feat: Add labeling template (#72)

* feat: Enhance annotation module with template management and validation

- Added DatasetMappingCreateRequest and DatasetMappingUpdateRequest schemas to handle dataset mapping requests with camelCase and snake_case support.
- Introduced Annotation Template schemas including CreateAnnotationTemplateRequest, UpdateAnnotationTemplateRequest, and AnnotationTemplateResponse for managing annotation templates.
- Implemented AnnotationTemplateService for creating, updating, retrieving, and deleting annotation templates, including validation of configurations and XML generation.
- Added utility class LabelStudioConfigValidator for validating Label Studio configurations and XML formats.
- Updated database schema for annotation templates and labeling projects to include new fields and constraints.
- Seeded initial annotation templates for various use cases including image classification, object detection, and text classification.

* feat: Enhance TemplateForm with improved validation and dynamic field rendering; update LabelStudio config validation for camelCase support

* feat: Update docker-compose.yml to mark datamate dataset volume and network as external

runtime/datamate-python/app/module/annotation/interface/__init__.py

@@ -3,6 +3,7 @@ from fastapi import APIRouter
 from .about import router as about_router
 from .project import router as project_router
 from .task import router as task_router
+from .template import router as template_router
 
 router = APIRouter(
     prefix="/annotation",
@@ -11,4 +12,5 @@ router = APIRouter(
 
 router.include_router(about_router)
 router.include_router(project_router)
-router.include_router(task_router)
+router.include_router(task_router)
+router.include_router(template_router)