refactor: standardize modal system, unify hardware DB schemas, and implement automatic asset reclassification

src/views/Dashboard/HwDashboard.ts

@@ -50,7 +50,7 @@ export function renderHwDashboard(container: HTMLElement) {
           <canvas id="chart-hw-types"></canvas>
         </div>
         <div class="dashboard-card">
-          <h4 style="margin-bottom:1rem; font-size:0.9rem; color:var(--text-muted);">법인별 자산 분포</h4>
+          <h4 style="margin-bottom:1rem; font-size:0.9rem; color:var(--text-muted);">구매법인별 자산 분포</h4>
           <canvas id="chart-hw-corps"></canvas>
         </div>
       </div>

src/views/Dashboard/SwDashboard.ts

@@ -92,7 +92,7 @@ export function renderSwDashboard(container: HTMLElement) {
       <h3 class="dashboard-section-title">${currentYear}년 도입 비용 분석</h3>
       <div class="dashboard-layout-2col">
         <div class="dashboard-card">
-          <h4 style="margin-bottom:1rem; font-size:0.9rem; color:var(--text-muted);">법인별 도입 금액 (원)</h4>
+          <h4 style="margin-bottom:1rem; font-size:0.9rem; color:var(--text-muted);">구매법인별 도입 금액 (원)</h4>
           <canvas id="chart-sw-corp"></canvas>
         </div>
         <div class="dashboard-card">