Update angular-cli monorepo to v21.1.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
@angular-devkit/build-angular	21.0.5 → 21.1.0
@angular/build	21.0.5 → 21.1.0
@angular/cli	21.0.5 → 21.1.0
@angular/pwa	21.0.5 → 21.1.0
@angular/ssr	21.0.5 → 21.1.0

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Release Notes

angular/angular-cli (@​angular-devkit/build-angular)

v21.1.0

Compare Source

@​angular/cli

Commit	Type	Description
772e6efe7	feat	add 'test' and 'e2e' MCP tools
8efb86318	feat	Add "all" as an experimental tool group
c3c9ac506	feat	Add MCP tools for building and running devservers
d635a6c63	feat	add signal forms lessons
d8b76e93d	fix	correctly handle yarn classic tag manifest fetching
7ab5c0b0a	fix	correctly spawn package managers on Windows in new abstraction
348096623	fix	enhance list_projects MCP tool file system traversal and symlink handling
316fca862	fix	handle array output from npm view in manifest parser
032257a6d	fix	improve signal forms lesson examples in AI tutor
18d74dde8	fix	rename mcp devserver tools to comply with naming spec
1ad773671	fix	update dependency @​modelcontextprotocol/sdk to v1.25.2
45d4f5668	fix	update yarn berry package manager configuration
122ed27c9	fix	use project-local temporary directory in ng add
a15db28b2	perf	cache resolved specific version in package manager abstraction
240588b7e	perf	optimize ng add version discovery

@​schematics/angular

Commit	Type	Description
36cf3afb4	feat	add browserMode option to jasmine-vitest schematic
e71a72ffd	feat	generate detailed migration report for refactor-jasmine-vitest
18cf6c51b	fix	add MCP configuration file to new workspaces

@​angular/build

Commit	Type	Description
1eda0a99f	feat	directly support ng-packagr in unit-test builder
87175f9dc	feat	disable TestBed teardown during debugging in Vitest
1e39c77a4	fix	inject source-map-support for Vitest browser tests
3fd7dcd76	fix	normalize roots to POSIX in test discovery for Windows compatibility
164e7dbbc	fix	resolve test files correctly on Windows when using non-C drives
ad99e00ad	fix	simplify SSL handling for ng serve with SSR (#​31722)

v21.0.6

Compare Source

@​angular/ssr

Commit	Type	Description
730ae6609	fix	handle platform destruction during rendering

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