feat: add Remove-StaleFiles cleanup function (#50)

* feat: add Remove-StaleFiles function and corresponding tests; update module manifest

* chore: remove settings.local.json and add .gitignore for .claude directory

* Update functions/Remove-StaleFiles.ps1

Co-authored-by: Colin Roche <colin.roche@cfkr.cloud>

* Update functions/Remove-StaleFiles.ps1

Co-authored-by: Colin Roche <colin.roche@cfkr.cloud>

* Update CLAUDE.md

Co-authored-by: Colin Roche <colin.roche@cfkr.cloud>

* Update functions/Remove-StaleFiles.ps1

Co-authored-by: Colin Roche <colin.roche@cfkr.cloud>

* fix: update temp directory setup for logging in Remove-StaleFiles function

* feat: add system path safety checks and logging enhancements to Remove-StaleFiles function

* Update CLAUDE.md

Co-authored-by: Colin Roche <colin.roche@cfkr.cloud>

* feat: implement safe system path testing standards and enhance Remove-StaleFiles function

* Revert "feat: implement safe system path testing standards and enhance Remove-StaleFiles function"

This reverts commit 5b058fc.

* Revert "feat: add system path safety checks and logging enhancements to Remove-StaleFiles function"

This reverts commit 8d5ea4d.

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Co-authored-by: Colin Roche <colin.roche@cfkr.cloud>

ci: add step to update copyright year in module manifest

docs: update README.md for improved project overview and usage instru…

…ctions

feat: add Copilot instructions and update .editorconfig for YAML files

fix: update GitVersion version in deploy workflow

fix: issue when multiple repositories exist (#24)

fix: update regex to support < symbol in version (#25)

feat: add new function to list outdated packages (#15)

* feat: add new function to list outdated packages

* Update with review feedback

* Udpate to not write empty files

feat: move function to MS graph (#14)

feat: add function to get public IP address (#12)

* Add function to get public IP address
Fixes #11

feat(wifi): support enterprise profiles (#9)