Final sweep: Crucible fixes, Path Tracer polish, forge progress, tests green.

Align dashboard subtitle default and UpsertAgent tests with fleet label behavior; WebSocket coalesce and PathForge hardening; Crucible expanded ops and visual DV fixes; Vitest 610/610 and full test-suite pass; trim PROBLEMS.md to open items only.

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

@@ -112,6 +112,8 @@ describe('FIELD_HELP', () => {
     'target_arch',
     'spread_kit',
     'forge_deliverable',
+    'forge_operation_mode',
+    'forge_path_forge',
   ] as const;
 
   it('defines help text for every documented field key', () => {