templates/types/streaming/nextjs/app/components/ui/select.tsx

@@ -18,7 +18,7 @@ const SelectTrigger = React.forwardRef<
   <SelectPrimitive.Trigger
     ref={ref}
     className={cn(
-      "flex h-10 w-full items-center justify-between rounded-md border border-input bg-background px-3 py-2 text-sm ring-offset-background placeholder:text-muted-foreground focus:outline-none focus:ring-2 focus:ring-ring focus:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50 [&>span]:line-clamp-1",
+      "flex h-10 w-full items-center justify-between rounded-md border border-input bg-background px-3 py-2 text-sm ring-offset-background placeholder:text-muted-foreground focus:outline-hidden focus:ring-2 focus:ring-ring focus:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50 [&>span]:line-clamp-1",
       className,
     )}
     {...props}
@@ -117,7 +117,7 @@ const SelectItem = React.forwardRef<
   <SelectPrimitive.Item
     ref={ref}
     className={cn(
-      "relative flex w-full cursor-default select-none items-center rounded-sm py-1.5 pl-8 pr-2 text-sm outline-none focus:bg-accent focus:text-accent-foreground data-[disabled]:pointer-events-none data-[disabled]:opacity-50",
+      "relative flex w-full cursor-default select-none items-center rounded-sm py-1.5 pl-8 pr-2 text-sm outline-hidden focus:bg-accent focus:text-accent-foreground data-disabled:pointer-events-none data-disabled:opacity-50",
       className,
     )}
     {...props}

templates/types/streaming/nextjs/app/components/ui/tabs.tsx

@@ -28,7 +28,7 @@ const TabsTrigger = React.forwardRef<
   <TabsPrimitive.Trigger
     ref={ref}
     className={cn(
-      "inline-flex items-center justify-center whitespace-nowrap rounded-md px-3 py-1 text-sm font-medium ring-offset-background transition-all focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50 data-[state=active]:bg-background data-[state=active]:text-foreground data-[state=active]:shadow",
+      "inline-flex items-center justify-center whitespace-nowrap rounded-md px-3 py-1 text-sm font-medium ring-offset-background transition-all focus-visible:outline-hidden focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50 data-[state=active]:bg-background data-[state=active]:text-foreground data-[state=active]:shadow-sm",
       className,
     )}
     {...props}
@@ -43,7 +43,7 @@ const TabsContent = React.forwardRef<
   <TabsPrimitive.Content
     ref={ref}
     className={cn(
-      "ring-offset-background focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2",
+      "ring-offset-background focus-visible:outline-hidden focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2",
       className,
     )}
     {...props}

templates/types/streaming/nextjs/app/components/ui/textarea.tsx

@@ -9,7 +9,7 @@ const Textarea = React.forwardRef<HTMLTextAreaElement, TextareaProps>(
     return (
       <textarea
         className={cn(
-          "flex min-h-[80px] w-full rounded-md border border-input bg-background px-3 py-2 text-sm ring-offset-background placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50",
+          "flex min-h-[80px] w-full rounded-md border border-input bg-background px-3 py-2 text-sm ring-offset-background placeholder:text-muted-foreground focus-visible:outline-hidden focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50",
           className,
         )}
         ref={ref}

templates/types/streaming/nextjs/app/globals.css

-@tailwind base;
-@tailwind components;
-@tailwind utilities;
+@import "tailwindcss";
+
+@source '../node_modules/@llamaindex/chat-ui/**/*.{ts,tsx}';
+
+@custom-variant dark (&:is(.dark *));
+
+@theme {
+  --color-border: hsl(var(--border));
+  --color-input: hsl(var(--input));
+  --color-ring: hsl(var(--ring));
+  --color-background: hsl(var(--background));
+  --color-foreground: hsl(var(--foreground));
+
+  --color-primary: hsl(var(--primary));
+  --color-primary-foreground: hsl(var(--primary-foreground));
+
+  --color-secondary: hsl(var(--secondary));
+  --color-secondary-foreground: hsl(var(--secondary-foreground));
+
+  --color-destructive: hsl(var(--destructive));
+  --color-destructive-foreground: hsl(var(--destructive-foreground));
+
+  --color-muted: hsl(var(--muted));
+  --color-muted-foreground: hsl(var(--muted-foreground));
+
+  --color-accent: hsl(var(--accent));
+  --color-accent-foreground: hsl(var(--accent-foreground));
+
+  --color-popover: hsl(var(--popover));
+  --color-popover-foreground: hsl(var(--popover-foreground));
+
+  --color-card: hsl(var(--card));
+  --color-card-foreground: hsl(var(--card-foreground));
+
+  --radius-xl: calc(var(--radius) + 4px);
+  --radius-lg: var(--radius);
+  --radius-md: calc(var(--radius) - 2px);
+  --radius-sm: calc(var(--radius) - 4px);
+
+  --font-sans: var(--font-sans), ui-sans-serif, system-ui, sans-serif,
+    "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
+
+  --animate-accordion-down: accordion-down 0.2s ease-out;
+  --animate-accordion-up: accordion-up 0.2s ease-out;
+
+  @keyframes accordion-down {
+    from {
+      height: 0;
+    }
+    to {
+      height: var(--radix-accordion-content-height);
+    }
+  }
+  @keyframes accordion-up {
+    from {
+      height: var(--radix-accordion-content-height);
+    }
+    to {
+      height: 0;
+    }
+  }
+}
+
+@utility container {
+  margin-inline: auto;
+  padding-inline: 2rem;
+  @media (width >= --theme(--breakpoint-sm)) {
+    max-width: none;
+  }
+  @media (width >= 1400px) {
+    max-width: 1400px;
+  }
+}
+
+/*
+  The default border color has changed to `currentColor` in Tailwind CSS v4,
+  so we've added these compatibility styles to make sure everything still
+  looks the same as it did with Tailwind CSS v3.
+
+  If we ever want to remove these styles, we need to add an explicit border
+  color utility to any element that depends on these defaults.
+*/
+@layer base {
+  *,
+  ::after,
+  ::before,
+  ::backdrop,
+  ::file-selector-button {
+    border-color: var(--color-gray-200, currentColor);
+  }
+}
 
