chore: Pin GitHub Actions to commit SHAs

[pgoslatara]

• Pinned actions/checkout from v4 to 34e1148 in .github/workflows/spell-check.yml
• Pinned actions/upload-artifact from v4 to ea165f8 in .github/workflows/build.yml
• Pinned actions/checkout from v4 to 34e1148 in .github/workflows/release.yml
• Pinned actions/checkout from v4 to 34e1148 in .github/workflows/website.yml
• Pinned actions/checkout from v4 to 34e1148 in .github/workflows/build.yml
• Pinned actions/checkout from v4 to 34e1148 in .github/workflows/website.yml
• Pinned actions/setup-node from v4 to 49933ea in .github/workflows/website.yml
• Pinned actions/setup-node from v4 to 49933ea in .github/workflows/build.yml

The changes will be tested in the CI pipeline of the pull request.

[socket-security]

Review the following changes in direct dependencies. Learn more about Socket for GitHub.

Diff	Package	Supply Chain Security	Vulnerability	Quality	Maintenance	License
	@​types/​prettier@​3.0.0
	next@​15.5.12
	path@​0.12.7
	nextra@​4.6.1
	process@​0.11.10
	write-file-webpack-plugin@​4.5.1
	nextra-theme-docs@​4.6.1
	embed-typescript@​1.3.2
	@​types/​react@​18.3.28
	lz-string@​1.5.0
	next-sitemap@​4.2.3
	gh-pages@​5.0.0
	tgrid@​1.2.1
	ts-loader@​9.5.4
	react@​18.3.1
	pagefind@​1.4.0
	react-dom@​18.3.1
	monaco-editor@​0.50.0
	typedoc@​0.28.17

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[samchon]

I'm sorry but can you send PR again in the next branch?

go-lang migrated actions are a little bit different.