Integrate task runner into python tools

python-tools/static/app.js

@@ -0,0 +1,19 @@
+const output = document.querySelector("#run-output");
+
+if (output) {
+  const refresh = async () => {
+    const response = await fetch(output.dataset.outputUrl, { cache: "no-store" });
+    if (response.ok) {
+      output.textContent = (await response.json()).output;
+    }
+    const status = document.querySelector("#run-status");
+    if (status) {
+      const stateResponse = await fetch(status.dataset.stateUrl, { cache: "no-store" });
+      if (stateResponse.ok) {
+        status.textContent = (await stateResponse.json()).status;
+      }
+    }
+  };
+  refresh();
+  window.setInterval(refresh, 2000);
+}