Add export functionality to all reports pages

app/templates/main/bet_detail.html

@@ -129,10 +129,22 @@
                         </ol>
                     </nav>
                 </div>
+                <div class="d-flex gap-2">
+                    <div class="btn-group">
+                        <button type="button" class="btn btn-primary dropdown-toggle" data-bs-toggle="dropdown">
+                            <i class="fas fa-download"></i> Export
+                        </button>
+                        <ul class="dropdown-menu">
+                            <li><a class="dropdown-item" href="{{ url_for('main.bet_detail', client_id=client_id, match_id=match_id, bet_uuid=bet_uuid, export='csv', **filters) }}">Export as CSV</a></li>
+                            <li><a class="dropdown-item" href="{{ url_for('main.bet_detail', client_id=client_id, match_id=match_id, bet_uuid=bet_uuid, export='xlsx', **filters) }}">Export as Excel</a></li>
+                            <li><a class="dropdown-item" href="{{ url_for('main.bet_detail', client_id=client_id, match_id=match_id, bet_uuid=bet_uuid, export='pdf', **filters) }}">Export as PDF</a></li>
+                        </ul>
+                    </div>
                     <a href="{{ url_for('main.match_report_detail', client_id=client_id, match_id=match_id, **filters) }}" class="btn btn-secondary">
                         <i class="fas fa-arrow-left"></i> Back to Match
                     </a>
                 </div>
+            </div>
 
             <!-- Bet Summary Cards -->
             <div class="row mb-3">

app/templates/main/client_report_detail.html

@@ -186,10 +186,22 @@
                         </ol>
                     </nav>
                 </div>
+                <div class="d-flex gap-2">
+                    <div class="btn-group">
+                        <button type="button" class="btn btn-primary dropdown-toggle" data-bs-toggle="dropdown">
+                            <i class="fas fa-download"></i> Export
+                        </button>
+                        <ul class="dropdown-menu">
+                            <li><a class="dropdown-item" href="{{ url_for('main.client_report_detail', client_id=client_id, export='csv', **filters) }}">Export as CSV</a></li>
+                            <li><a class="dropdown-item" href="{{ url_for('main.client_report_detail', client_id=client_id, export='xlsx', **filters) }}">Export as Excel</a></li>
+                            <li><a class="dropdown-item" href="{{ url_for('main.client_report_detail', client_id=client_id, export='pdf', **filters) }}">Export as PDF</a></li>
+                        </ul>
+                    </div>
                     <a href="{{ url_for('main.reports', **filters) }}" class="btn btn-secondary">
                         <i class="fas fa-arrow-left"></i> Back to Reports
                     </a>
                 </div>
+            </div>
 
             <!-- Summary Cards - First Row (3 cards) -->
             <div class="row mb-3">

app/templates/main/match_report_detail.html

@@ -187,10 +187,22 @@
                         </ol>
                     </nav>
                 </div>
+                <div class="d-flex gap-2">
+                    <div class="btn-group">
+                        <button type="button" class="btn btn-primary dropdown-toggle" data-bs-toggle="dropdown">
+                            <i class="fas fa-download"></i> Export
+                        </button>
+                        <ul class="dropdown-menu">
+                            <li><a class="dropdown-item" href="{{ url_for('main.match_report_detail', client_id=client_id, match_id=match_id, export='csv', **filters) }}">Export as CSV</a></li>
+                            <li><a class="dropdown-item" href="{{ url_for('main.match_report_detail', client_id=client_id, match_id=match_id, export='xlsx', **filters) }}">Export as Excel</a></li>
+                            <li><a class="dropdown-item" href="{{ url_for('main.match_report_detail', client_id=client_id, match_id=match_id, export='pdf', **filters) }}">Export as PDF</a></li>
+                        </ul>
+                    </div>
                     <a href="{{ url_for('main.client_report_detail', client_id=client_id, **filters) }}" class="btn btn-secondary">
                         <i class="fas fa-arrow-left"></i> Back to Client
                     </a>
                 </div>
+            </div>
 
             <!-- Match Summary Cards -->
             <div class="row mb-3">