Fix 145 append gitignore #175
Open
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Summary
This PR fixes Issue #145 by modifying
codespace.sh
to append default.gitignore
entries only if they are not already present. This prevents overwriting student-defined rules during Codespace rebuilds.Changes
append_if_missing()
shell function.gitignore
is created if it doesn't exist*
,!.gitignore
,node_modules/
, etc.) without duplicatesTested
.gitignore
preserved ✅cc @stephendgilbert