 @layer base {
   :root {

templates/types/streaming/nextjs/package.json

@@ -17,7 +17,7 @@
     "@radix-ui/react-select": "^2.1.1",
     "@radix-ui/react-slot": "^1.0.2",
     "@radix-ui/react-tabs": "^1.1.0",
-    "@llamaindex/chat-ui": "0.1.0",
+    "@llamaindex/chat-ui": "^0.2.0",
     "ai": "^4.0.3",
     "ajv": "^8.12.0",
     "class-variance-authority": "^0.7.1",
@@ -26,7 +26,7 @@
     "duck-duck-scrape": "^2.2.5",
     "formdata-node": "^6.0.3",
     "got": "^14.4.1",
-    "llamaindex": "0.8.2",
+    "llamaindex": "^0.9.1",
     "lucide-react": "^0.460.0",
     "next": "^15.1.3",
     "react": "^19.0.0",
@@ -47,7 +47,7 @@
     "@types/uuid": "^9.0.8",
     "@llamaindex/workflow": "^0.0.3",
     "@types/papaparse": "^5.3.15",
-    "autoprefixer": "^10.4.16",
+    "@tailwindcss/postcss": "^4.0.8",
     "cross-env": "^7.0.3",
     "eslint": "^9.14.0",
     "eslint-config-next": "^15.1.3",
@@ -55,7 +55,7 @@
     "postcss": "^8.4.32",
     "prettier": "^3.2.5",
     "prettier-plugin-organize-imports": "^3.2.4",
-    "tailwindcss": "^3.3.6",
+    "tailwindcss": "^4.0.8",
     "tsx": "^4.7.2",
     "typescript": "^5.3.2"
   }

templates/types/streaming/nextjs/postcss.config.js

 module.exports = {
   plugins: {
-    tailwindcss: {},
-    autoprefixer: {},
+    "@tailwindcss/postcss": {},
   },
 };

templates/types/streaming/nextjs/tailwind.config.ts

-import type { Config } from "tailwindcss";
-import { fontFamily } from "tailwindcss/defaultTheme";
-
-const config: Config = {
-  darkMode: ["class"],
-  content: [
-    "app/**/*.{ts,tsx}",
-    "components/**/*.{ts,tsx}",
-    "node_modules/@llamaindex/chat-ui/**/*.{ts,tsx}",
-  ],
-  theme: {
-    container: {
-      center: true,
-      padding: "2rem",
-      screens: {
-        "2xl": "1400px",
-      },
-    },
-    extend: {
-      colors: {
-        border: "hsl(var(--border))",
-        input: "hsl(var(--input))",
-        ring: "hsl(var(--ring))",
-        background: "hsl(var(--background))",
-        foreground: "hsl(var(--foreground))",
-        primary: {
-          DEFAULT: "hsl(var(--primary))",
-          foreground: "hsl(var(--primary-foreground))",
-        },
-        secondary: {
-          DEFAULT: "hsl(var(--secondary))",
-          foreground: "hsl(var(--secondary-foreground))",
-        },
-        destructive: {
-          DEFAULT: "hsl(var(--destructive) / <alpha-value>)",
-          foreground: "hsl(var(--destructive-foreground) / <alpha-value>)",
-        },
-        muted: {
-          DEFAULT: "hsl(var(--muted))",
-          foreground: "hsl(var(--muted-foreground))",
-        },
-        accent: {
-          DEFAULT: "hsl(var(--accent))",
-          foreground: "hsl(var(--accent-foreground))",
-        },
-        popover: {
-          DEFAULT: "hsl(var(--popover))",
-          foreground: "hsl(var(--popover-foreground))",
-        },
-        card: {
-          DEFAULT: "hsl(var(--card))",
-          foreground: "hsl(var(--card-foreground))",
-        },
-      },
-      borderRadius: {
-        xl: `calc(var(--radius) + 4px)`,
-        lg: `var(--radius)`,
-        md: `calc(var(--radius) - 2px)`,
-        sm: "calc(var(--radius) - 4px)",
-      },
-      fontFamily: {
-        sans: ["var(--font-sans)", ...fontFamily.sans],
-      },
-      keyframes: {
-        "accordion-down": {
-          from: { height: "0" },
-          to: { height: "var(--radix-accordion-content-height)" },
-        },
-        "accordion-up": {
-          from: { height: "var(--radix-accordion-content-height)" },
-          to: { height: "0" },
-        },
-      },
-      animation: {
-        "accordion-down": "accordion-down 0.2s ease-out",
-        "accordion-up": "accordion-up 0.2s ease-out",
-      },
-    },
-  },
-  plugins: [],
-};
-export default config;