chore: import upstream snapshot with attribution

site/static/js/consent.js

@@ -0,0 +1,173 @@
+/**
+ * Lightweight cookie consent banner.
+ * Blocks analytics/tracking scripts until the user opts in.
+ * Only shown to EU/EEA/UK visitors (detected via Cloudflare CF-IPCountry header).
+ * Non-EU visitors get scripts loaded immediately.
+ *
+ * To reopen the banner, call window.__pf_manage_cookies() or click the
+ * "Cookie Settings" footer link (which navigates to #manage-cookies).
+ * Withdrawing consent after acceptance reloads the page to stop trackers.
+ */
+(function () {
+  var COOKIE = 'pf_consent';
+  var DAYS = 365;
+
+  // EU-27 + EEA (IS, LI, NO) + UK + CH
+  var EU_COUNTRIES =
+    'AT BE BG HR CY CZ DK EE FI FR DE GR HU IE IT LV LT LU MT NL PL PT RO SK SI ES SE IS LI NO GB CH';
+
+  function getCookie(name) {
+    var m = document.cookie.match(new RegExp('(^| )' + name + '=([^;]+)'));
+    return m ? m[2] : null;
+  }
+
+  function setCookie(name, v) {
+    var d = new Date();
+    d.setTime(d.getTime() + DAYS * 864e5);
+    document.cookie =
+      name + '=' + v + ';path=/;expires=' + d.toUTCString() + ';SameSite=Lax;Secure';
+  }
+
+  function loadScripts() {
+    if (window.__pf_scripts_loaded) return;
+    window.__pf_scripts_loaded = true;
+
+    var g = document.createElement('script');
+    g.async = true;
+    g.src = 'https://www.googletagmanager.com/gtag/js?id=G-3TS8QLZQ93';
+    document.head.appendChild(g);
+
+    var s = document.createElement('script');
+    s.async = true;
+    s.src = '/js/scripts.js';
+    document.head.appendChild(s);
+  }
+
+  function dismiss() {
+    var el = document.getElementById('cc-banner');
+    if (el) el.remove();
+  }
+
+  function isEU() {
+    var country = getCookie('pf_country');
+    if (!country) return false; // Default to non-EU if no country cookie
+    return EU_COUNTRIES.indexOf(country) !== -1;
+  }
+
+  function injectStyles() {
+    if (document.getElementById('cc-styles')) return;
+    var style = document.createElement('style');
+    style.id = 'cc-styles';
+    style.textContent =
+      '#cc-banner{position:fixed;bottom:0;left:0;right:0;z-index:9999;' +
+      'background:#1a1a1a;color:#e0e0e0;font-family:Inter,system-ui,sans-serif;' +
+      'font-size:14px;padding:14px 20px;display:flex;align-items:center;' +
+      'justify-content:space-between;gap:16px;box-shadow:0 -2px 8px rgba(0,0,0,.2)}' +
+      '#cc-banner a{color:#ff7a7a;text-decoration:underline}' +
+      '#cc-btns{display:flex;gap:8px;flex-shrink:0}' +
+      '#cc-btns button{border:none;border-radius:4px;padding:8px 16px;font-size:14px;' +
+      'font-weight:500;cursor:pointer;font-family:inherit}' +
+      '#cc-accept{background:#e53a3a;color:#fff}#cc-accept:hover{background:#cb3434}' +
+      '#cc-decline{background:transparent;color:#ccc;border:1px solid #555!important}' +
+      '#cc-decline:hover{border-color:#999!important}' +
+      '@media(max-width:600px){#cc-banner{flex-direction:column;text-align:center}' +
+      '#cc-btns{justify-content:center}}';
+    document.head.appendChild(style);
+  }
+
+  function showBanner() {
+    if (document.getElementById('cc-banner')) return;
+    injectStyles();
+
+    var scriptsWereLoaded = !!window.__pf_scripts_loaded;
+
+    var banner = document.createElement('div');
+    banner.id = 'cc-banner';
+    banner.setAttribute('role', 'dialog');
+    banner.setAttribute('aria-label', 'Cookie consent');
+    banner.innerHTML =
+      '<span>We use cookies for analytics to improve our site. ' +
