task modal: add multi-line 'text' input type (textarea)

`type: string` renders a single-line <input>; the new `type: text` renders a
resizable multi-line <textarea> (6 rows) — for pasted multi-line values like
lyrics. Checked before options/default so `text` always means free-form text.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

src/workspaces/officerdev/src/apps/FileBrowser/FileBrowserApp/components/TaskRunnerModal.tsx

@@ -463,6 +463,22 @@ const TaskInputForm = ({
           );
         }
 
+        if (def.type === 'text') {
+          return (
+            <div key={key} className="flex flex-col gap-1">
+              <label className="text-xs font-medium text-duck-dark/70 dark:text-foreground/70">
+                {def.description ?? key}
+              </label>
+              <textarea
+                value={values[key] ?? ''}
+                onChange={(e) => onChange(key, e.target.value)}
+                rows={6}
+                className="px-3 py-1.5 text-sm rounded-lg border border-duck-dark/15 dark:border-foreground/15 bg-background focus:outline-none focus:ring-1 focus:ring-duck-teal resize-y whitespace-pre-wrap"
+              />
+            </div>
+          );
+        }
+
         if (def.options && def.options.length > 0) {
           const selected = values[key] ?? def.default ?? def.options[0]!;
           return (