v0.20.1 patch: chat text reconcile + memory explorer spacing

chat-ui/package.json

@@ -7,7 +7,8 @@
     "dev": "vite",
     "build": "tsc -b && vite build",
     "preview": "vite preview",
-    "typecheck": "tsc -b"
+    "typecheck": "tsc -b",
+    "test": "vitest run"
   },
   "dependencies": {
     "@tailwindcss/vite": "^4.1.0",
@@ -33,6 +34,7 @@
     "typescript": "^5.7.0",
     "@types/react": "^19.1.0",
     "@types/react-dom": "^19.1.0",
-    "@types/node": "^22.15.0"
+    "@types/node": "^22.15.0",
+    "vitest": "^2.1.0"
   }
 }

chat-ui/src/lib/__tests__/chat-store.test.ts

@@ -0,0 +1,109 @@
+import { describe, expect, it } from "vitest";
+import { createChatStore, dispatchFrame } from "../chat-store";
+
+function send(
+  store: ReturnType<typeof createChatStore>,
+  event: string,
+  data: Record<string, unknown>,
+): void {
+  dispatchFrame(store, event, JSON.stringify(data));
+}
+
+describe("chat-store reducer: text block lifecycle", () => {
+  it("accumulates text_delta into a single content block for one text_start", () => {
+    const store = createChatStore();
+    send(store, "message.assistant_start", { message_id: "a1" });
+    send(store, "message.text_start", {
+      message_id: "a1",
+      text_block_id: "tb_0_0",
+      index: 0,
+    });
+    send(store, "message.text_delta", {
+      text_block_id: "tb_0_0",
+      delta: "Hello",
+    });
+    send(store, "message.text_delta", {
+      text_block_id: "tb_0_0",
+      delta: " world",
+    });
+    send(store, "message.text_end", { text_block_id: "tb_0_0" });
+    send(store, "message.assistant_end", {
+      message_id: "a1",
+      interrupted: false,
+    });
+
+    const state = store.getState();
+    const last = state.messages[state.messages.length - 1];
+    expect(last?.role).toBe("assistant");
+    expect(last?.content.length).toBe(1);
+    expect(last?.content[0]?.type).toBe("text");
+    expect(last?.content[0]?.text).toBe("Hello world");
+    expect(last?.content[0]?.blockId).toBe("tb_0_0");
+  });
+
+  it("text_reconcile replaces accumulated delta text instead of appending", () => {
+    const store = createChatStore();
+    send(store, "message.assistant_start", { message_id: "a1" });
+    send(store, "message.text_start", {
+      message_id: "a1",
+      text_block_id: "tb_0_0",
+      index: 0,
+    });
+    send(store, "message.text_delta", {
+      text_block_id: "tb_0_0",
+      delta: "Hello world",
+    });
+    send(store, "message.text_end", { text_block_id: "tb_0_0" });
+    send(store, "message.assistant_end", {
+      message_id: "a1",
+      interrupted: false,
+    });
+    send(store, "message.text_reconcile", {
+      text_block_id: "tb_0_0",
+      full_text: "Hello world",
+    });
+
+    const state = store.getState();
+    const last = state.messages[state.messages.length - 1];
+    expect(last?.content.length).toBe(1);
+    expect(last?.content[0]?.text).toBe("Hello world");
+  });
+
+  it("text_reconcile with divergent canonical text snaps the block to the final value", () => {
+    const store = createChatStore();
+    send(store, "message.assistant_start", { message_id: "a1" });
+    send(store, "message.text_start", {
+      message_id: "a1",
+      text_block_id: "tb_0_0",
+      index: 0,
+    });
+    send(store, "message.text_delta", {
+      text_block_id: "tb_0_0",
+      delta: "Hello wrold",
+    });
+    send(store, "message.text_end", { text_block_id: "tb_0_0" });
+    send(store, "message.text_reconcile", {
+      text_block_id: "tb_0_0",
+      full_text: "Hello world",
+    });
+
+    const state = store.getState();
+    const last = state.messages[state.messages.length - 1];
+    expect(last?.content.length).toBe(1);
+    expect(last?.content[0]?.text).toBe("Hello world");
+  });
+
+  it("text_reconcile for a block that was never started is a no-op", () => {
+    const store = createChatStore();
+    send(store, "message.assistant_start", { message_id: "a1" });
+    send(store, "message.text_reconcile", {
+      text_block_id: "tb_0_0",
+      full_text: "Hello world",
+    });
+
+    const state = store.getState();
+    const last = state.messages[state.messages.length - 1];
+    expect(last?.role).toBe("assistant");
+    expect(last?.content.length).toBe(0);
+  });
+});

