feat: Add Print Service Tray application with configuration and queue management

- Implemented PrintQueueService with job counting and snapshot retrieval.
- Created Form1 as the main entry point for the tray application.
- Developed ConfigurationForm for managing printer configurations and document types.
- Added models for printer configuration, queue status requests, and responses.
- Established ConfigurationService for loading and saving printer configurations.
- Introduced ServiceClient for IPC communication with the print service.
- Built TrayApplicationContext for managing the system tray icon and status updates.
- Added TODO.md for tracking remaining work and future enhancements.

.gitignore

@@ -10,6 +10,9 @@ Archive/
 Error/
 Output/
 
+# Rust Project (reference implementation)
+RUST/
+
 # User-specific files
 *.suo
 *.user