add missing files

public/app/personaForm.js

@@ -0,0 +1,19 @@
+const personaFieldNames = ["name", "pronouns", "appearance", "background", "details", "exampleDialogues"];
+
+export function populatePersonaForm(fields, persona = {}) {
+    personaFieldNames.forEach((name) => {
+        const field = fields[name];
+        if (!field) return;
+        const sourceName = name === "exampleDialogues" ? "example_dialogues" : name;
+        field.value = persona[sourceName] || "";
+    });
+}
+
+export function readPersonaForm(fields) {
+    return personaFieldNames.reduce((payload, name) => {
+        const field = fields[name];
+        if (!field) return payload;
+        payload[name] = field.value.trim();
+        return payload;
+    }, {});
+}