[CHORE] Remove overture_releases.yaml

.github/workflows/build-manifests.yml

@@ -44,7 +44,7 @@ jobs:
           cd utils
           pip install -r requirements.txt
 
-      - name: Build releases.json and latest.ddb
+      - name: Build latest.ddb
         run: |
           cd utils
           python3 fetch_releases_from_stac.py
@@ -53,9 +53,8 @@ jobs:
         run: |
           mkdir publish
           cp 404.html publish/
-          cp utils/releases.json publish/
+          cp releases.json publish/
           cp utils/latest.ddb publish/
-          cp overture_releases.yaml publish/
 
       - name: Setup Pages
         uses: actions/configure-pages@45bfe0192ca1faeb007ade9deae92b16b8254a0d # v6.0.0

README.md

@@ -54,4 +54,4 @@ Release Discovery
 ---
 Use the [Overture STAC catalog](https://stac.overturemaps.org/catalog.json) (SpatioTemporal Asset Catalog) for authoritative release discovery.
 
-> **Deprecated:** `overture_releases.yaml`, `releases.json`, and `registry-manifest.json` (previously at `labs.overturemaps.org/data/`) are no longer maintained and will be removed in a future release. Use the STAC catalog instead.
+> **Deprecated:** `releases.json` and `registry-manifest.json` (previously at `labs.overturemaps.org/data/`) are no longer maintained. `overture_releases.yaml` has been removed and `releases.json` is now frozen at its last published contents. Use the STAC catalog instead.

releases.json

@@ -0,0 +1,8 @@
+{
+    "_comment": "Frozen as of 2026-07-22.0. This file is deprecated and no longer updated; use the STAC catalog at https://stac.overturemaps.org/catalog.json instead.",
+    "latest": "2026-07-22.0",
+    "releases": [
+        "2026-07-22.0",
+        "2026-06-17.0"
+    ]
+}

utils/fetch_releases_from_stac.py

@@ -77,9 +77,6 @@ def main():
     for release in output["releases"]:
         print(f" - {release}")
 
-    with open("releases.json", "w") as f:
-        f.write(json.dumps(output, indent=4))
-
     create_duckdb_views("latest.ddb", output["latest"])