verbose live UI + tool-level SSE events + Groq default + regression tests

tests/test_imports.py

@@ -0,0 +1,42 @@
+"""Regression: every module imports cleanly.
+
+Catches things like:
+- the `api/semantic` → `api/datasets` rename leaving a stale import in schema.py
+- the `api/tools/observability` → `api/langfuse_client` move
+- the `api/anthropic_client` → `api/llm` move
+"""
+
+import importlib
+
+import pytest
+
+MODULES = [
+    "api.main",
+    "api.config",
+    "api.langfuse_client",
+    "api.llm",
+    "api.datasets",
+    "api.prompts",
+    "api.tools.db",
+    "api.tools.schema",
+    "api.tools.text_to_sql",
+    "api.tools.execute_sql",
+    "api.tools.types",
+    "api.analyses.base",
+    "api.analyses.types",
+    "api.analyses.direct_answer",
+    "api.analyses.compare_periods",
+    "api.analyses.registry",
+    "api.plan.planner",
+    "api.plan.types",
+    "api.runtime.runner",
+    "api.runtime.events",
+    "api.runtime.state",
+    "api.runtime.context",
+    "ctrl.seed.load_bird",
+]
+
+
+@pytest.mark.parametrize("name", MODULES)
+def test_module_imports(name):
+    importlib.import_module(name)