fix(git): align commit-clean test harness with orama guard bundle

Exercise copied scripts under temp repo, bootstrap via commit-clean,
fix bare-repo detection in sync-attribution, and empty verify_args under set -u.

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: diazMelgarejo

scripts/git/commit-clean.sh

@@ -104,7 +104,11 @@ esac
 verify_args=()
 [[ "$allow_empty" -eq 1 ]] && verify_args+=(--allow-empty)
 [[ "$amend" -eq 1 ]] && verify_args+=(--amend)
-bash "$SCRIPT_DIR/verify-staged-for-commit.sh" "${verify_args[@]}"
+if ((${#verify_args[@]} > 0)); then
+  bash "$SCRIPT_DIR/verify-staged-for-commit.sh" "${verify_args[@]}"
+else
+  bash "$SCRIPT_DIR/verify-staged-for-commit.sh"
+fi
 
 tree="$(git write-tree)"
 if [[ "$amend" -eq 1 ]]; then

scripts/git/commit_clean_test.sh

@@ -35,30 +35,30 @@ for helper in commit-clean.sh verify-staged-for-commit.sh banned_attribution_lib
 done
 printf 'base\n' >"$tmp/README.md"
 git -C "$tmp" add README.md
-git -C "$tmp" commit -q -m "init"
+run_in_repo "$tmp" bash "$tmp/scripts/git/commit-clean.sh" -m "init" >/dev/null
 
 printf 'unstaged only\n' >"$tmp/README.md"
 
-if run_in_repo "$tmp" bash "$SCRIPT_DIR/commit-clean.sh" -m "should fail unstaged" >/dev/null 2>&1; then
+if run_in_repo "$tmp" bash "$tmp/scripts/git/commit-clean.sh" -m "should fail unstaged" >/dev/null 2>&1; then
   fail "commit-clean must reject unstaged-only working tree"
 else
   pass "blocks commit when edits are unstaged"
 fi
 
-if run_in_repo "$tmp" bash "$SCRIPT_DIR/verify-staged-for-commit.sh" >/dev/null 2>&1; then
+if run_in_repo "$tmp" bash "$tmp/scripts/git/verify-staged-for-commit.sh" >/dev/null 2>&1; then
   fail "verify-staged must reject empty index"
 else
   pass "verify-staged rejects empty index"
 fi
 
 git -C "$tmp" add README.md
-if ! run_in_repo "$tmp" bash "$SCRIPT_DIR/verify-staged-for-commit.sh" >/dev/null 2>&1; then
+if ! run_in_repo "$tmp" bash "$tmp/scripts/git/verify-staged-for-commit.sh" >/dev/null 2>&1; then
   fail "verify-staged must accept staged delta"
 else
   pass "verify-staged accepts staged delta"
 fi
 
-sha="$(run_in_repo "$tmp" bash "$SCRIPT_DIR/commit-clean.sh" -m "staged commit")"
+sha="$(run_in_repo "$tmp" bash "$tmp/scripts/git/commit-clean.sh" -m "staged commit")"
 if [[ -z "$sha" ]]; then
   fail "commit-clean must return a sha for staged commit"
 else

scripts/git/sync-attribution-guard-scripts.sh

@@ -6,7 +6,7 @@ target="${1:?target repo path required}"
 SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 source_root="$(cd "$SCRIPT_DIR/../.." && pwd)"
 
-if ! git -C "$target" rev-parse --is-inside-work-tree >/dev/null 2>&1; then
+if [[ "$(git -C "$target" rev-parse --is-inside-work-tree 2>/dev/null)" != "true" ]]; then
   echo "skip: not a git repo: $target" >&2
   exit 0
 fi