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FASE 7: Quick Wins de Performance — Optimización Fase 1

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Cambios implementados:

1. Nginx:
   - gzip on (compresión JS/CSS/JSON)
   - Cache headers para assets estáticos (6M)
   - Proxy buffer tuning (10s connect, 30s read)

2. Frontend catalog.js:
   - Reemplazados 8x innerHTML += en loops por map+join
   - Event delegation en breadcrumb y cart (elimina memory leak)
   - AbortController en apiFetch (evita race conditions)
   - sessionStorage cache para years-all y brands por modo

3. Frontend templates HTML:
   - defer en todos los scripts POS (mejora First Paint)

4. Dashboard JS:
   - innerHTML += fix en dashboard.js y cuentas.js

5. Base de datos:
   - Índice parcial idx_wi_part_stock_positive en warehouse_inventory

6. Documentación:
   - docs/performance_audit_2026.md con análisis completo y roadmap

Tests: 73/73 pasando (compat + fase3 + fase5 + fase6)
This commit is contained in:
consultoria-as
2026-04-27 07:19:37 +00:00
parent efbd763e43
commit 175dda6212
19 changed files with 813 additions and 146 deletions
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22
pos/templates/catalog.html
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@@ -11,7 +11,7 @@
<link rel="stylesheet" href="/pos/static/css/onboarding.css" />
<link rel="manifest" href="/pos/static/pwa/manifest.json" />
<meta name="theme-color" content="#F5A623" />
<script src="/pos/static/js/native-bridge.js"></script>
<script src="/pos/static/js/native-bridge.js" defer></script>
<style>
/* =========================================================================
@@ -820,16 +820,16 @@
<button class="banner__dismiss" onclick="document.getElementById('offlineBanner').style.display='none'" aria-label="Cerrar">&times;</button>
</div>
<script src="/pos/static/js/i18n.js"></script>
<script src="/pos/static/js/kiosk.js"></script>
<script src="/pos/static/js/app-init.js"></script>
<script src="/pos/static/js/pos-utils.js"></script>
<script src="/pos/static/js/sidebar.js"></script>
<script src="/pos/static/js/catalog.js"></script>
<script src="/pos/static/js/offline-banner.js"></script>
<script src="/pos/static/js/chat.js"></script>
<script src="/pos/static/js/sync-engine.js"></script>
<script src="/pos/static/js/onboarding.js"></script>
<script src="/pos/static/js/i18n.js" defer></script>
<script src="/pos/static/js/kiosk.js" defer></script>
<script src="/pos/static/js/app-init.js" defer></script>
<script src="/pos/static/js/pos-utils.js" defer></script>
<script src="/pos/static/js/sidebar.js" defer></script>
<script src="/pos/static/js/catalog.js" defer></script>
<script src="/pos/static/js/offline-banner.js" defer></script>
<script src="/pos/static/js/chat.js" defer></script>
<script src="/pos/static/js/sync-engine.js" defer></script>
<script src="/pos/static/js/onboarding.js" defer></script>
<script>if('serviceWorker' in navigator){navigator.serviceWorker.register('/pos/sw.js',{scope:'/pos/'});}</script>
</body>
</html>