ci: retry image pulls during deploy

deploy.sh

@@ -18,7 +18,16 @@ if [ -f "$TAG_FILE" ]; then
 fi
 
 export IMAGE_TAG="$NEW_TAG"
-docker compose pull
+pull_ok=0
+for pull_attempt in $(seq 1 6); do
+    docker compose pull && pull_ok=1 && break
+    echo "Image pull failed or tag not ready, retry ${pull_attempt}/6..."
+    sleep 10
+done
+if [ "$pull_ok" != "1" ]; then
+    echo "❌ Image pull failed after retries"
+    exit 1
+fi
 docker compose up -d
 
 # Wait for backend to be ready (retry up to 150s)

tests/test_deployment_runtime_config.py

@@ -60,3 +60,10 @@ def test_city_detail_peak_window_uses_shared_multi_model_resolver():
 
     assert "from src.analysis.trend_engine import _resolve_peak_hours" in source
     assert "peak_hours = _resolve_peak_hours(" in source
+
+
+def test_deploy_script_retries_image_pull_for_registry_propagation():
+    script = (ROOT / "deploy.sh").read_text(encoding="utf-8")
+
+    assert "for pull_attempt in $(seq 1 6)" in script
+    assert "docker compose pull && pull_ok=1 && break" in script