diff --git a/.eslintrc.js b/.eslintrc.js
index 68212fd..9a720bb 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -14,7 +14,7 @@ module.exports = {
     sourceType: 'module'
   },
   rules: {
-    'no-console': ['error', { allow: ['log', 'error'] }],
+    'no-console': ['error', { allow: ['log', 'error', 'warn'] }],
     '@typescript-eslint/no-var-requires': 'off',
     '@typescript-eslint/no-explicit-any': 'off'
   },
diff --git a/src/agent.ts b/src/agent.ts
index ff68b02..e9af66c 100644
--- a/src/agent.ts
+++ b/src/agent.ts
@@ -46,7 +46,6 @@ import { finalizeAnswer } from "./tools/finalizer";
 import { buildImageReferences, buildReferences } from "./tools/build-ref";
 import { logInfo, logError, logDebug, logWarning } from './logging';
 import { researchPlan } from './tools/research-planner';
-import { reduceAnswers } from './tools/reducer';
 import { AxiosError } from 'axios';
 import { dedupImagesWithEmbeddings, filterImages } from './utils/image-tools';
 import { serpCluster } from './tools/serp-cluster';
@@ -304,10 +303,11 @@ async function executeSearchQueries(
       logDebug('Search query:', { query });
       switch (searchProvider || SEARCH_PROVIDER) {
         case 'jina':
-        case 'arxiv':
+        case 'arxiv': {
           const num = meta ? undefined : 30;
           results = (await search(query, searchProvider, num, meta, context.tokenTracker)).response.results || [];
           break;
+        }
         case 'duck':
           results = (await duckSearch(query.q, { safeSearch: SafeSearchType.STRICT })).results;
           break;
diff --git a/src/app.ts b/src/app.ts
index df75666..3d588de 100644
--- a/src/app.ts
+++ b/src/app.ts
@@ -15,7 +15,7 @@ import { ActionTracker } from "./utils/action-tracker";
 import { ObjectGeneratorSafe } from "./utils/safe-generator";
 import { jsonSchema } from "ai"; // or another converter library
 import { normalizeHostName } from "./utils/url-tools";
-import { logInfo, logError, logDebug, logWarning } from './logging';
+import { logInfo, logError, logDebug } from './logging';
 import { body, validationResult } from 'express-validator';
 
 const app = express();
diff --git a/src/cli.ts b/src/cli.ts
index c0238f8..3e3d634 100644
--- a/src/cli.ts
+++ b/src/cli.ts
@@ -2,7 +2,7 @@
 import { Command } from 'commander';
 import { getResponse } from './agent';
 import { version } from '../package.json';
-import { logInfo, logError, logDebug, logWarning } from './logging';
+import { logInfo, logError } from './logging';
 
 const program = new Command();
 
diff --git a/src/config.ts b/src/config.ts
index b42c5f2..4cc1431 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -3,7 +3,7 @@ import { ProxyAgent, setGlobalDispatcher } from 'undici';
 import { createGoogleGenerativeAI } from '@ai-sdk/google';
 import { createOpenAI, OpenAIProviderSettings } from '@ai-sdk/openai';
 import configJson from '../config.json';
-import { logInfo, logError, logDebug, logWarning } from './logging';
+import { logInfo, logError } from './logging';
 // Load environment variables
 dotenv.config();
 
diff --git a/src/evals/batch-evals.ts b/src/evals/batch-evals.ts
index 306d011..9e924b2 100644
--- a/src/evals/batch-evals.ts
+++ b/src/evals/batch-evals.ts
@@ -7,7 +7,7 @@ import { GEMINI_API_KEY } from '../config';
 import { z } from 'zod';
 import { AnswerAction, TrackerContext } from "../types";
 import { createGoogleGenerativeAI } from "@ai-sdk/google";
-import { logInfo, logError, logDebug, logWarning } from '../logging';
+import { logInfo, logError } from '../logging';
 
 const execAsync = promisify(exec);
 
