catalog-route

Author: jonhealy1

.github/workflows/cicd.yml

@@ -75,7 +75,7 @@ jobs:
 
     steps:
       - name: Check out repository code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Python
         uses: actions/setup-python@v6

.github/workflows/deploy_mkdocs.yml

@@ -18,7 +18,7 @@ jobs:
 
     steps:
       - name: Checkout main
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Python 3.11
         uses: actions/setup-python@v6

.github/workflows/publish.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Set up Python 3.11
         uses: actions/setup-python@v6
@@ -80,7 +80,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3

CHANGELOG.md

@@ -13,6 +13,9 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ### Fixed
 
+- Fixed datetime filtering for .0Z milliseconds to preserve precision in apply_filter_datetime, ensuring only items exactly within the specified range are returned. [#535](https://github.com/stac-utils/stac-fastapi-elasticsearch-opensearch/pull/535)
+- Normalize datetime in POST /search requests to match GET /search behavior. [#543](https://github.com/stac-utils/stac-fastapi-elasticsearch-opensearch/pull/543)
+
 ### Removed
 
 ## [v6.7.5] - 2025-11-25

stac_fastapi/core/stac_fastapi/core/core.py

@@ -790,9 +790,10 @@ async def post_search(
                 search=search, collection_ids=search_request.collections
             )
 
+        datetime_parsed = format_datetime_range(date_str=search_request.datetime)
         try:
             search, datetime_search = self.database.apply_datetime_filter(
-                search=search, datetime=search_request.datetime
+                search=search, datetime=datetime_parsed
             )
         except (ValueError, TypeError) as e:
             # Handle invalid interval formats if return_date fails

stac_fastapi/core/stac_fastapi/core/datetime_utils.py

@@ -32,7 +32,10 @@ def normalize(dt):
                 dt_utc = MIN_DATE_NANOS
             if dt_utc > MAX_DATE_NANOS:
                 dt_utc = MAX_DATE_NANOS
-            return dt_utc.isoformat(timespec="auto").replace("+00:00", "Z")
+            dt_normalized = dt_utc.isoformat(timespec="auto").replace("+00:00", "Z")
+            if "." not in dt_normalized:
+                dt_normalized = dt_normalized.replace("Z", ".0Z")
+            return dt_normalized
 
         if not isinstance(date_str, str):
             return f"{MIN_DATE_NANOS.isoformat(timespec='auto').replace('+00:00','Z')}/{MAX_DATE_NANOS.isoformat(timespec='auto').replace('+00:00','Z')}"