feat: [quote] 시뮬레이터 CONTROLLER_TYPE 입력 지원

- CONTROLLER_TYPE select 드롭다운 추가 (매립형/노출형/일체형)
- 문자열 입력값 지원 (isNaN 체크로 숫자/문자열 구분)

resources/views/quote-formulas/simulator.blade.php

@@ -189,18 +189,47 @@ function renderInputFields() {
 
             vars.forEach(v => {
                 const defaultValue = v.default_value || '';
-                html += `
-                    <div>
-                        <label class="block text-sm font-medium text-gray-700 mb-1" title="${v.description || ''}">
-                            ${v.variable}
-                            <span class="text-gray-400 font-normal">${v.name ? `(${v.name})` : ''}</span>
-                        </label>
+                // TYPE이 포함된 변수는 문자열 입력 (select 또는 text)
+                const isTextInput = v.variable.includes('TYPE') || v.variable.includes('_CODE');
+
+                let inputHtml = '';
+                if (isTextInput && v.variable === 'CONTROLLER_TYPE') {
+                    // 제어기 유형은 select로 표시
+                    inputHtml = `
+                        <select name="${v.variable}"
+                                class="w-full px-3 py-2 border border-gray-300 rounded-lg text-sm focus:outline-none focus:ring-2 focus:ring-blue-500">
+                            <option value="">선택하세요</option>
+                            <option value="매립형">매립형</option>
+                            <option value="노출형">노출형</option>
+                            <option value="일체형">일체형</option>
+                        </select>
+                    `;
+                } else if (isTextInput) {
+                    inputHtml = `
+                        <input type="text"
+                               name="${v.variable}"
+                               value="${defaultValue}"
+                               class="w-full px-3 py-2 border border-gray-300 rounded-lg text-sm focus:outline-none focus:ring-2 focus:ring-blue-500"
+                               placeholder="${v.variable}">
+                    `;
+                } else {
+                    inputHtml = `
                         <input type="number"
                                name="${v.variable}"
                                value="${defaultValue}"
                                step="any"
                                class="w-full px-3 py-2 border border-gray-300 rounded-lg text-sm focus:outline-none focus:ring-2 focus:ring-blue-500"
                                placeholder="${v.variable}">
+                    `;
+                }
+
+                html += `
+                    <div>
+                        <label class="block text-sm font-medium text-gray-700 mb-1" title="${v.description || ''}">
+                            ${v.variable}
+                            <span class="text-gray-400 font-normal">${v.name ? `(${v.name})` : ''}</span>
+                        </label>
+                        ${inputHtml}
                     </div>
                 `;
             });
@@ -243,7 +272,9 @@ function renderCategoryOrder() {
         const inputs = {};
         for (const [key, value] of formData.entries()) {
             if (value !== '') {
-                inputs[key] = parseFloat(value);
+                // 숫자로 변환 가능하면 숫자로, 아니면 문자열로 유지
+                const numValue = parseFloat(value);
+                inputs[key] = isNaN(numValue) ? value : numValue;
             }
         }