demo: add brochure gated mode

compose/demo.yml

@@ -57,6 +57,7 @@ services:
     environment:
       INTERNAL_API_BASE: http://backend:3000
       API_BASE: ${API_BASE:-http://localhost:3001}
+      PUBLIC_DEMO_SITE: ${PUBLIC_DEMO_SITE:-false}
     depends_on:
       - backend
 

frontend/src/layouts/Layout.astro

@@ -7,8 +7,16 @@ import { DEFAULT_THEME, themes as themeRegistry } from '../lib/themes';
 import { API_BASE as apiBase } from '../lib/api';
 import VotingIcons from '../components/icons/VotingIcons.astro';
 
+function isEnabled(v: string | undefined): boolean {
+  if (!v) return false;
+  const n = v.trim().toLowerCase();
+  return n === '1' || n === 'true' || n === 'yes' || n === 'on';
+}
+
 const { title } = Astro.props;
 
+const publicDemoSite = isEnabled((globalThis as any).process?.env?.PUBLIC_DEMO_SITE);
+
  const themes = Object.fromEntries(
    Object.entries(themeRegistry).map(([id, t]) => [id, { isDark: t.isDark, colors: t.colors }]),
  );
@@ -84,7 +92,7 @@ const { title } = Astro.props;
           </div>
           <div class="nav-auth" id="nav-auth">
             <a href="/login">Login</a>
-            <a href="/register" class="btn-register">Register</a>
+            {!publicDemoSite ? <a href="/register" class="btn-register">Register</a> : null}
           </div>
         </nav>
       </header>

frontend/src/layouts/PublicLayout.astro

@@ -6,8 +6,16 @@ interface Props {
 
 import { DEFAULT_THEME, themes as themeRegistry } from '../lib/themes';
 
+function isEnabled(v: string | undefined): boolean {
+  if (!v) return false;
+  const n = v.trim().toLowerCase();
+  return n === '1' || n === 'true' || n === 'yes' || n === 'on';
+}
+
 const { title, description = "Likwid is a modular governance engine for distributed organizations, open source communities, and civic movements." } = Astro.props;
 
+const publicDemoSite = isEnabled((globalThis as any).process?.env?.PUBLIC_DEMO_SITE);
+
 const themes = Object.fromEntries(
   Object.entries(themeRegistry).map(([id, t]) => [id, { isDark: t.isDark, colors: t.colors }]),
 );
@@ -83,7 +91,7 @@ const defaultTheme = DEFAULT_THEME;
           </div>
           <div class="nav-actions">
             <a href="/demo" class="btn-demo">Explore Demo</a>
-            <a href="/login" class="btn-login">Sign In</a>
+            {!publicDemoSite ? <a href="/login" class="btn-login">Sign In</a> : null}
           </div>
         </nav>
       </header>

frontend/src/middleware.ts

@@ -0,0 +1,65 @@
+import { defineMiddleware } from 'astro:middleware';
+
+function isEnabled(v: string | undefined): boolean {
+  if (!v) return false;
+  const n = v.trim().toLowerCase();
+  return n === '1' || n === 'true' || n === 'yes' || n === 'on';
+}
+
+const DEMO_COOKIE = 'likwid_demo_unlocked';
+
+export const onRequest = defineMiddleware(async (context, next) => {
+  const publicDemoSite = isEnabled((globalThis as any).process?.env?.PUBLIC_DEMO_SITE);
+  if (!publicDemoSite) {
+    return next();
+  }
+
+  const url = new URL(context.request.url);
+  const path = url.pathname;
+
+  if (path === '/demo' && url.searchParams.get('enter') === '1') {
+    let nextPath = url.searchParams.get('next') || '/communities';
+    if (!nextPath.startsWith('/')) {
+      nextPath = '/communities';
+    }
+
+    context.cookies.set(DEMO_COOKIE, '1', {
+      path: '/',
+      httpOnly: true,
+      sameSite: 'lax',
+      maxAge: 60 * 60 * 12,
+    });
+
+    return context.redirect(nextPath);
+  }
+
+  if (path.startsWith('/_astro') || path.startsWith('/favicon') || path.startsWith('/robots')) {
+    return next();
+  }
+
+  if (path === '/setup' || path === '/register') {
+    return context.redirect('/demo');
+  }
+
+  const isProtected =
+    path === '/login' ||
+    path === '/dashboard' ||
+    path === '/delegations' ||
+    path === '/notifications' ||
+    path === '/settings' ||
+    path.startsWith('/admin') ||
+    path.startsWith('/communities') ||
+    path.startsWith('/proposals') ||
+    path.startsWith('/users');
+
+  if (!isProtected) {
+    return next();
+  }
+
+  const unlocked = context.cookies.get(DEMO_COOKIE)?.value === '1';
+  if (!unlocked) {
+    return context.redirect('/demo');
+  }
+
+  return next();
+});

frontend/src/pages/communities.astro

@@ -1,4 +1,5 @@
 ---
+export const prerender = false;
 import Layout from '../layouts/Layout.astro';
 import { API_BASE as apiBase } from '../lib/api';
 ---

frontend/src/pages/demo.astro

@@ -1,4 +1,5 @@
 ---
+export const prerender = false;
 import PublicLayout from '../layouts/PublicLayout.astro';
 import { API_BASE } from '../lib/api';
 ---
@@ -55,7 +56,7 @@ import { API_BASE } from '../lib/api';
           <div class="card-stats" id="stats-aurora">
             <span class="loading-text">Loading...</span>
           </div>
-          <a href="/communities/aurora" class="card-link">Explore Aurora →</a>
+          <a href="/demo?enter=1&next=/communities/aurora" class="card-link">Explore Aurora →</a>
         </div>
 
