chore: add megalinter

[npalm]

No description provided.

[github-actions]

🦙 MegaLinter status: ⚠️ WARNING

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ ACTION	actionlint	6		0	0.07s
✅ EDITORCONFIG	editorconfig-checker	30		0	0.09s
✅ JSON	eslint-plugin-jsonc	4	0	0	1.31s
✅ JSON	jsonlint	3		0	0.26s
✅ JSON	npm-package-json-lint	yes		no	0.51s
✅ JSON	prettier	4	0	0	0.45s
✅ JSON	v8r	4		0	6.26s
⚠️ MARKDOWN	markdownlint	4	0	6	0.84s
✅ MARKDOWN	markdown-link-check	4		0	18.91s
✅ MARKDOWN	markdown-table-formatter	4	0	0	0.28s
✅ REPOSITORY	gitleaks	yes		no	1.01s
✅ REPOSITORY	git_diff	yes		no	0.02s
✅ REPOSITORY	grype	yes		no	9.18s
✅ REPOSITORY	secretlint	yes		no	0.79s
✅ REPOSITORY	trivy	yes		no	4.37s
✅ REPOSITORY	trivy-sbom	yes		no	0.93s
✅ REPOSITORY	trufflehog	yes		no	7.23s
✅ SPELL	cspell	31		0	2.91s
✅ SPELL	lychee	20		0	1.68s
✅ YAML	prettier	12	0	0	1.03s
✅ YAML	v8r	12		0	13.42s
✅ YAML	yamllint	12		0	0.36s

See detailed report in MegaLinter reports
Set VALIDATE_ALL_CODEBASE: true in mega-linter.yml to validate all sources, not only the diff

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