feat: establish guidance chain (AGENTS.md, CONTRIBUTING.md, copilot-instructions.md, slim README) #332

Job	Run time
Process-PSModule / Plan / Plan	31s
Process-PSModule / Build-Module / Build-Module	18s
Process-PSModule / Test-SourceCode / Test-SourceCode (macOS)	31s
Process-PSModule / Lint-SourceCode / Lint-SourceCode (Linux)	43s
Process-PSModule / Lint-Repository / Lint code base	2m 15s
Process-PSModule / Test-SourceCode / Test-SourceCode (Windows)	55s
Process-PSModule / Test-SourceCode / Test-SourceCode (Linux)	40s
Process-PSModule / Lint-SourceCode / Lint-SourceCode (macOS)	35s
Process-PSModule / Lint-SourceCode / Lint-SourceCode (Windows)	57s
Process-PSModule / Test-Module / Test-Module (Windows)	54s
Process-PSModule / Build-Docs / Build-Docs	2m 35s
Process-PSModule / Test-Module / Test-Module (macOS)	37s
Process-PSModule / Test-Module / Lint-Module (Linux)	47s
Process-PSModule / Test-Module / Lint-Module (macOS)	40s
Process-PSModule / Test-Module / Test-Module (Linux)	46s
Process-PSModule / Test-Module / Lint-Module (Windows)	1m 50s
Process-PSModule / Test-ModuleLocal / Test-PSModuleTest (macOS)	36s
Process-PSModule / Test-ModuleLocal / Test-PSModuleTest (Linux)	34s
Process-PSModule / Test-ModuleLocal / Test-PSModuleTest (Windows)	53s
Process-PSModule / BeforeAll-ModuleLocal	0s
Process-PSModule / AfterAll-ModuleLocal	0s
Process-PSModule / Get-TestResults / Get-TestResults	43s
Process-PSModule / Get-CodeCoverage / Get-CodeCoverage	26s
Process-PSModule / Build-Site	-1s
Process-PSModule / Publish-Site	0s
Process-PSModule / Publish-Module	0s
	18m 45s

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