feat(web): dedicated CLI auth page with inline login/register

No more redirect to generic /auth/login. The /cli-auth?code=XXXX page
now shows auth forms inline (Google, GitHub, email) with device code
context — like Anthropic's "Build with Claude" page.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

apps/web/src/app/[locale]/cli-auth/cli-auth-login.tsx

@@ -0,0 +1,60 @@
+"use client";
+
+import { SocialProvider } from "@turbostarter/auth";
+
+import { authConfig } from "~/config/auth";
+import { SocialProviders } from "~/modules/auth/form/social-providers";
+import { RegisterForm } from "~/modules/auth/form/register-form";
+import { AuthDivider } from "~/modules/auth/layout/divider";
+
+interface Props {
+  code: string;
+}
+
+export function CliAuthLogin({ code }: Props) {
+  const redirectTo = `/cli-auth?code=${encodeURIComponent(code)}`;
+
+  return (
+    <div className="w-full max-w-md space-y-8 p-8">
+      {/* Header */}
+      <div className="text-center space-y-3">
+        <div
+          className="mx-auto w-14 h-14 rounded-2xl flex items-center justify-center text-2xl font-bold"
+          style={{ background: "var(--cm-accent, #f97316)", color: "#000" }}
+        >
+          cm
+        </div>
+        <h1 className="text-2xl font-bold tracking-tight">
+          Connect to claudemesh CLI
+        </h1>
+        <p className="text-sm" style={{ color: "var(--cm-fg-muted, #888)" }}>
+          Sign in or create an account to connect your terminal session.
+        </p>
+      </div>
+
+      {/* Social providers */}
+      <SocialProviders
+        providers={authConfig.providers.oAuth as SocialProvider[]}
+        redirectTo={redirectTo}
+      />
+
+      <AuthDivider />
+
+      {/* Email + password form */}
+      <RegisterForm redirectTo={redirectTo} />
+
+      {/* Device code footer */}
+      <div className="pt-2 text-center">
+        <div
+          className="inline-block rounded-lg px-4 py-2 font-mono text-sm tracking-widest"
+          style={{ background: "var(--cm-bg-muted, #1a1a1a)", color: "var(--cm-fg-muted, #888)" }}
+        >
+          {code}
+        </div>
+        <p className="mt-2 text-xs" style={{ color: "var(--cm-fg-muted, #666)" }}>
+          Confirm this code matches your terminal
+        </p>
+      </div>
+    </div>
+  );
+}

apps/web/src/app/[locale]/cli-auth/page.tsx

@@ -1,14 +1,13 @@
-import { redirect } from "next/navigation";
-
 import { getSession } from "~/lib/auth/server";
 import { getMetadata } from "~/lib/metadata";
 
 import { CliAuthFlow } from "./cli-auth-flow";
 import { DeviceCodeApproval } from "./device-code-approval";
+import { CliAuthLogin } from "./cli-auth-login";
 
 export const generateMetadata = getMetadata({
-  title: "Sync with CLI",
+  title: "Connect CLI",
-  description: "Link your claudemesh CLI to your account.",
+  description: "Sign in to connect your claudemesh CLI.",
 });
 
 export default async function CliAuthPage({
@@ -17,24 +16,24 @@ export default async function CliAuthPage({
   searchParams: Promise<{ code?: string; port?: string }>;
 }) {
   const { user } = await getSession();
-
-  if (!user) {
-    const sp = await searchParams;
-    const qs = new URLSearchParams();
-    if (sp.code) qs.set("code", sp.code);
-    if (sp.port) qs.set("port", sp.port);
-    const returnTo = `/cli-auth${qs.size ? `?${qs}` : ""}`;
-    return redirect(`/auth/login?redirectTo=${encodeURIComponent(returnTo)}`);
-  }
-
   const { code, port } = await searchParams;
 
   // Device-code flow: code contains "-" (e.g. "ABCD-EFGH"), no port
   const isDeviceCode = code && code.includes("-") && !port;
 
   if (isDeviceCode) {
+    if (!user) {
+      // NOT logged in → show inline auth form with device code context
+      return (
+        <main className="min-h-screen bg-[var(--cm-bg,#0a0a0a)] text-[var(--cm-fg,#fafafa)] antialiased flex items-center justify-center">
+          <CliAuthLogin code={code} />
+        </main>
+      );
+    }
+
+    // Logged in → auto-approve
     return (
-      <main className="min-h-screen bg-[var(--cm-bg)] text-[var(--cm-fg)] antialiased flex items-center justify-center">
+      <main className="min-h-screen bg-[var(--cm-bg,#0a0a0a)] text-[var(--cm-fg,#fafafa)] antialiased flex items-center justify-center">
         <DeviceCodeApproval
           code={code}
           userName={user.name ?? user.email}
@@ -43,9 +42,19 @@ export default async function CliAuthPage({
     );
   }
 
+  // Legacy callback flow (port-based)
+  if (!user) {
+    const { redirect } = await import("next/navigation");
+    const qs = new URLSearchParams();
+    if (code) qs.set("code", code);
+    if (port) qs.set("port", port);
+    const returnTo = `/cli-auth${qs.size ? `?${qs}` : ""}`;
+    return redirect(`/auth/login?redirectTo=${encodeURIComponent(returnTo)}`);
+  }
+
   return (
     <main
-      className="min-h-screen bg-[var(--cm-bg)] text-[var(--cm-fg)] antialiased"
+      className="min-h-screen bg-[var(--cm-bg,#0a0a0a)] text-[var(--cm-fg,#fafafa)] antialiased"
       style={{ fontFamily: "var(--cm-font-sans)" }}
     >
       <CliAuthFlow