From a843c30a9e0ecd98b3c4974068af7f729999db5d Mon Sep 17 00:00:00 2001
From: Matteo Cherubini <cherubinimatte@gmail.com>
Date: Fri, 19 Jun 2026 05:44:59 +0200
Subject: [PATCH] feat: Integrate duplicate slug advisory into ingest linting
 workflow

---
 skills/ingest/scripts/run-ingest.sh  | 9 ++++++++-
 skills/ingest/scripts/scoped-lint.sh | 7 +++++++
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/skills/ingest/scripts/run-ingest.sh b/skills/ingest/scripts/run-ingest.sh
index 9ccd995..cb998cd 100644
--- a/skills/ingest/scripts/run-ingest.sh
+++ b/skills/ingest/scripts/run-ingest.sh
@@ -113,7 +113,14 @@ bash "${SCRIPTS}/log-append.sh" --type INGEST --subject "$slug" --model "$model"
   || fail "log" "log-append failed"
 
 # --- 3. scoped linter (capture findings for the PR; never aborts the run) ---
-lint_out="$( bash "${SCRIPTS}/scoped-lint.sh" "$genome" "${all_paths[@]}" 2>&1 )" && lint_rc=0 || lint_rc=$?
+# Point scoped-lint at the same manifest we were handed so its duplicate
+# advisory reads the right file even when a non-default path arrives as $2.
+# (The dedup check lives inside lib/lint.sh and is invoked by scoped-lint —
+# there is no separate check-duplicates.sh script.)
+export INGEST_MANIFEST="$manifest"
+lint_out="$(
+  bash "${SCRIPTS}/scoped-lint.sh" "$genome" "${all_paths[@]}" 2>&1
+)" && lint_rc=0 || lint_rc=$?
 
 # --- 4. assemble the PR body (manifest tables + lint results) ---
 body="$(mktemp)"
diff --git a/skills/ingest/scripts/scoped-lint.sh b/skills/ingest/scripts/scoped-lint.sh
index 5fb12e9..21eb969 100644
--- a/skills/ingest/scripts/scoped-lint.sh
+++ b/skills/ingest/scripts/scoped-lint.sh
@@ -49,6 +49,13 @@ for f in "$@"; do
   check_broken_links        "$f" || true   # warnings only
 done
 
+# Cross-page duplicate advisory: runs ONCE over the whole manifest (not per
+# file) — it compares this run's created slugs against the index, so repeating
+# it for every file would only print the same warnings N times. Warn-only;
+# never affects the exit status. INGEST_MANIFEST lets run-ingest.sh point us at
+# a non-default manifest path; falls back to the conventional name otherwise.
+check_duplicates "${INGEST_MANIFEST:-.ingest-manifest.json}"
+
 echo ""
 echo "scoped-lint: ${errors} error(s), ${stale} stale across ${count} file(s)"