         <div class="community-card">
@@ -71,7 +72,7 @@ import { API_BASE } from '../lib/api';
           <div class="card-stats" id="stats-civic-commons">
             <span class="loading-text">Loading...</span>
           </div>
-          <a href="/communities/civic-commons" class="card-link">Explore Civic Commons →</a>
+          <a href="/demo?enter=1&next=/communities/civic-commons" class="card-link">Explore Civic Commons →</a>
         </div>
 
         <div class="community-card">
@@ -87,7 +88,7 @@ import { API_BASE } from '../lib/api';
           <div class="card-stats" id="stats-makers">
             <span class="loading-text">Loading...</span>
           </div>
-          <a href="/communities/makers" class="card-link">Explore Makers →</a>
+          <a href="/demo?enter=1&next=/communities/makers" class="card-link">Explore Makers →</a>
         </div>
       </div>
     </section>
@@ -103,7 +104,7 @@ import { API_BASE } from '../lib/api';
             Navigate communities, read proposals, view voting results, and explore 
             delegation networks without any account. Full read access is public.
           </p>
-          <a href="/communities" class="mode-link">Browse Communities →</a>
+          <a href="/demo?enter=1&next=/communities" class="mode-link">Browse Communities →</a>
         </div>
 
         <div class="access-mode">
@@ -199,8 +200,8 @@ import { API_BASE } from '../lib/api';
         Use demo accounts to participate.
       </p>
       <div class="cta-buttons">
-        <a href="/communities" class="btn-primary btn-large">Enter the Demo</a>
-        <a href="/login" class="btn-secondary">Sign In with Demo Account</a>
+        <a href="/demo?enter=1&next=/communities" class="btn-primary btn-large">Enter the Demo</a>
+        <a href="/demo?enter=1&next=/login" class="btn-secondary">Sign In with Demo Account</a>
       </div>
     </section>
 
@@ -787,7 +788,7 @@ import { API_BASE } from '../lib/api';
   }
 
   // Demo login handler
-  async function handleDemoLogin(username) {
+  async function loginDemoUser(username) {
     const btn = document.querySelector('[data-username="' + username + '"]');
     if (btn) {
       btn.classList.add('loading');
@@ -810,22 +811,10 @@ import { API_BASE } from '../lib/api';
         throw new Error('Login failed');
       }
 
-      const data = await response.json();
-      
-      // Store token in localStorage (use 'token' to match rest of app)
-      localStorage.setItem('token', data.token);
-      localStorage.setItem('user', JSON.stringify(data.user));
-
-      // Update button to show success
-      if (btn) {
-        btn.querySelector('.btn-info span').textContent = 'Success! Redirecting...';
-      }
-
-      // Redirect to dashboard or communities
-      setTimeout(() => {
-        window.location.href = '/communities';
-      }, 500);
-
+      const result = await response.json();
+      localStorage.setItem('token', result.token);
+      localStorage.setItem('user', JSON.stringify(result.user));
+      window.location.href = '/demo?enter=1&next=/communities';
     } catch (error) {
       console.error('Demo login failed:', error);
       if (btn) {
@@ -841,6 +830,8 @@ import { API_BASE } from '../lib/api';
           btn.querySelector('.btn-info span').textContent = texts[username] || '';
         }, 2000);
       }
+
+      alert('Demo login failed. Please try again.');
     }
   }
 
@@ -852,7 +843,7 @@ import { API_BASE } from '../lib/api';
         btn.addEventListener('click', function() {
           var username = btn.dataset.username;
           if (username) {
-            handleDemoLogin(username);
+            loginDemoUser(username);
           }
         });
       })(buttons[i]);

frontend/src/pages/login.astro

@@ -1,6 +1,15 @@
 ---
+export const prerender = false;
 import Layout from '../layouts/Layout.astro';
 import { API_BASE as apiBase } from '../lib/api';
+
+function isEnabled(v: string | undefined): boolean {
+  if (!v) return false;
+  const n = v.trim().toLowerCase();
+  return n === '1' || n === 'true' || n === 'yes' || n === 'on';
+}
+
+const publicDemoSite = isEnabled((globalThis as any).process?.env?.PUBLIC_DEMO_SITE);
 ---
 
 <Layout title="Login">
@@ -19,9 +28,11 @@ import { API_BASE as apiBase } from '../lib/api';
         <div id="error" class="error"></div>
         <button type="submit">Login</button>
       </form>
+      {!publicDemoSite ? (
         <p class="alt-action">
           Don't have an account? <a href="/register">Register</a>
         </p>
+      ) : null}
     </div>
   </section>
 </Layout>
@@ -56,7 +67,8 @@ import { API_BASE as apiBase } from '../lib/api';
       const result = await res.json();
       localStorage.setItem('token', result.token);
       localStorage.setItem('user', JSON.stringify(result.user));
-      window.location.href = '/';
+      const next = new URLSearchParams(window.location.search).get('next') || '/communities';
+      window.location.href = next;
     } catch (err) {
       errorEl.textContent = 'Connection error. Is the backend running?';
     }

frontend/src/pages/proposals.astro

@@ -1,4 +1,5 @@
 ---
+export const prerender = false;
 import Layout from '../layouts/Layout.astro';
 import { API_BASE as apiBase } from '../lib/api';
 ---

frontend/src/pages/register.astro

@@ -1,4 +1,5 @@
 ---
+export const prerender = false;
 import Layout from '../layouts/Layout.astro';
 import { API_BASE as apiBase } from '../lib/api';
 ---