Polish: uppercase button text, ASCII-safe stat icons and boot sequence

- TicketView.php: 'Edit Ticket' → 'EDIT TICKET'
- DashboardView.php: '+ New Ticket' → '+ NEW TICKET'
- DashboardView.php: stat-icon [ ✓ ] → [ OK ] (ASCII-safe)
- DashboardView.php: boot sequence '> SYSTEM READY ✓' → '> SYSTEM READY [OK]'

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

views/DashboardView.php

@@ -51,7 +51,7 @@ $nonce = SecurityHeadersMiddleware::getNonce();
                 '[ OK ] Starting dashboard services...',
                 '[ OK ] Rendering ASCII frames...',
                 '',
-                '> SYSTEM READY ✓',
+                '> SYSTEM READY [OK]',
                 ''
             ];
 
@@ -231,7 +231,7 @@ $nonce = SecurityHeadersMiddleware::getNonce();
                 </div>
             </div>
             <div class="stat-card stat-resolved">
-                <div class="stat-icon">[ ✓ ]</div>
+                <div class="stat-icon">[ OK ]</div>
                 <div class="stat-content">
                     <div class="stat-value"><?php echo $stats['closed_today']; ?></div>
                     <div class="stat-label">Closed Today</div>
@@ -290,7 +290,7 @@ $nonce = SecurityHeadersMiddleware::getNonce();
                 <button id="tableViewBtn" class="view-btn active" data-action="set-view-mode" data-mode="table" title="Table View" aria-label="Table view" aria-pressed="true">[ = ]</button>
                 <button id="cardViewBtn" class="view-btn" data-action="set-view-mode" data-mode="card" title="Kanban View" aria-label="Kanban view" aria-pressed="false">[ # ]</button>
             </div>
-            <button data-action="navigate" data-url="<?php echo $GLOBALS['config']['BASE_URL']; ?>/ticket/create" class="btn create-ticket">+ New Ticket</button>
+            <button data-action="navigate" data-url="<?php echo $GLOBALS['config']['BASE_URL']; ?>/ticket/create" class="btn create-ticket">+ NEW TICKET</button>
             <div class="export-dropdown" id="exportDropdown" style="display: none;">
                 <button class="btn" data-action="toggle-export-menu" aria-label="Export selected tickets" aria-haspopup="true" aria-expanded="false">Export Selected (<span id="exportCount">0</span>)</button>
                 <div class="export-dropdown-content" id="exportDropdownContent">

views/TicketView.php

@@ -259,7 +259,7 @@ $nonce = SecurityHeadersMiddleware::getNonce();
                                     <?php endforeach; ?>
                                 </select>
                             </div>
-                            <button id="editButton" class="btn">Edit Ticket</button>
+                            <button id="editButton" class="btn">EDIT TICKET</button>
                             <button id="cloneButton" class="btn btn-secondary" title="Create a copy of this ticket">CLONE</button>
                         </div>
                     </div>