fix deploy.sh stopping router during blue-green switch

docker compose --profile stop also stops non-profiled services (router,
litestream), causing 502. Now explicitly names only slot services to stop.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

deploy.sh

@@ -33,7 +33,7 @@ $COMPOSE --profile "$TARGET" run --rm "${TARGET}-app" \
 echo "==> Starting $TARGET (waiting for health check)..."
 if ! $COMPOSE --profile "$TARGET" up -d --wait; then
     echo "!!! Health check failed — rolling back"
-    $COMPOSE --profile "$TARGET" stop
+    $COMPOSE stop "${TARGET}-app" "${TARGET}-worker" "${TARGET}-scheduler"
     exit 1
 fi
 
@@ -67,7 +67,7 @@ $COMPOSE exec router nginx -s reload
 
 if [ "$CURRENT" != "none" ]; then
     echo "==> Stopping $CURRENT..."
-    $COMPOSE --profile "$CURRENT" stop
+    $COMPOSE stop "${CURRENT}-app" "${CURRENT}-worker" "${CURRENT}-scheduler"
 fi
 
 # ── Record live slot ────────────────────────────────────────