Add ROBERTA classifier ranking PoC, with 77pc off the bat

agent/tools/robertaCall.ts

@@ -0,0 +1,22 @@
+import axios from "axios";
+
+export async function evaluateWithRoberta({
+  answer
+}: {
+  answer: string;
+}) {
+  const res = await axios.post("http://localhost:8000/evaluate", {
+    answer
+  });
+  // console.log(res.data)
+  const validProb = res.data["probabilities"][0][0]
+  const invalidProv = res.data["probabilities"][0][1]
+
+  return validProb > invalidProv ? 1 : 0;
+}
+
+// let res = await evaluateWithRoberta({answer: "High-profile political downplaying of COVID-19 (examples: President Trump saying 'it will go away' in March–August 2020)"});
+// console.log(res)
+
+// res = await evaluateWithRoberta({answer: "Multiple mirrored reuploads (2020–2023) put the clip on other channels with titles implying it was a genuine 1970s public information film."});
+// console.log(res)