Initial Release: Lütte Planer mit Google-Login-Vorbereitung

- Login-System (Mock für Tests, Google OAuth vorbereitet)
- Reisen erstellen mit Emoji, Ziel und Datum
- Ablauf (Timeline), Packliste, Ideen, Notizen, Dokumente
- Team-System: Personen einladen per E-Mail + Einladungslinks
- Berechtigungen: Nur lesen / Bearbeiten / Admin
- E-Mail-Benachrichtigungen beim Einladen

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

ablauf.php

@@ -0,0 +1,132 @@
+<?php
+require_once __DIR__ . '/config.php';
+$tripId = $_GET['trip'] ?? '';
+[$trip, $user] = requireTripAccess($tripId);
+$canEdit = userCanEdit($tripId, $user['id']);
+
+// Eintrag hinzufügen
+if ($canEdit && $_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['add'])) {
+    dbInsert('ablauf', [
+        'trip_id'     => $tripId,
+        'datum'       => $_POST['datum'] ?? '',
+        'zeit'        => $_POST['zeit'] ?? '',
+        'titel'       => trim($_POST['titel'] ?? ''),
+        'beschreibung'=> trim($_POST['beschreibung'] ?? ''),
+        'ort'         => trim($_POST['ort'] ?? ''),
+        'kategorie'   => $_POST['kategorie'] ?? 'allgemein',
+        'created_by'  => $user['id'],
+    ]);
+    header('Location: /Develop/PlanerGoogel/ablauf.php?trip=' . $tripId); exit;
+}
+
+// Eintrag löschen
+if ($canEdit && $_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['delete'])) {
+    dbExec('DELETE FROM ablauf WHERE id = ? AND trip_id = ?', [(int)$_POST['delete'], $tripId]);
+    header('Location: /Develop/PlanerGoogel/ablauf.php?trip=' . $tripId); exit;
+}
+
+$eintraege = dbAll(
+    'SELECT a.*, u.name as user_name, u.farbe as user_farbe FROM ablauf a
+     LEFT JOIN users u ON u.id = a.created_by
+     WHERE a.trip_id = ?
+     ORDER BY a.datum ASC, a.zeit ASC, a.sort_order ASC, a.id ASC',
+    [$tripId]
+);
+
+// Nach Datum gruppieren
+$grouped = [];
+foreach ($eintraege as $e) {
+    $key = $e['datum'] ?: '_ohne';
+    $grouped[$key][] = $e;
+}
+
+$kategorien = [
+    'allgemein' => ['icon' => '📌', 'label' => 'Allgemein'],
+    'transport' => ['icon' => '🚗', 'label' => 'Transport'],
+    'hotel'     => ['icon' => '🏨', 'label' => 'Hotel'],
+    'essen'     => ['icon' => '🍽️', 'label' => 'Essen'],
+    'aktivität' => ['icon' => '🎯', 'label' => 'Aktivität'],
+    'sehenswürdigkeit' => ['icon' => '🏛️', 'label' => 'Sehenswürdigkeit'],
+    'einkaufen' => ['icon' => '🛍️', 'label' => 'Einkaufen'],
+    'sonstiges' => ['icon' => '📝', 'label' => 'Sonstiges'],
+];
+
+$pageTitle = 'Ablauf';
+$activeTab = 'ablauf';
+include __DIR__ . '/includes/header.php';
+
+$countdown = null;
+if ($trip['start_datum']) {
+    $days = daysUntil($trip['start_datum']);
+    if ($days > 0) $countdown = "Noch <strong>{$days}</strong> Tage bis zur Reise!";
+    elseif ($days === 0) $countdown = "🎉 Heute geht's los!";
+}
+?>
+
+<main class="main">
+  <?php if ($countdown): ?>
+  <div class="countdown-bar"><?= $countdown ?></div>
+  <?php endif; ?>
+
+  <div class="page-header">
+    <h1 class="section-head">Ablauf</h1>
+    <?php if ($canEdit): ?>
+    <button class="btn btn-primary" onclick="toggleForm('add-form')">+ Eintrag</button>
+    <?php endif; ?>
+  </div>
+
+  <?php if ($canEdit): ?>
+  <div id="add-form" class="add-form hidden">
+    <form method="POST" style="display:contents;">
+      <input type="date" name="datum" style="max-width:150px;">
+      <input type="time" name="zeit" style="max-width:110px;">
+      <input type="text" name="titel" placeholder="Titel *" required style="min-width:180px;">
+      <input type="text" name="ort" placeholder="Ort / Adresse">
+      <select name="kategorie">
+        <?php foreach ($kategorien as $k => $v): ?>
+        <option value="<?= $k ?>"><?= $v['icon'] ?> <?= $v['label'] ?></option>
+        <?php endforeach; ?>
+      </select>
+      <input type="text" name="beschreibung" placeholder="Beschreibung / Notiz">
+      <button type="submit" name="add" class="btn btn-primary">Hinzufügen</button>
+    </form>
+  </div>
+  <?php endif; ?>
+
+  <?php if (empty($eintraege)): ?>
+  <div class="empty"><div class="empty-icon">🗓️</div><p>Noch keine Einträge im Ablauf.</p></div>
+  <?php else: ?>
+
+  <div class="timeline">
+  <?php foreach ($grouped as $datum => $items): ?>
+    <div class="tl-group">
+      <div class="tl-group-date">
+        <?= $datum === '_ohne' ? 'Ohne Datum' : germanDate($datum) ?>
+      </div>
+      <?php foreach ($items as $e): ?>
+      <div class="tl-item">
+        <div class="tl-dot"></div>
+        <div class="tl-item-inner">
+          <div class="tl-meta">
+            <?php if ($e['zeit']): ?><span class="tl-time"><?= h($e['zeit']) ?></span><?php endif; ?>
+            <span class="tl-kat"><?= $kategorien[$e['kategorie']]['icon'] ?? '📌' ?></span>
+          </div>
+          <div class="tl-title"><?= h($e['titel']) ?></div>
+          <?php if ($e['ort']): ?><div class="tl-ort">📍 <?= h($e['ort']) ?></div><?php endif; ?>
+          <?php if ($e['beschreibung']): ?><div class="tl-desc"><?= h($e['beschreibung']) ?></div><?php endif; ?>
+          <?php if ($canEdit): ?>
+          <form method="POST" style="display:inline;" onsubmit="return confirm('Eintrag löschen?')">
+            <button type="submit" name="delete" value="<?= $e['id'] ?>" class="btn-delete" style="margin-top:8px;">Löschen</button>
+          </form>
+          <?php endif; ?>
+        </div>
+      </div>
+      <?php endforeach; ?>
+    </div>
+  <?php endforeach; ?>
+  </div>
+
+  <?php endif; ?>
+</main>
+
+<?php include __DIR__ . '/includes/footer.php'; ?>