Merge pull request #18 from retsohuang/feat/delete-cli-installtion

🗑️ chore: delete CLI installer and Node.js toolchain

Author: retsohuang

…s/delete-cli-installation/.openspec.yaml …1-delete-cli-installation/.openspec.yamlopenspec/changes/delete-cli-installation/.openspec.yaml renamed to openspec/changes/archive/2026-03-01-delete-cli-installation/.openspec.yaml openspec/changes/delete-cli-installation/.openspec.yaml renamed to openspec/changes/archive/2026-03-01-delete-cli-installation/.openspec.yaml

@@ -1,3 +1,5 @@
 schema: spec-driven
 created: 2026-03-01
 created_by: Retso Huang <retsohuang@gmail.com>
+archived_by: Retso Huang <retsohuang@gmail.com>
+archived_at: 2026-03-01