add configurable api title and description

Author: mcucchi9

cads_processing_api_service/config.py

@@ -31,6 +31,13 @@
 
 logger: structlog.stdlib.BoundLogger = structlog.get_logger(__name__)
 
+API_TITLE = "CADS Processing API"
+API_DESCRIPTION = (
+    "This REST API service enables the submission of processing tasks (data retrieval) to the "
+    "CADS system, and their consequent monitoring and management. "
+    "The service is based on the [OGC API - Processes standard](https://ogcapi.ogc.org/processes/)."
+)
+
 API_REQUEST_TEMPLATE = """import cdsapi
 
 dataset = "{process_id}"
@@ -189,6 +196,9 @@ def profiles_api_url(self) -> str:
     cache_resources_maxsize: int = 1000
     cache_resources_ttl: int = 10
 
+    api_title: str = API_TITLE
+    api_description: str = API_DESCRIPTION
+
     api_request_template: str = API_REQUEST_TEMPLATE
     api_request_max_list_length: dict[str, int] = API_REQUEST_MAX_LIST_LENGTH
     missing_dataset_title: str = "Dataset not available"

cads_processing_api_service/main.py

@@ -68,14 +68,12 @@ async def lifespan(application: fastapi.FastAPI) -> AsyncGenerator[Any, None]:
 
 logger = structlog.get_logger(__name__)
 
+
 app = ogc_api_processes_fastapi.instantiate_app(
     client=clients.DatabaseClient(),  # type: ignore
     exception_handler=exceptions.exception_handler,
-    title="CADS Processing API",
-    description=(
-        "This is a FastAPI-based implementation of the "
-        "[OGC API - Processes standard](https://ogcapi.ogc.org/processes/)."
-    ),
+    title=SETTINGS.api_title,
+    description=SETTINGS.api_description,
 )
 app = exceptions.include_exception_handlers(app)
 # FIXME : "app.router.lifespan_context" is not officially supported and would likely break