feat(webui): add project workspaces and access controls (#4007)

* feat(webui): add project workspaces and access controls

* feat(webui): add project workspaces and access controls

* refactor(tools): centralize workspace access resolution

* refactor(webui): remove unused workspace host state

* fix(webui): hide estimated file edit label

* fix(webui): clarify file edit deletion feedback

* fix(webui): label deleted file activity

* fix(webui): flatten file edit activity rows

* fix(core): remove path-only patch deletion

* fix(core): keep apply patch non-destructive

* refactor(webui): trim workspace host plumbing

* fix(tools): register exec with tools config

webui/src/components/thread/ThreadHeader.tsx

@@ -9,7 +9,7 @@ interface ThreadHeaderProps {
   onToggleSidebar: () => void;
   theme: "light" | "dark";
   onToggleTheme: () => void;
-  hideSidebarToggleOnDesktop?: boolean;
+  hideSidebarToggleForHostChrome?: boolean;
   minimal?: boolean;
 }
 
@@ -18,7 +18,7 @@ export function ThreadHeader({
   onToggleSidebar,
   theme,
   onToggleTheme,
-  hideSidebarToggleOnDesktop = false,
+  hideSidebarToggleForHostChrome = false,
   minimal = false,
 }: ThreadHeaderProps) {
   const { t } = useTranslation();
@@ -32,7 +32,7 @@ export function ThreadHeader({
           onClick={onToggleSidebar}
           className={cn(
             "h-7 w-7 rounded-md text-muted-foreground hover:bg-accent/35 hover:text-foreground",
-            hideSidebarToggleOnDesktop && "lg:hidden",
+            hideSidebarToggleForHostChrome && "lg:hidden",
           )}
         >
           <Menu className="h-3.5 w-3.5" />
@@ -57,7 +57,7 @@ export function ThreadHeader({
           onClick={onToggleSidebar}
           className={cn(
             "h-7 w-7 rounded-md text-muted-foreground hover:bg-accent/35 hover:text-foreground",
-            hideSidebarToggleOnDesktop && "lg:hidden",
+            hideSidebarToggleForHostChrome && "lg:hidden",
           )}
         >
           <Menu className="h-3.5 w-3.5" />