feat: wire report form page, remove section placeholder

All eight sections of the old stroy-bot-* web parts are now reachable
from the app. Unknown routes fall back to the hub.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

src/webparts/stroyBot/pages/report/ReportForm.tsx

@@ -53,7 +53,7 @@ export const ReportForm: React.FC<Props> = ({ params }) => {
   }
 
   const isSaved = !!report.successMessage;
-  const runAsync = (action: () => Promise<void>) => (): void => {
+  const runAsync = (action: () => Promise<void>): (() => void) => (): void => {
     action().catch(() => undefined);
   };
 

src/webparts/stroyBot/pages/report/picker/PickerCreateForm.tsx

@@ -23,7 +23,7 @@ const stopPropagation = (event: React.KeyboardEvent): void => event.stopPropagat
 export const PickerCreateForm: React.FC<Props> = ({ create, requiresUnit, nestedInTitle, parentCandidates }) => {
   const { draft, isCreating, errorMessage } = create;
   const change =
-    (field: keyof IPickerCreateDraft) =>
+    (field: keyof IPickerCreateDraft): ((value: string) => void) =>
     (value: string): void =>
       create.changeDraft({ [field]: value });