job options is a list!

Author: jdries

openeo_driver/backend.py

@@ -894,15 +894,15 @@ def file_formats(self) -> dict:
         """
         return {"input": {}, "output": {}}
 
-    def processing_parameters(self) -> dict:
+    def processing_parameters(self) -> list:
         """
         List the available processing parameters in the format defined by openEO processing parameters extension.
 
         https://github.com/Open-EO/openeo-api/blob/draft/extensions/processing-parameters/openapi.yaml
 
         Example output:
         ```
-        {
+        [{
           "name": "memory"
           "description": "Maximum amount of memory that will be allocated for processing, in gigabytes."
           "optional": True
@@ -911,10 +911,10 @@ def processing_parameters(self) -> dict:
             "type": "integer"
             "minimum": 1
           }
-        }
+        }]
         ```
         """
-        return {}
+        return []
 
     def load_disk_data(
             self, format: str, glob_pattern: str, options: dict, load_params: LoadParameters, env: EvalEnv