Add tiered LOTL mining onion and fleet recon so agents can fallback across execution tiers while operators see spread and vuln posture in Crucible. Includes triple-onion chain, spread cred graph, and full Go/TS/E2E test validation.

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

@@ -45,6 +45,8 @@ describe('UI_HELP', () => {
     'crucible_section_files_advanced',
     'crucible_section_destructive',
     'crucible_section_spread',
+    'crucible_section_cred_graph',
+    'crucible_section_service_graph',
     'crucible_section_seek',
     'crucible_section_ssh',
     'crucible_section_tunnels',