Refactor error handling, client, and tests for Ollama integration

debug_test.js

@@ -0,0 +1,30 @@
+// Debug the exactMatch function
+const text = "algorithm";
+const query = "algorithm";
+
+function stemToken(token) {
+  if (token.endsWith('s')) return token.slice(0, -1);
+  if (token.endsWith('ed')) return token.slice(0, -2);
+  if (token.endsWith('ing')) return token.slice(0, -3);
+  return token;
+}
+
+function tokenize(text) {
+  const stopWords = new Set(['the', 'a', 'an', 'and', 'or', 'but', 'is', 'are', 'was', 'were', 'in', 'on', 'at', 'to', 'of', 'for', 'with', 'as', 'by', 'it', 'its', 'that', 'this', 'these', 'those']);
+  return text
+    .toLowerCase()
+    .split(/\W+/)
+    .filter((token) => token.length > 1 && !stopWords.has(token));
+}
+
+function exactMatch(content, token) {
+  const stemmed = stemToken(token);
+  const contentTokens = tokenize(content);
+  return contentTokens.some((ct) => stemToken(ct) === stemmed);
+}
+
+console.log("Text:", text);
+console.log("Query:", query);
+console.log("Tokenized text:", tokenize(text));
+console.log("Stemmed query:", stemToken(query));
+console.log("Exact match result:", exactMatch(text, query));