some fixes

python_app/webui/static/app.js

@@ -89,6 +89,14 @@ function makeFieldRow(entry) {
   const label = document.createElement("label");
   label.textContent = entry.name;
   label.htmlFor = "f_" + entry.name;
+  if (entry.applies_on_start) {
+    // Stable run_config field: editing it here takes effect on the next pipeline start.
+    const hint = document.createElement("span");
+    hint.className = "on-start-hint";
+    hint.textContent = " (on Start)";
+    hint.title = "Applied when the pipeline next starts";
+    label.appendChild(hint);
+  }
   row.appendChild(label);
 
   let el;
@@ -112,6 +120,10 @@ function makeFieldRow(entry) {
     if (entry.max != null) el.max = entry.max;
     el.step = entry.kind === "float" ? (entry.step || "any") : (entry.step || 1);
     el.value = entry.value;
+  } else if (entry.kind === "textarea") {
+    el = document.createElement("textarea");
+    el.rows = 3;
+    el.value = entry.value == null ? "" : String(entry.value);
   } else {
     el = document.createElement("input");
     el.type = "text";

python_app/webui/static/style.css

@@ -208,6 +208,21 @@ body {
   flex-shrink: 0;
   accent-color: var(--accent);
 }
+.field textarea {
+  width: 160px;
+  flex-shrink: 0;
+  min-height: 52px;
+  resize: vertical;
+  background: var(--panel);
+  border: 1px solid var(--border);
+  border-radius: 7px;
+  padding: 4px 7px;
+  color: var(--text);
+  font-family: var(--mono);
+  font-size: 12px;
+}
+.field textarea:focus { outline: none; border-color: var(--accent); }
+.on-start-hint { color: var(--muted); font-size: 11px; font-style: italic; }
 
 .settings-actions {
   display: flex;