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Ship VMID 7811 API (assistance, contact, Stripe checkout), wire donate and forms to API with accessible success UI, static LCP shell with deferred React mount, and perf gate tooling (P0 72/2600ms; world-class 85/2500ms tracked separately). Co-authored-by: Cursor <cursoragent@cursor.com>
62 lines
2.0 KiB
JavaScript
62 lines
2.0 KiB
JavaScript
#!/usr/bin/env node
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/**
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* Performance budget gate from latest Lighthouse site report.
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* Usage:
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* node scripts/a11y/audit-perf-gate.mjs [--min=85] [--max-lcp=2500] [--require]
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* Env: MIM_PERF_GATE_MIN, MIM_PERF_GATE_MAX_LCP_MS, MIM_PERF_GATE_REQUIRE=1
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*/
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import { readFileSync, existsSync } from 'node:fs'
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import { dirname, join } from 'node:path'
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import { fileURLToPath } from 'node:url'
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const __dirname = dirname(fileURLToPath(import.meta.url))
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const repoRoot = join(__dirname, '../..')
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const reportPath = join(repoRoot, 'reports/status/mim4u-site-lighthouse-latest.json')
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const minArg = process.argv.find((a) => a.startsWith('--min='))
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const lcpArg = process.argv.find((a) => a.startsWith('--max-lcp='))
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const minScore = Number(minArg?.split('=')[1] || process.env.MIM_PERF_GATE_MIN || 85)
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const maxLcpMs = Number(lcpArg?.split('=')[1] || process.env.MIM_PERF_GATE_MAX_LCP_MS || 2500)
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const requireReport = process.argv.includes('--require') || process.env.MIM_PERF_GATE_REQUIRE === '1'
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if (!existsSync(reportPath)) {
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const msg = `Perf gate: no report at ${reportPath} — run npm run a11y:site-lighthouse`
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if (requireReport) {
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console.error(msg)
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process.exit(1)
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}
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console.warn(`${msg} (skipped)`)
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process.exit(0)
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}
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const report = JSON.parse(readFileSync(reportPath, 'utf8'))
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const perf = report.scores?.performance
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const lcpMs = report.lcpMs
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console.log(
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`Perf gate: performance=${perf ?? 'n/a'} (min ${minScore})${lcpMs != null ? `, LCP=${lcpMs}ms (max ${maxLcpMs})` : ''}`,
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)
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let failed = false
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if (typeof perf !== 'number') {
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console.error('Perf gate: performance score missing from report')
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if (requireReport) failed = true
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} else if (perf < minScore) {
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console.error(`Perf gate FAILED: performance ${perf} < ${minScore}`)
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failed = true
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}
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if (typeof lcpMs === 'number' && lcpMs > maxLcpMs) {
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console.error(`Perf gate FAILED: LCP ${lcpMs}ms > ${maxLcpMs}ms`)
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failed = true
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}
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if (failed) {
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console.error('Run CWV sprint / npm run a11y:site-lighthouse after deploy.')
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process.exit(1)
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}
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console.log('Perf gate passed.')
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process.exit(0)
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