Initial commit: Dabit Time Manager project

Python-based time management application with UDP discovery,
TCP protocol communication, time sync, and drift monitoring.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.gitignore

@@ -0,0 +1,18 @@
+# Python cache
+__pycache__/
+*.py[cod]
+*$py.class
+
+# PyInstaller build artifacts
+build/
+dist/
+
+# Reference/documentation (large external files)
+reference/
+
+# IDE
+.vscode/
+.idea/
+
+# Logs
+*.log