ui(deploy): Identity & Artifact section with filename auto-derive

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

ui/src/pages/AppsTab/AppDeploymentPage/AppDeploymentPage.module.css

@@ -5,3 +5,51 @@
   padding: 16px 24px;
   min-height: 100%;
 }
+
+.section {
+  border: 1px solid var(--border);
+  border-radius: 6px;
+  padding: 16px;
+  background: var(--bg-surface);
+}
+
+.configGrid {
+  display: grid;
+  grid-template-columns: 180px 1fr;
+  gap: 10px 16px;
+  align-items: center;
+  margin-top: 8px;
+}
+
+.configLabel {
+  color: var(--text-muted);
+  font-size: 13px;
+}
+
+.readOnlyValue {
+  color: var(--text-primary);
+  font-size: 14px;
+}
+
+.fileRow {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+}
+
+.stagedJar {
+  color: var(--amber);
+  font-size: 13px;
+}
+
+.visuallyHidden {
+  position: absolute;
+  width: 1px;
+  height: 1px;
+  padding: 0;
+  margin: -1px;
+  overflow: hidden;
+  clip: rect(0, 0, 0, 0);
+  white-space: nowrap;
+  border: 0;
+}