adds deleting

web/src/App.tsx

@@ -1,5 +1,5 @@
 import { useEffect, useMemo, useRef, useState } from "preact/hooks";
-import { Globe2, LogOut, MessageSquare, Plus, Search, SendHorizontal } from "lucide-preact";
+import { Globe2, LogOut, MessageSquare, Plus, Search, SendHorizontal, Trash2 } from "lucide-preact";
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
 import { Textarea } from "@/components/ui/textarea";
@@ -10,6 +10,8 @@ import { SearchResultsPanel } from "@/components/search/search-results-panel";
 import {
   createChat,
   createSearch,
+  deleteChat,
+  deleteSearch,
   getChat,
   getSearch,
   listChats,
@@ -33,6 +35,11 @@ type SidebarItem = SidebarSelection & {
   updatedAt: string;
   createdAt: string;
 };
+type ContextMenuState = {
+  item: SidebarSelection;
+  x: number;
+  y: number;
+};
 
 const PROVIDER_DEFAULT_MODELS: Record<Provider, string> = {
   openai: "gpt-4.1-mini",
@@ -111,6 +118,8 @@ export default function App() {
   const [model, setModel] = useState(PROVIDER_DEFAULT_MODELS.openai);
   const [error, setError] = useState<string | null>(null);
   const transcriptEndRef = useRef<HTMLDivElement>(null);
+  const contextMenuRef = useRef<HTMLDivElement>(null);
+  const [contextMenu, setContextMenu] = useState<ContextMenuState | null>(null);
 
   const sidebarItems = useMemo(() => buildSidebarItems(chats, searches), [chats, searches]);
 
@@ -263,6 +272,7 @@ export default function App() {
 
   const handleCreateChat = () => {
     setError(null);
+    setContextMenu(null);
     setDraftKind("chat");
     setSelectedItem(null);
     setSelectedChat(null);
@@ -271,12 +281,62 @@ export default function App() {
 
   const handleCreateSearch = () => {
     setError(null);
+    setContextMenu(null);
     setDraftKind("search");
     setSelectedItem(null);
     setSelectedChat(null);
     setSelectedSearch(null);
   };
 
+  const openContextMenu = (event: MouseEvent, item: SidebarSelection) => {
+    event.preventDefault();
+    const menuWidth = 160;
+    const menuHeight = 40;
+    const padding = 8;
+    const x = Math.min(event.clientX, window.innerWidth - menuWidth - padding);
+    const y = Math.min(event.clientY, window.innerHeight - menuHeight - padding);
+    setContextMenu({ item, x: Math.max(padding, x), y: Math.max(padding, y) });
+  };
+
+  const handleDeleteFromContextMenu = async () => {
+    if (!contextMenu || isSending) return;
+    const target = contextMenu.item;
+    setContextMenu(null);
+    setError(null);
+    try {
+      if (target.kind === "chat") {
+        await deleteChat(target.id);
+      } else {
+        await deleteSearch(target.id);
+      }
+      await refreshCollections();
+    } catch (err) {
+      const message = err instanceof Error ? err.message : String(err);
+      if (message.includes("bearer token")) {
+        handleAuthFailure(message);
+      } else {
+        setError(message);
+      }
+    }
+  };
+
+  useEffect(() => {
+    if (!contextMenu) return;
+    const handlePointerDown = (event: PointerEvent) => {
+      if (contextMenuRef.current?.contains(event.target as Node)) return;
+      setContextMenu(null);
+    };
+    const handleKeyDown = (event: KeyboardEvent) => {
+      if (event.key === "Escape") setContextMenu(null);
+    };
+    window.addEventListener("pointerdown", handlePointerDown);
+    window.addEventListener("keydown", handleKeyDown);
+    return () => {
+      window.removeEventListener("pointerdown", handlePointerDown);
+      window.removeEventListener("keydown", handleKeyDown);
+    };
+  }, [contextMenu]);
+
   const handleSendChat = async (content: string) => {
     let chatId = draftKind === "chat" ? null : selectedItem?.kind === "chat" ? selectedItem.id : null;
 
@@ -446,6 +506,7 @@ export default function App() {
   };
 
   const handleLogout = () => {
+    setContextMenu(null);
     logout();
     resetWorkspaceState();
   };
@@ -503,9 +564,11 @@ export default function App() {
                     active ? "bg-slate-700 text-slate-50" : "text-slate-200 hover:bg-slate-800"
                   )}
                   onClick={() => {
+                    setContextMenu(null);
                     setDraftKind(null);
                     setSelectedItem({ kind: item.kind, id: item.id });
                   }}
+                  onContextMenu={(event) => openContextMenu(event, { kind: item.kind, id: item.id })}
                   type="button"
                 >
                   <div className="flex items-center gap-2">
@@ -595,6 +658,24 @@ export default function App() {
           </footer>
         </main>
       </div>
+      {contextMenu ? (
+        <div
+          ref={contextMenuRef}
+          className="fixed z-50 min-w-40 rounded-md border border-border bg-background p-1 shadow-md"
+          style={{ left: contextMenu.x, top: contextMenu.y }}
+          onContextMenu={(event) => event.preventDefault()}
+        >
+          <button
+            type="button"
+            className="flex w-full items-center gap-2 rounded-sm px-2 py-1.5 text-left text-sm text-red-600 transition hover:bg-muted disabled:text-muted-foreground"
+            onClick={() => void handleDeleteFromContextMenu()}
+            disabled={isSending}
+          >
+            <Trash2 className="h-3.5 w-3.5" />
+            Delete
+          </button>
+        </div>
+      ) : null}
     </div>
   );
 }

web/src/lib/api.ts

@@ -96,7 +96,10 @@ export function setAuthToken(token: string | null) {
 
 async function api<T>(path: string, init?: RequestInit): Promise<T> {
   const headers = new Headers(init?.headers ?? {});
-  headers.set("Content-Type", "application/json");
+  const hasBody = init?.body !== undefined && init.body !== null;
+  if (hasBody && !headers.has("Content-Type")) {
+    headers.set("Content-Type", "application/json");
+  }
   if (authToken) {
     headers.set("Authorization", `Bearer ${authToken}`);
   }
@@ -143,6 +146,10 @@ export async function getChat(chatId: string) {
   return data.chat;
 }
 
+export async function deleteChat(chatId: string) {
+  await api<{ deleted: true }>(`/v1/chats/${chatId}`, { method: "DELETE" });
+}
+
 export async function listSearches() {
   const data = await api<{ searches: SearchSummary[] }>("/v1/searches");
   return data.searches;
@@ -161,6 +168,10 @@ export async function getSearch(searchId: string) {
   return data.search;
 }
 
+export async function deleteSearch(searchId: string) {
+  await api<{ deleted: true }>(`/v1/searches/${searchId}`, { method: "DELETE" });
+}
+
 export async function runSearch(
   searchId: string,
   body: {