fix(gateway): prevent telegram photo burst interrupts

tests/gateway/test_image_enrichment.py

@@ -0,0 +1,25 @@
+from unittest.mock import patch
+
+import pytest
+
+
+@pytest.mark.asyncio
+async def test_image_enrichment_uses_athabasca_upload_guidance_without_stale_r2_warning():
+    from gateway.run import GatewayRunner
+
+    runner = object.__new__(GatewayRunner)
+
+    with patch(
+        "tools.vision_tools.vision_analyze_tool",
+        return_value='{"success": true, "analysis": "A painted serpent warrior."}',
+    ):
+        enriched = await runner._enrich_message_with_vision(
+            "caption",
+            ["/tmp/test.jpg"],
+        )
+
+    assert "R2 not configured" not in enriched
+    assert "Gateway media URL available for reference" not in enriched
+    assert "POST /api/uploads" in enriched
+    assert "Do not store the local cache path" in enriched
+    assert "caption" in enriched