feat: wire brain, org, sessionlog, retrospective skills into supervisor

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

internal/config/config_test.go

@@ -13,12 +13,18 @@ func TestLoadDefaults(t *testing.T) {
 	t.Setenv("LITELLM_BASE_URL", "")
 	t.Setenv("LITELLM_API_KEY", "")
 	t.Setenv("SUPERVISOR_CONFIG_DIR", "")
+	t.Setenv("INGEST_BASE_URL", "")
+	t.Setenv("SUPERVISOR_SESSIONS_DIR", "")
+	t.Setenv("SUPERVISOR_BRAIN_DIR", "")
 
 	cfg, err := config.Load()
 	require.NoError(t, err)
 	assert.Equal(t, "3200", cfg.Port)
 	assert.Equal(t, "http://iguana:4000", cfg.LiteLLMBaseURL)
 	assert.Equal(t, "./config/supervisor", cfg.ConfigDir)
+	assert.Equal(t, "http://localhost:3300", cfg.IngestBaseURL)
+	assert.Equal(t, "./brain/sessions", cfg.SessionsDir)
+	assert.Equal(t, "./brain", cfg.BrainDir)
 }
 
 func TestLoadFromEnv(t *testing.T) {