tracking: remove memorystore, ux: change streaming area, more agent markdown formating.

tests/test_agent.py

@@ -61,3 +61,19 @@ def test_runtime_context_includes_uex_user_identity(tmp_path):
     assert "timezone: America/New_York" in context
     assert "specializations: trading,hauling" in context
     assert "hudson@example.test" not in context
+
+
+def test_stream_metrics_include_reading_and_writing_rates():
+    metrics = OllamaAgent._stream_metrics(
+        {
+            "prompt_eval_count": 20,
+            "prompt_eval_duration": 2_000_000_000,
+            "eval_count": 30,
+            "eval_duration": 3_000_000_000,
+        }
+    )
+
+    assert metrics["reading_tokens"] == 20
+    assert metrics["reading_tokens_per_second"] == 10
+    assert metrics["writing_tokens"] == 30
+    assert metrics["writing_tokens_per_second"] == 10