docs: new demo syntax #10642

Job	Run time
Unit Tests (Web Test Runner)	1m 32s
Lint files	36s
Compile project (24)	57s
SSR Tests (Playwright)	1m 29s
Verify that build runs on Windows	1m 24s
Compile project (22)	57s
Publish Playwright Report	58s
Validate successful build on main	3s
	7m 56s

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