feat: Add Linux deployment scripts and server logs view

- Add deployment/linux/ with deploy.sh for deploying from Claude-Agent LXC to Windows server
- Add ServerLogsView.vue for viewing server logs from frontend
- Add shared/routes/system.py for system health endpoints
- Update CLAUDE.md with quick deploy instructions
- Improve Windows deployment scripts (ROA2WEB-Console.ps1)
- Fix OCR service validation and worker pool improvements
- Update environment config examples
- Various script permission and startup fixes

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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

backend/modules/data_entry/services/ocr_extractor.py

@@ -1475,7 +1475,7 @@ class ReceiptExtractor:
                     # e.g., from 14.921492, extract 14.92
                     try:
                         corrected_amount = Decimal(f"{int_part}.{dec_part[:2]}")
-                        print(f"[TVA Validation] Corrected concatenation error: {amount} → {corrected_amount}", flush=True)
+                        print(f"[TVA Validation] Corrected concatenation error: {amount} -> {corrected_amount}", flush=True)
                         entry['amount'] = corrected_amount
                     except InvalidOperation:
                         pass