[MEDIUM] Add maxAge and immutable to express.static for frontend assets #38

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opened 2026-06-09 00:03:13 +00:00 by Mark · 0 comments

Mark commented

2026-06-09 00:03:13 +00:00

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Location: backend/src/app.ts:75

Problem: express.static(frontendPath) has no caching options. Browser re-fetches JS/CSS bundles on every navigation.

Impact: Unnecessary asset re-downloads.

Fix:

app.use(express.static(frontendPath, { maxAge: "1y", immutable: true }));

Effort: ~5 mins

**Location:** `backend/src/app.ts:75` **Problem:** `express.static(frontendPath)` has no caching options. Browser re-fetches JS/CSS bundles on every navigation. **Impact:** Unnecessary asset re-downloads. **Fix:** ```ts app.use(express.static(frontendPath, { maxAge: "1y", immutable: true })); ``` **Effort:** ~5 mins