chore(web): tighten page and dialog copy for production

Remove internal tool references (n8n), product self-references, and
implementation-detail meta from page headers and dialog descriptions.
Copy now describes what the user is looking at rather than how the
system handles it behind the scenes.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

apps/web/src/components/repairs/LogRepairDialog.tsx

@@ -353,7 +353,7 @@ export function LogRepairDialog({ open, onOpenChange, onLogged }: LogRepairDialo
                     </SelectContent>
                   </Select>
                   <FormDescription>
-                    Linking doesn't auto-close the FM — n8n handles that.
+                    Linking doesn't auto-close the FM.
                   </FormDescription>
                   <FormMessage />
                 </FormItem>