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Toggle NextJS image optimization with an env var #2385

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Toggle NextJS image optimization with an env var #2385

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68e5db2
turn off image optimization
ChristopherChudzicki Jul 22, 2025
3d8491a
add flag to toggle image optimization
ChristopherChudzicki Jul 22, 2025
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1 change: 1 addition & 0 deletions env/frontend.env
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
NODE_ENV=development
PORT=8062
SENTRY_ENV=dev # Re-enable sentry
OPTIMIZE_IMAGES="true"

# Environment variables with `NEXT_PUBLIC_` prefix are exposed to the client side
NEXT_PUBLIC_ORIGIN=${MITOL_APP_BASE_URL}
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5 changes: 5 additions & 0 deletions frontends/main/next.config.js
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Expand Up @@ -3,6 +3,10 @@ const { validateEnv } = require("./validateEnv")

validateEnv()

const OPTIMIZE_IMAGES = Boolean(
(process.env.OPTIMIZE_IMAGES ?? "true") === "true",
)

const processFeatureFlags = () => {
const featureFlagPrefix =
process.env.NEXT_PUBLIC_POSTHOG_FEATURE_PREFIX || "FEATURE_"
Expand Down Expand Up @@ -90,6 +94,7 @@ const nextConfig = {
transpilePackages: ["@mitodl/smoot-design/ai"],

images: {
unoptimized: !OPTIMIZE_IMAGES,
remotePatterns: [
{
protocol: "http",
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