feat: Enhance configuration handling and UI for job management

- Update .gitignore to include new provider files and ensure proper tracking.
- Refactor job and config forms to support multiple configuration selections, improving user experience.
- Implement logic to handle the initialization of skipProcessedFiles with a default value.
- Add new provider form templates for better organization and management of source and destination configurations.
- Enhance tests for provider forms and job configurations to ensure robust functionality.
- Introduce nullable handling for skipProcessedFiles in the database schema and update related migrations.
- Improve error handling and validation in job creation and editing processes.

.gitignore

@@ -46,6 +46,9 @@ Thumbs.db
 components/*.go
 !components/components.go
 
+components/providers/*.go
+!components/providers/providers.go
+
 components/providers/source/*.go
 !components/providers/source/source.go