dynamic categories in contribution modal dropdown

public/js/app.js

@@ -895,11 +895,26 @@ function escapeHtml(text) {
 // Block 16: Application Startup
 // =====================================================================
 
-// Initialize Category Filter in Sidebar
+// Populates Category Dropdown in Create Modal from Categories Object
+function buildCategoryDropdown() {
+    var select = document.getElementById('create-category');
+    for (var key in CATEGORIES) {
+        var cat = CATEGORIES[key];
+        var option = document.createElement('option');
+        option.value = key;
+        option.textContent = cat.icon + ' ' + cat.label;
+        select.appendChild(option);
+    }
+}
+
+// Populates Category Dropdown
+buildCategoryDropdown();
+
+// Initializes Category Filter in Sidebar
 buildCategoryFilter();
 
-// Load Contributions from API
+// Loads Contributions from API
 loadContributions();
 
-// Show Welcome Modal on first Visit
+// Shows Welcome Modal on first Visit
 checkWelcomeModal();