+      '<a href="/privacy/">Privacy policy</a></span>' +
+      '<div id="cc-btns">' +
+      '<button id="cc-decline">Decline</button>' +
+      '<button id="cc-accept">Accept</button>' +
+      '</div>';
+    document.body.appendChild(banner);
+
+    document.getElementById('cc-accept').addEventListener('click', function () {
+      setCookie(COOKIE, '1');
+      dismiss();
+      loadScripts();
+    });
+
+    document.getElementById('cc-decline').addEventListener('click', function () {
+      setCookie(COOKIE, '0');
+      dismiss();
+      // If trackers were already running, reload to stop them
+      if (scriptsWereLoaded) {
+        window.location.reload();
+      }
+    });
+  }
+
+  // Expose global method to reopen preferences (used by footer link)
+  window.__pf_manage_cookies = function () {
+    document.cookie = COOKIE + '=;path=/;expires=Thu, 01 Jan 1970 00:00:00 GMT';
+    showBanner();
+  };
+
+  // Handle #manage-cookies hash (footer link)
+  function checkHash() {
+    if (window.location.hash === '#manage-cookies') {
+      window.__pf_manage_cookies();
+      history.replaceState(null, '', window.location.pathname + window.location.search);
+    }
+  }
+  window.addEventListener('hashchange', checkHash);
+
+  // Non-EU visitors: load scripts immediately, unless #manage-cookies is present
+  if (!isEU()) {
+    // Check if user is actively requesting cookie settings before loading
+    if (window.location.hash === '#manage-cookies') {
+      var showOnReady = function () {
+        window.__pf_manage_cookies();
+        history.replaceState(null, '', window.location.pathname + window.location.search);
+      };
+      if (document.readyState === 'loading') {
+        document.addEventListener('DOMContentLoaded', showOnReady);
+      } else {
+        showOnReady();
+      }
+    } else {
+      loadScripts();
+    }
+    return;
+  }
+
+  // EU visitors: check prior consent
+  var consent = getCookie(COOKIE);
+  if (consent === '1') {
+    loadScripts();
+    if (document.readyState === 'loading') {
+      document.addEventListener('DOMContentLoaded', checkHash);
+    } else {
+      checkHash();
+    }
+    return;
+  }
+  if (consent === '0') {
+    if (document.readyState === 'loading') {
+      document.addEventListener('DOMContentLoaded', checkHash);
+    } else {
+      checkHash();
+    }
+    return;
+  }
+
+  // First visit EU visitor: show banner once body is ready
+  if (document.readyState === 'loading') {
+    document.addEventListener('DOMContentLoaded', showBanner);
+  } else {
+    showBanner();
+  }
+})();

site/static/js/scripts.js

@@ -0,0 +1,132 @@
+// Define gtag stub if not already defined (prevents errors in development)
+window.dataLayer = window.dataLayer || [];
+window.gtag =
+  window.gtag ||
+  function () {
+    window.dataLayer.push(arguments);
+  };
+
+// Configure GA (gtag.js is loaded by consent.js before this script)
+gtag('js', new Date());
+gtag('config', 'G-3TS8QLZQ93', { anonymize_ip: true });
+gtag('config', 'G-3YM29CN26E', { anonymize_ip: true });
+gtag('config', 'AW-17347444171', { anonymize_ip: true });
+
+// Track SPA route changes (replaces Docusaurus gtag plugin)
+(function () {
+  var prev = location.pathname + location.search;
+  function onNav() {
+    var current = location.pathname + location.search;
+    if (current !== prev) {
+      prev = current;
+      gtag('event', 'page_view', {
+        page_path: current,
+        page_location: location.href,
+      });
+    }
+  }
+  // Patch pushState/replaceState to detect Docusaurus client-side navigation