chat-ui/tsconfig.app.tsbuildinfo

@@ -1 +1 @@
-{"root":["./src/app.tsx","./src/main.tsx","./src/vite-env.d.ts","./src/components/app-shell.tsx","./src/components/assistant-message.tsx","./src/components/attachment-strip.tsx","./src/components/attachment-tile.tsx","./src/components/chat-input-toolbar.tsx","./src/components/chat-input.tsx","./src/components/code-block.tsx","./src/components/command-palette.tsx","./src/components/delete-session-dialog.tsx","./src/components/drop-overlay.tsx","./src/components/empty-state.tsx","./src/components/ios-install-banner.tsx","./src/components/keyboard-help-sheet.tsx","./src/components/markdown.tsx","./src/components/message-actions.tsx","./src/components/message-list.tsx","./src/components/message.tsx","./src/components/notification-banner.tsx","./src/components/sidebar-footer.tsx","./src/components/sidebar-panel.tsx","./src/components/sidebar-session-item.tsx","./src/components/sidebar-session-list.tsx","./src/components/theme-toggle.tsx","./src/components/thinking-block.tsx","./src/components/tool-call-card.tsx","./src/components/user-message.tsx","./src/hooks/use-attachments.ts","./src/hooks/use-auto-scroll.ts","./src/hooks/use-bootstrap.ts","./src/hooks/use-chat.ts","./src/hooks/use-drag-drop.ts","./src/hooks/use-focus-heartbeat.ts","./src/hooks/use-keyboard.ts","./src/hooks/use-mobile.ts","./src/hooks/use-notifications.ts","./src/hooks/use-paste.ts","./src/hooks/use-sessions.ts","./src/hooks/use-theme.ts","./src/lib/chat-dispatch-tools.ts","./src/lib/chat-store.ts","./src/lib/chat-types.ts","./src/lib/client.ts","./src/lib/keymap.ts","./src/lib/utils.ts","./src/routes/chat-route.tsx","./src/routes/new-chat-route.tsx","./src/routes/not-found-route.tsx","./src/routes/session-route.tsx","./src/ui/alert-dialog.tsx","./src/ui/avatar.tsx","./src/ui/badge.tsx","./src/ui/button.tsx","./src/ui/card.tsx","./src/ui/collapsible.tsx","./src/ui/command.tsx","./src/ui/dialog.tsx","./src/ui/dropdown-menu.tsx","./src/ui/input.tsx","./src/ui/label.tsx","./src/ui/popover.tsx","./src/ui/scroll-area.tsx","./src/ui/separator.tsx","./src/ui/sheet.tsx","./src/ui/sidebar.tsx","./src/ui/skeleton.tsx","./src/ui/sonner.tsx","./src/ui/tabs.tsx","./src/ui/textarea.tsx","./src/ui/tooltip.tsx"],"version":"5.9.3"}
+{"root":["./src/app.tsx","./src/main.tsx","./src/vite-env.d.ts","./src/components/app-shell.tsx","./src/components/assistant-message.tsx","./src/components/attachment-strip.tsx","./src/components/attachment-tile.tsx","./src/components/chat-input-toolbar.tsx","./src/components/chat-input.tsx","./src/components/code-block.tsx","./src/components/command-palette.tsx","./src/components/delete-session-dialog.tsx","./src/components/drop-overlay.tsx","./src/components/empty-state.tsx","./src/components/ios-install-banner.tsx","./src/components/keyboard-help-sheet.tsx","./src/components/markdown.tsx","./src/components/message-actions.tsx","./src/components/message-list.tsx","./src/components/message.tsx","./src/components/notification-banner.tsx","./src/components/sidebar-footer.tsx","./src/components/sidebar-panel.tsx","./src/components/sidebar-session-item.tsx","./src/components/sidebar-session-list.tsx","./src/components/theme-toggle.tsx","./src/components/thinking-block.tsx","./src/components/tool-call-card.tsx","./src/components/user-message.tsx","./src/hooks/use-attachments.ts","./src/hooks/use-auto-scroll.ts","./src/hooks/use-bootstrap.ts","./src/hooks/use-chat.ts","./src/hooks/use-drag-drop.ts","./src/hooks/use-focus-heartbeat.ts","./src/hooks/use-keyboard.ts","./src/hooks/use-mobile.ts","./src/hooks/use-notifications.ts","./src/hooks/use-paste.ts","./src/hooks/use-sessions.ts","./src/hooks/use-theme.ts","./src/lib/chat-dispatch-tools.ts","./src/lib/chat-store.ts","./src/lib/chat-types.ts","./src/lib/client.ts","./src/lib/keymap.ts","./src/lib/utils.ts","./src/lib/__tests__/chat-store.test.ts","./src/routes/chat-route.tsx","./src/routes/new-chat-route.tsx","./src/routes/not-found-route.tsx","./src/routes/session-route.tsx","./src/ui/alert-dialog.tsx","./src/ui/avatar.tsx","./src/ui/badge.tsx","./src/ui/button.tsx","./src/ui/card.tsx","./src/ui/collapsible.tsx","./src/ui/command.tsx","./src/ui/dialog.tsx","./src/ui/dropdown-menu.tsx","./src/ui/input.tsx","./src/ui/label.tsx","./src/ui/popover.tsx","./src/ui/scroll-area.tsx","./src/ui/separator.tsx","./src/ui/sheet.tsx","./src/ui/sidebar.tsx","./src/ui/skeleton.tsx","./src/ui/sonner.tsx","./src/ui/tabs.tsx","./src/ui/textarea.tsx","./src/ui/tooltip.tsx"],"version":"5.9.3"}

