Fix media type for queryables endpoints

CHANGES.md

@@ -32,6 +32,7 @@
 * Fixed stray `/` before the `#` in several extension conformance class strings ([383](https://github.com/stac-utils/stac-fastapi/pull/383))
 * SQLAlchemy backend bulk item insert now works ([#356](https://github.com/stac-utils/stac-fastapi/issues/356))
 * PGStac Backend has stricter implementation of Fields Extension syntax ([#397](https://github.com/stac-utils/stac-fastapi/pull/397))
+* `/queryables` endpoint now has type `application/schema+json` instead of `application/json` ([#421](https://github.com/stac-utils/stac-fastapi/pull/421))
 
 ## [2.3.0]
 

stac_fastapi/api/stac_fastapi/api/models.py

@@ -160,10 +160,20 @@ class GeoJSONResponse(ORJSONResponse):
 
         media_type = "application/geo+json"
 
+    class JSONSchemaResponse(ORJSONResponse):
+        """JSON with custom, vendor content-type."""
+
+        media_type = "application/schema+json"
+
 else:
     from starlette.responses import JSONResponse
 
     class GeoJSONResponse(JSONResponse):
         """JSON with custom, vendor content-type."""
 
         media_type = "application/geo+json"
+
+    class JSONSchemaResponse(JSONResponse):
+        """JSON with custom, vendor content-type."""
+
+        media_type = "application/schema+json"

stac_fastapi/extensions/stac_fastapi/extensions/core/filter/filter.py

@@ -5,9 +5,14 @@
 
 import attr
 from fastapi import APIRouter, FastAPI
-from starlette.responses import JSONResponse, Response
-
-from stac_fastapi.api.models import APIRequest, CollectionUri, EmptyRequest
+from starlette.responses import Response
+
+from stac_fastapi.api.models import (
+    APIRequest,
+    CollectionUri,
+    EmptyRequest,
+    JSONSchemaResponse,
+)
 from stac_fastapi.api.routes import create_async_endpoint, create_sync_endpoint
 from stac_fastapi.types.core import AsyncBaseFiltersClient, BaseFiltersClient
 from stac_fastapi.types.extension import ApiExtension
@@ -71,7 +76,7 @@ class FilterExtension(ApiExtension):
         ]
     )
     router: APIRouter = attr.ib(factory=APIRouter)
-    response_class: Type[Response] = attr.ib(default=JSONResponse)
+    response_class: Type[Response] = attr.ib(default=JSONSchemaResponse)
 
     def _create_endpoint(
         self,

stac_fastapi/pgstac/tests/api/test_api.py

@@ -32,6 +32,15 @@ async def test_get_search_content_type(app_client):
     assert resp.headers["content-type"] == "application/geo+json"
 
 
+async def test_get_queryables_content_type(app_client, load_test_collection):
+    resp = await app_client.get("queryables")
+    assert resp.headers["content-type"] == "application/schema+json"
+
+    coll = load_test_collection
+    resp = await app_client.get(f"collections/{coll.id}/queryables")
+    assert resp.headers["content-type"] == "application/schema+json"
+
+
 async def test_api_headers(app_client):
     resp = await app_client.get("/api")
     assert (