Run a confirmation review on any CDD (CANdela Diagnostic Description) xlsx and produce a completed checklist with a visual dashboard (KPI tiles, pie chart, compliance bar chart) plus auto-filled findings and recommended actions. Probes CDD content, runs 28 checks across variant consistency, DID coverage, service alignment, security pairing, DTC cross-reference per ISO 14229-1 and Vector CANdela conventions. Auto-fills FC, LC, PC, NO, or NA ratings. Does not modify source CDD. Use whenever the user wants to review, audit, or confirm a CDD workbook, even casual phrasings like 'check my CDD'.