fix(enrich): explicit QUOTE/ESCAPE so Kuzu COPY honors RFC-4180 #182

Job	Run time
SBOM (SPDX + CycloneDX)	15s
jscpd (duplication < 3% on touched code)	12s
OSV-Scanner (SCA)	4s
Trivy (filesystem + container scan)	9s
Gitleaks (secret scan)	12s
Semgrep (SAST)	26s
	1m 18s

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