Add functions for handling query box

src/main.js

@@ -35,3 +35,20 @@ const ollama_chat_complete = async (model, messages) => {
   const js = await res.json()
   return js
 }
+
+const form = document.getElementById('chat-form')
+
+form.addEventListener('submit', FormSubmit);
+
+function FormSubmit(event) {
+  // do we have to prevent default form submission behaviour? im not sure
+  const query = document.getElementById('username').value;
+
+  FutureFunction(query);
+}
+
+function FutureFunction(query) {
+  // we put everything that happens with the query here
+}
+
+