feat: switch to esbuild-based build pipeline for faster builds by RomanNikitenko · Pull Request #762 · che-incubator/che-code

RomanNikitenko · 2026-07-17T19:10:54Z

depends on feat: add gzip pre-compression for static assets to improve load time #761
the current PR contains feat: add gzip pre-compression for static assets to improve load time #761 changes for testing goal

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the PR contains changes in the code folder (you can skip it if your changes are placed in a che extension )
the corresponding items were added to the CHANGELOG.md file
rules for automatic git rebase were added to the .rebase folder

github-actions · 2026-07-17T19:11:02Z

Click here to review and test in web IDE:

tolusha · 2026-07-17T19:14:35Z

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github-actions · 2026-07-17T19:46:06Z

Pull Request images published ✨

Editor amd64: quay.io/che-incubator-pull-requests/che-code:pr-762-amd64
Editor arm64: quay.io/che-incubator-pull-requests/che-code:pr-762-arm64
Dev image: quay.io/che-incubator-pull-requests/che-code-dev:pr-762-dev-amd64

github-actions · 2026-07-18T15:34:58Z

Pull Request images published ✨

Editor amd64: quay.io/che-incubator-pull-requests/che-code:pr-762-amd64
Editor arm64: quay.io/che-incubator-pull-requests/che-code:pr-762-arm64
Dev image: quay.io/che-incubator-pull-requests/che-code-dev:pr-762-dev-amd64

Signed-off-by: Roman Nikitenko <rnikiten@redhat.com> Assisted-by: Cursor AI

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Pull request overview

Updates Che-Code’s build and static-asset delivery pipeline by integrating the new esbuild-based bundling flow into container builds and adding Che-specific support for serving pre-compressed static assets.

Changes:

Adds Che-specific support to serve pre-compressed .gz static assets when the client supports gzip.
Updates container build Dockerfiles to run the new esbuild-based bundling pipeline and pre-compress static assets during image build.
Refreshes Che server helper code/header to support the new static serving behavior.

Reviewed changes

Copilot reviewed 5 out of 5 changed files in this pull request and generated 5 comments.

Show a summary per file

File	Description
`code/src/vs/server/node/webClientServer.ts`	Attempts to serve pre-compressed assets before falling back to the regular static file path.
`code/src/vs/server/node/che/webClientServer.ts`	Introduces `tryServeCompressedFile` helper and updates Che copyright header.
`build/dockerfiles/linux-musl.Dockerfile`	Switches Alpine build to the new esbuild-based bundling steps and adds gzip pre-compression of assets.
`build/dockerfiles/linux-libc-ubi9.Dockerfile`	Switches UBI9 build to the new esbuild-based bundling steps and adds gzip pre-compression of assets.
`build/dockerfiles/linux-libc-ubi8.Dockerfile`	Switches UBI8 build to the new esbuild-based bundling steps and adds gzip pre-compression of assets.

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+import { createReadStream } from 'fs';
+import { access, constants as fsConstants } from 'fs/promises';


+                res.once('close', () => gzStream.destroy());
+                gzStream.on('end', resolve);
+                gzStream.removeAllListeners('error');
+                gzStream.on('error', () => res.destroy());
+            });


RomanNikitenko · 2026-07-21T10:45:02Z

-RUN VSCODE_MANGLE_WORKERS=2 NODE_OPTIONS="--max-old-space-size=8192" ./node_modules/.bin/gulp vscode-reh-web-linux-alpine-min
+RUN NODE_OPTIONS="--max-old-space-size=8192" ./node_modules/.bin/gulp copy-codicons compile-non-native-extensions-build compile-copilot-extension-build compile-extension-media-build
+RUN npx tsgo --project src/tsconfig.json --noEmit --skipLibCheck
+RUN NODE_OPTIONS="--max-old-space-size=8192" node build/next/index.ts bundle --minify --nls --mangle-privates --target server-web --out out-vscode-reh-web-min


This comment is incorrect. Node.js 22+ (we use 22.22.1) has built-in TypeScript support via --experimental-strip-types, which is enabled by default for .ts files in recent versions. The node build/next/index.ts invocation works without tsx or any additional loader.

RomanNikitenko · 2026-07-21T11:01:08Z

+    && NODE_OPTIONS="--max-old-space-size=8192" node build/next/index.ts bundle --minify --nls --mangle-privates --target server-web --out out-vscode-reh-web-min \
+    && NODE_OPTIONS="--max-old-space-size=8192" ./node_modules/.bin/gulp vscode-reh-web-linux-${NODE_ARCH}-min-ci \


Node.js 22+ (we use 22.22.1) has built-in TypeScript support via --experimental-strip-types, which is enabled by default for .ts files in recent versions. The node build/next/index.ts invocation works without tsx or any additional loader.

RomanNikitenko · 2026-07-21T11:01:16Z

+    && NODE_OPTIONS="--max-old-space-size=8192" node build/next/index.ts bundle --minify --nls --mangle-privates --target server-web --out out-vscode-reh-web-min \
+    && NODE_OPTIONS="--max-old-space-size=8192" ./node_modules/.bin/gulp vscode-reh-web-linux-${NODE_ARCH}-min-ci \


Node.js 22+ (we use 22.22.1) has built-in TypeScript support via --experimental-strip-types, which is enabled by default for .ts files in recent versions. The node build/next/index.ts invocation works without tsx or any additional loader.

github-actions · 2026-07-21T11:08:56Z

Pull Request images published ✨

Editor amd64: quay.io/che-incubator-pull-requests/che-code:pr-762-amd64
Editor arm64: quay.io/che-incubator-pull-requests/che-code:pr-762-arm64
Dev image: quay.io/che-incubator-pull-requests/che-code-dev:pr-762-dev-amd64

RomanNikitenko added 2 commits July 21, 2026 13:31

feat: add gzip pre-compression for static assets to improve load time

9e8686e

Signed-off-by: Roman Nikitenko <rnikiten@redhat.com> Assisted-by: Cursor AI

feat: switch to esbuild-based build pipeline for faster builds

6e2b121

Signed-off-by: Roman Nikitenko <rnikiten@redhat.com> Assisted-by: Cursor AI

Copilot AI review requested due to automatic review settings July 21, 2026 10:32

RomanNikitenko force-pushed the reduce-build-time branch from 4202161 to 6e2b121 Compare July 21, 2026 10:32

Copilot started reviewing on behalf of RomanNikitenko July 21, 2026 10:32 View session

Copilot AI reviewed Jul 21, 2026

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feat: switch to esbuild-based build pipeline for faster builds#762

feat: switch to esbuild-based build pipeline for faster builds#762
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RomanNikitenko:reduce-build-time

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		import { createReadStream } from 'fs';
		import { access, constants as fsConstants } from 'fs/promises';

		&& NODE_OPTIONS="--max-old-space-size=8192" node build/next/index.ts bundle --minify --nls --mangle-privates --target server-web --out out-vscode-reh-web-min \
		&& NODE_OPTIONS="--max-old-space-size=8192" ./node_modules/.bin/gulp vscode-reh-web-linux-${NODE_ARCH}-min-ci \

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Pull request overview

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RomanNikitenko commented Jul 17, 2026 •

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