chore(deps): update dependency @angular/build to v21.2.21

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
@angular/build	21.2.19 → 21.2.21

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Release Notes

angular/angular-cli (@​angular/build)

v21.2.21

Compare Source

@​angular/cli

Commit	Type	Description
ba5d16cac	fix	update dependency @​modelcontextprotocol/sdk to v1.30.0

@​angular/build

Commit	Type	Description
f7f60e69e	fix	bump undici to 7.29.0

v21.2.20

Compare Source

@​angular-devkit/build-angular

Commit	Type	Description
972f6db7e9	fix	upgrade postcss to 8.5.23

@​angular/build

Commit	Type	Description
8de75ada50	fix	upgrade postcss to 8.5.23

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Configuration

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♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

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This PR was generated by Mend Renovate. View the repository job log.

[renovate]

⚠️ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you click the rebase/retry checkbox if found above, or
• you rename this PR's title to start with "rebase!" to trigger it manually

The artifact failure details are included below:

File name: package-lock.json

npm warn Unknown env config "store". This will stop working in the next major version of npm. See `npm help npmrc` for supported config options.
npm error code ERESOLVE
npm error ERESOLVE could not resolve
npm error
npm error While resolving: angular@0.0.0
npm error Found: @angular/build@21.2.19
npm error packages/angular/node_modules/@angular/build
npm error
npm error Could not resolve dependency:
npm error dev @angular/build@"21.2.21" from angular@0.0.0
npm error packages/angular
npm error   angular@0.0.0
npm error   node_modules/angular
npm error     workspace packages/angular from the root project
npm error
npm error Conflicting peer dependency: @angular/platform-browser@21.2.20
npm error node_modules/@angular/platform-browser
npm error   peer @angular/platform-browser@"21.2.20" from @angular/platform-server@21.2.20
npm error   node_modules/@angular/platform-server
npm error     peerOptional @angular/platform-server@"^21.0.0" from @angular/build@21.2.21
npm error     node_modules/@angular/build
npm error       dev @angular/build@"21.2.21" from angular@0.0.0
npm error       packages/angular
npm error         angular@0.0.0
npm error         node_modules/angular
npm error     peerOptional @angular/platform-server@"^21.0.0" from @angular/ssr@21.2.21
npm error     node_modules/@angular/ssr
npm error       peerOptional @angular/ssr@"^21.2.21" from @angular/build@21.2.21
npm error       node_modules/@angular/build
npm error         dev @angular/build@"21.2.21" from angular@0.0.0
npm error         packages/angular
npm error
npm error Fix the upstream dependency conflict, or retry this command with --force or --legacy-peer-deps to accept an incorrect (and potentially broken) dependency resolution.
npm error
npm error
npm error For a full report see:
npm error /runner/cache/others/npm/_logs/2026-08-16T00_27_57_134Z-eresolve-report.txt
npm error A complete log of this run can be found in: /runner/cache/others/npm/_logs/2026-08-16T00_27_57_134Z-debug-0.log