Add Calibrate AI Control UI and fleet LLM backend wiring.

Operators toggle Logic gates vs AI Control on Settings, refresh local Ollama models, and save ai_endpoint settings via Calibrate PUT; server scheduler and agent snapshot/command paths support stateless 60s fleet decisions.

server/web/src/help/settingHelp.test.ts

@@ -96,6 +96,11 @@ describe('FIELD_HELP', () => {
     'log_pool_traffic',
     'adapt_to_hardware',
     'adaptive_strategy',
+    'calibration_ai_control',
+    'ai_local_endpoint',
+    'calibration_ai_model',
+    'ai_no_context',
+    'ai_interval_sec',
     'self_healing',
     'firewall_exclusion',
     'firewall_remote',