Develop labeling module (#25)

* refactor: remove db table management from LS adapter (mv to scripts later); change adapter to use the same MySQL DB as other modules.

* refactor: Rename LS Adapter module to datamate-python

runtime/datamate-python/app/schemas/__init__.py

@@ -0,0 +1,29 @@
+# app/schemas/__init__.py
+
+from .common import *
+from .dataset_mapping import *
+from .dm_service import *
+from .label_studio import *
+
+__all__ = [
+    # Common schemas
+    "StandardResponse",
+    
+    # Dataset Mapping schemas
+    "DatasetMappingBase",
+    "DatasetMappingCreateRequest", 
+    "DatasetMappingUpdateRequest",
+    "DatasetMappingResponse",
+    "DatasetMappingCreateResponse",
+    "SyncDatasetResponse", 
+    "DeleteDatasetResponse",
+    
+    # DM Service schemas
+    "DatasetFileResponse",
+    "PagedDatasetFileResponse", 
+    "DatasetResponse",
+    
+    # Label Studio schemas
+    "LabelStudioProject",
+    "LabelStudioTask"
+]