Add support for Task hyper-parameter sections and meta-data

Add new Task configuration section

server/database/model/task/task.py

@@ -49,13 +49,13 @@ class TaskSystemTags(object):
     development = "development"
 
 
-class Script(EmbeddedDocument):
+class Script(EmbeddedDocument, ProperDictMixin):
     binary = StringField(default="python")
-    repository = StringField(required=True)
+    repository = StringField(default="")
     tag = StringField()
     branch = StringField()
     version_num = StringField()
-    entry_point = StringField(required=True)
+    entry_point = StringField(default="")
     working_dir = StringField()
     requirements = SafeDictField()
     diff = StringField()
@@ -84,6 +84,21 @@ class Artifact(EmbeddedDocument):
     display_data = SafeSortedListField(ListField(UnionField((int, float, str))))
 
 
+class ParamsItem(EmbeddedDocument, ProperDictMixin):
+    section = StringField(required=True)
+    name = StringField(required=True)
+    value = StringField(required=True)
+    type = StringField()
+    description = StringField()
+
+
+class ConfigurationItem(EmbeddedDocument, ProperDictMixin):
+    name = StringField(required=True)
+    value = StringField(required=True)
+    type = StringField()
+    description = StringField()
+
+
 class Execution(EmbeddedDocument, ProperDictMixin):
     meta = {"strict": strict}
     test_split = IntField(default=0)
@@ -116,9 +131,12 @@ external_task_types = set(get_options(TaskType))
 
 
 class Task(AttributedDocument):
+    _numeric_locale = {"locale": "en_US", "numericOrdering": True}
     _field_collation_overrides = {
-        "execution.parameters.": {"locale": "en_US", "numericOrdering": True},
-        "last_metrics.": {"locale": "en_US", "numericOrdering": True},
+        "execution.parameters.": _numeric_locale,
+        "last_metrics.": _numeric_locale,
+        "hyperparams.": _numeric_locale,
+        "configuration.": _numeric_locale,
     }
 
     meta = {
@@ -187,7 +205,7 @@ class Task(AttributedDocument):
     execution: Execution = EmbeddedDocumentField(Execution, default=Execution)
     tags = SafeSortedListField(StringField(required=True), user_set_allowed=True)
     system_tags = SafeSortedListField(StringField(required=True), user_set_allowed=True)
-    script: Script = EmbeddedDocumentField(Script)
+    script: Script = EmbeddedDocumentField(Script, default=Script)
     last_worker = StringField()
     last_worker_report = DateTimeField()
     last_update = DateTimeField()
@@ -196,3 +214,6 @@ class Task(AttributedDocument):
     metric_stats = SafeMapField(field=EmbeddedDocumentField(MetricEventStats))
     company_origin = StringField(exclude_by_default=True)
     duration = IntField()  # task duration in seconds
+    hyperparams = SafeMapField(field=SafeMapField(EmbeddedDocumentField(ParamsItem)))
+    configuration = SafeMapField(field=EmbeddedDocumentField(ConfigurationItem))
+    runtime = SafeDictField(default=dict)