chat-ui/tsconfig.node.json

@@ -16,5 +16,5 @@
     "noUnusedParameters": true,
     "noFallthroughCasesInSwitch": true
   },
-  "include": ["vite.config.ts"]
+  "include": ["vite.config.ts", "vitest.config.ts"]
 }

chat-ui/tsconfig.node.tsbuildinfo

@@ -1 +1 @@
-{"root":["./vite.config.ts"],"version":"5.9.3"}
+{"root":["./vite.config.ts","./vitest.config.ts"],"version":"5.9.3"}

chat-ui/vitest.config.ts

@@ -0,0 +1,15 @@
+import path from "node:path";
+import { defineConfig } from "vitest/config";
+
+export default defineConfig({
+  resolve: {
+    alias: {
+      "@": path.resolve(__dirname, "./src"),
+    },
+  },
+  test: {
+    environment: "node",
+    include: ["src/**/__tests__/**/*.test.ts"],
+    globals: false,
+  },
+});

public/dashboard/dashboard.css

@@ -2890,6 +2890,14 @@ body {
 	padding: var(--space-3);
 	border-bottom: 1px solid var(--color-base-300);
 }
+/* .dash-filter-search was authored for a horizontal .dash-filter-bar. Inside
+   the Memory rail (flex column) its flex: 1 grows vertically and pushes the
+   first list row off-screen. Clamp it back to content height here. */
+.dash-split-pane-rail > .dash-filter-search {
+	flex: 0 0 auto;
+	max-width: none;
+	margin-left: 0;
+}
 .dash-memory-list {
 	overflow-y: auto;
 	flex: 1;