fix: Add event-driven trigger to issue triage workflow (#16334)

scripts/batch_triage.sh

@@ -0,0 +1,40 @@
+#!/bin/bash
+# scripts/batch_triage.sh
+# Usage: ./scripts/batch_triage.sh [repository]
+# Example: ./scripts/batch_triage.sh google-gemini/maintainers-gemini-cli
+
+set -e
+
+REPO="${1:-google-gemini/gemini-cli}"
+WORKFLOW="gemini-automated-issue-triage.yml"
+
+echo "🔍 Searching for open issues in '$REPO' that need triage (missing 'area/' label)..."
+
+# Fetch open issues with number, title, and labels
+# We fetch up to 1000 issues.
+ISSUES_JSON=$(gh issue list --repo "$REPO" --state open --limit 1000 --json number,title,labels)
+
+# Filter issues that DO NOT have a label starting with 'area/'
+TARGET_ISSUES=$(echo "$ISSUES_JSON" | jq '[.[] | select(.labels | map(.name) | any(startswith("area/")) | not)]')
+
+COUNT=$(echo "$TARGET_ISSUES" | jq '. | length')
+
+if [ "$COUNT" -eq 0 ]; then
+  echo "✅ No issues found needing triage in '$REPO'."
+  exit 0
+fi
+
+echo "🚀 Found $COUNT issues to triage."
+
+# Loop through and trigger workflow
+echo "$TARGET_ISSUES" | jq -r '.[] | "\(.number)|\(.title)"' | while IFS="|" read -r number title; do
+  echo "▶️  Triggering triage for #$number: $title"
+  
+  # Trigger the workflow dispatch event
+  gh workflow run "$WORKFLOW" --repo "$REPO" -f issue_number="$number"
+  
+  # Sleep briefly to be nice to the API
+  sleep 1
+done
+
+echo "🎉 All triage workflows triggered!"