librelad 011737455b perf(webui): delete dead config-manager-old.js + gzip + cache headers (Phase A)
Three WebUI cold-load wins:

1. DELETED containers/libreportal/frontend/js/components/config/config-manager-old.js
   66 KB / 68189 bytes. Zero references anywhere in source or deployed
   tree (confirmed via grep across containers/libreportal/). Pure dead
   code from a previous refactor — removed.

2. ADDED `compression` middleware (defensive require)
   Gzip-compresses JS/CSS/HTML/JSON responses. Typical ~70 % wire-size
   reduction → the 1.7 MB cold-load drops to ~500 KB. New package.json
   dependency; container's node_modules is baked into the image so the
   require is wrapped in try/catch to degrade silently until the image
   is next rebuilt (libreportal app install libreportal, or a full
   deploy). Once active: free wire-size win on every response.

3. ADDED static cache headers via staticOptions on express.static
   - JS/CSS/icons:     Cache-Control: max-age=3600 + ETag
                       (1h browser cache, cheap 304 revalidation after)
   - HTML files:       Cache-Control: no-cache + ETag
                       (always revalidates so SPA shell updates land
                       immediately after a deploy; 304 if unchanged)

   Repeat navigation in the same browser session skips ~25 script-tag
   round-trips entirely.

Net effect once compression deploys:
  - Cold load:    1.7 MB → ~500 KB on the wire (~70 % shrink)
  - Warm load:    25 conditional requests → 0 (served from cache for 1h)
  - Deploy lands: HTML revalidates immediately, JS/CSS picks up after 1h
                  or hard refresh

Phase B (defer non-critical scripts via SPA loadScript) and Phase C
(rebuild image / split the bind-mount story for node_modules) come
next; this commit is the safe Phase A foundation.

Signed-off-by: librelad <librelad@digitalangels.vip>
2026-05-26 22:10:59 +01:00

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{
"name": "libreportal-web-backend",
"version": "1.0.0",
"main": "server.js",
"dependencies": {
"bcryptjs": "^2.4.3",
"compression": "^1.8.1",
"cookie-parser": "^1.4.6",
"express": "^4.17.1",
"jsonwebtoken": "^9.0.2",
"ssh2": "^0.8.9"
}
}