fix(scripts): print the make check verdict on early informational exits

scripts/pre_commit_lint.sh

@@ -55,11 +55,13 @@ else
     merge_base=$(git merge-base origin/litellm_internal_staging HEAD 2>/dev/null) || {
         echo "check: cannot resolve the merge base with origin/litellm_internal_staging." >&2
         echo "  Fix: git fetch origin litellm_internal_staging" >&2
+        echo "check: FAIL"
         exit 1
     }
     scope=$(printf '%s\n' "$(git diff --name-only --diff-filter=ACMRD "$merge_base")" "$untracked" | sed '/^$/d' | sort -u)
     if [ -z "$scope" ]; then
         echo "check: nothing to check (no staged files, no working-tree changes, no branch changes vs origin/litellm_internal_staging)"
+        echo "check: PASS"
         exit 0
     fi
     echo "check: nothing staged; scoping to the working tree's diff against the merge base with origin/litellm_internal_staging:"

tests/test_litellm/test_pre_commit_lint.py

@@ -224,6 +224,7 @@ def test_nothing_staged_and_no_changes_is_an_explicit_no_op(tmp_path: Path) -> N
     proc = _run(repo, bin_dir, {})
     assert proc.returncode == 0, proc.stdout + proc.stderr
     assert "nothing to check" in proc.stdout
+    assert "check: PASS" in proc.stdout
     assert "linting Python" not in proc.stdout
 
 
@@ -234,6 +235,7 @@ def test_nothing_staged_without_a_base_ref_fails_with_a_fetch_hint(tmp_path: Pat
     assert proc.returncode == 1
     assert "cannot resolve the merge base" in proc.stdout
     assert "git fetch origin litellm_internal_staging" in proc.stdout
+    assert "check: FAIL" in proc.stdout
 
 
 def test_partial_staging_warns_which_checks_were_skipped(tmp_path: Path) -> None: