Initial commit: UDC/CLM parser for ShopDB

Python parsers for Universal Data Collector (UDC) and Control Loop
Monitor (CLM) data from CNC machines.

- clmparser.py: Main parser for CLM JSON data files
  - Incremental imports using file hashes
  - Extracts parts, measurements, tool data, violations
  - Calculates cycle times and changeovers

- udcparser.py: Parser for raw UDC log files
  - Application events, errors, connections

- config.py: Database configuration (dev/prod)
- backfill_changeover.py: One-time migration utility

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

.gitignore

@@ -0,0 +1,20 @@
+# Data directories (large files, not for version control)
+CLM_Data/
+LogFiles/
+
+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+.Python
+venv/
+ENV/
+
+# IDE
+.vscode/
+.idea/
+
+# OS
+.DS_Store
+Thumbs.db