feat(skills): add using-lwc

[JanYork]

Summary

• add the complete using-lwc Agent Skill for durable, source-grounded project memory
• include its references, assets, OpenAI metadata, and executable bootstrap scripts
• regenerate the Skills index

Source: https://github.com/JanYork/llm-wiki-cli/tree/bccdbe4baa479a8e8f3dd52164bcfd3386b393a5/skills/using-lwc

Validation

• npm run skill:validate — all 409 skills passed
• npm run build — completed and regenerated the Skills index
• sh -n skills/using-lwc/scripts/*.sh — passed
• verified no symlinks, no files over 5 MB, no CRLF, and clean git diff --check

[github-actions]

🔒 PR Risk Scan Results

Scanned 22 changed file(s).

Severity	Count
🔴 High	0
🟠 Medium	2
ℹ️ Info	2

Severity	Rule	File	Line	Match
🟠	package-exec-command	skills/using-lwc/README.md	327	npx skills add JanYork/llm-wiki-cli --skill using-lwc -g
🟠	package-exec-command	skills/using-lwc/README.zh-CN.md	300	npx skills add JanYork/llm-wiki-cli --skill using-lwc -g
ℹ️	skill-script-touched	skills/using-lwc/scripts/bootstrap.sh	1	skills/using-lwc/scripts/bootstrap.sh
ℹ️	skill-script-touched	skills/using-lwc/scripts/install-lwc.sh	1	skills/using-lwc/scripts/install-lwc.sh

This is an automated soft-gate report. Findings indicate review targets and do not block merge by themselves.

[github-actions]

🔍 Vally Lint Results

✅ All checks passed

Scope	Checked
Skills	1
Agents	0
Total	1

Severity	Count
❌ Errors	0
⚠️ Warnings	0
ℹ️ Advisories	0

Summary

Level	Finding
ℹ️	✅ using-lwc (2/2 checks passed)
ℹ️	✓ [spec-compliance] All 1 skill(s) are spec-compliant.
ℹ️	✓ spec-compliance: All spec checks passed.
ℹ️	✓ [valid-refs] All file references across 1 skill(s) are valid.
ℹ️	✓ valid-refs: All file references resolve to existing files within the skill directory.
ℹ️	1 skill(s) linted, 1 passed

Full linter output

### Linting skills/using-lwc
✅ using-lwc (2/2 checks passed)
    ✓ [spec-compliance] All 1 skill(s) are spec-compliant.
        ✓ spec-compliance: All spec checks passed.
    ✓ [valid-refs] All file references across 1 skill(s) are valid.
        ✓ valid-refs: All file references resolve to existing files within the skill directory.

1 skill(s) linted, 1 passed