+  var origPush = history.pushState;
+  var origReplace = history.replaceState;
+  history.pushState = function () {
+    origPush.apply(this, arguments);
+    onNav();
+  };
+  history.replaceState = function () {
+    origReplace.apply(this, arguments);
+    onNav();
+  };
+  window.addEventListener('popstate', onNav);
+})();
+
+!(function (e, r) {
+  try {
+    if (e.vector) return void console.log('Vector snippet included more than once.');
+    var t = {};
+    t.q = t.q || [];
+    for (
+      var o = ['load', 'identify', 'on'],
+        n = function (e) {
+          return function () {
+            var r = Array.prototype.slice.call(arguments);
+            t.q.push([e, r]);
+          };
+        },
+        c = 0;
+      c < o.length;
+      c++
+    ) {
+      var a = o[c];
+      t[a] = n(a);
+    }
+    if (((e.vector = t), !t.loaded)) {
+      var i = r.createElement('script');
+      (i.type = 'text/javascript'), (i.async = !0), (i.src = 'https://cdn.vector.co/pixel.js');
+      var l = r.getElementsByTagName('script')[0];
+      l.parentNode.insertBefore(i, l), (t.loaded = !0);
+    }
+  } catch (e) {
+    console.error('Error loading Vector:', e);
+  }
+})(window, document);
+vector.load('18d08a7d-45cf-4805-b8b1-978305be5dd4');
+
+!(function (t, e) {
+  var o, n, p, r;
+  e.__SV ||
+    ((window.posthog = e),
+    (e._i = []),
+    (e.init = function (i, s, a) {
+      function g(t, e) {
+        var o = e.split('.');
+        2 == o.length && ((t = t[o[0]]), (e = o[1])),
+          (t[e] = function () {
+            t.push([e].concat(Array.prototype.slice.call(arguments, 0)));
+          });
+      }
+      ((p = t.createElement('script')).type = 'text/javascript'),
+        (p.async = !0),
+        (p.src =
+          s.api_host.replace('.i.posthog.com', '-assets.i.posthog.com') + '/static/array.js'),
+        (r = t.getElementsByTagName('script')[0]).parentNode.insertBefore(p, r);
+      var u = e;
+      for (
+        void 0 === a ? (a = 'posthog') : (u = e[a] = []),
+          u.people = u.people || [],
+          u.toString = function (t) {
+            var e = 'posthog';
+            return 'posthog' !== a && (e += '.' + a), t || (e += ' (stub)'), e;
+          },
+          u.people.toString = function () {
+            return u.toString(1) + '.people (stub)';
+          },
+          o =
+            'capture identify alias people.set people.set_once set_config register register_once unregister opt_out_capturing has_opted_out_capturing opt_in_capturing reset isFeatureEnabled onFeatureFlags getFeatureFlag getFeatureFlagPayload reloadFeatureFlags group updateEarlyAccessFeatureEnrollment getEarlyAccessFeatures getActiveMatchingSurveys getSurveys getNextSurveyStep onSessionId setPersonProperties'.split(
+              ' ',
+            ),
+          n = 0;
+        n < o.length;
+        n++
+      )
+        g(u, o[n]);
+      e._i.push([i, s, a]);
+    }),
+    (e.__SV = 1));
+})(document, window.posthog || []);
+posthog.init('phc_gOS5ctlYqd64vmJtYVpAU0W5iew7OopcETkyYNpkyYP', {
+  api_host: 'https://us.i.posthog.com',
+  person_profiles: 'identified_only', // or 'always' to create profiles for anonymous users as well
+});
+
+/* Reo */
+!(function () {
+  var e, t, n;
+  (e = '59f3ca4439de16d'),
+    (t = function () {
+      Reo.init({ clientID: '59f3ca4439de16d' });
+    }),
+    ((n = document.createElement('script')).src = 'https://static.reo.dev/' + e + '/reo.js'),
+    (n.defer = !0),
+    (n.onload = t),
+    document.head.appendChild(n);
+})();