diff --git a/src/tools/brave-search.ts b/src/tools/brave-search.ts
index a2b0f28..b51c2f6 100644
--- a/src/tools/brave-search.ts
+++ b/src/tools/brave-search.ts
@@ -1,6 +1,6 @@
 import { BRAVE_API_KEY } from "../config";
 import axiosClient from "../utils/axios-client";
-import { logInfo, logError, logDebug, logWarning } from '../logging';
+import { logInfo } from '../logging';
 
 import { BraveSearchResponse } from '../types';
 
diff --git a/src/tools/broken-ch-fixer.ts b/src/tools/broken-ch-fixer.ts
index db6ba65..261f7af 100644
--- a/src/tools/broken-ch-fixer.ts
+++ b/src/tools/broken-ch-fixer.ts
@@ -2,7 +2,7 @@ import { generateText } from "ai";
 import { getModel } from "../config";
 import { TrackerContext } from "../types";
 import { detectBrokenUnicodeViaFileIO } from "../utils/text-tools";
-import { logInfo, logError, logDebug, logWarning } from '../logging';
+import { logError, logDebug, logWarning } from '../logging';
 
 
 /**
diff --git a/src/tools/code-sandbox.ts b/src/tools/code-sandbox.ts
index df6849b..920d0ac 100644
--- a/src/tools/code-sandbox.ts
+++ b/src/tools/code-sandbox.ts
@@ -1,7 +1,7 @@
 import { ObjectGeneratorSafe } from "../utils/safe-generator";
 import { CodeGenResponse, PromptPair, TrackerContext } from "../types";
 import { Schemas } from "../utils/schemas";
-import { logInfo, logError, logDebug, logWarning } from '../logging';
+import { logInfo, logDebug, logWarning } from '../logging';
 
 
 interface SandboxResult {
diff --git a/src/tools/cosine.ts b/src/tools/cosine.ts
index 7c1313f..46c633d 100644
--- a/src/tools/cosine.ts
+++ b/src/tools/cosine.ts
@@ -1,4 +1,4 @@
-import { logInfo, logError, logDebug, logWarning } from '../logging';
+import { logWarning } from '../logging';
 
 export function cosineSimilarity(vecA: number[], vecB: number[]): number {
   if (vecA.length !== vecB.length) {
diff --git a/src/tools/embeddings.ts b/src/tools/embeddings.ts
index 47e0a94..e593a66 100644
--- a/src/tools/embeddings.ts
+++ b/src/tools/embeddings.ts
@@ -149,7 +149,7 @@ async function getBatchEmbeddingsWithRetry(
       }
 
       const receivedIndices = new Set(response.data.data.map(item => item.index));
-      const dimensionSize = response.data.data[0]?.embedding?.length || options.dimensions || 1024;
+      // const dimensionSize = response.data.data[0]?.embedding?.length || options.dimensions || 1024;
 
       // Process successful embeddings
       const successfulEmbeddings: number[][] = [];
diff --git a/src/tools/error-analyzer.ts b/src/tools/error-analyzer.ts
index bbf9d75..4a6dab9 100644
--- a/src/tools/error-analyzer.ts
+++ b/src/tools/error-analyzer.ts
@@ -1,7 +1,7 @@
 import { ErrorAnalysisResponse, PromptPair, TrackerContext } from '../types';
 import { ObjectGeneratorSafe } from "../utils/safe-generator";
 import { Schemas } from "../utils/schemas";
-import { logInfo, logError, logDebug, logWarning } from '../logging';
+import { logInfo, logError } from '../logging';
 
 
 function getPrompt(diaryContext: string[]): PromptPair {
diff --git a/src/tools/evaluator.ts b/src/tools/evaluator.ts
index 6443f4d..3f873f5 100644
--- a/src/tools/evaluator.ts
+++ b/src/tools/evaluator.ts
@@ -3,7 +3,7 @@ import { AnswerAction, EvaluationResponse, EvaluationType, KnowledgeItem, Prompt
 import { ObjectGeneratorSafe } from "../utils/safe-generator";
 import { Schemas } from "../utils/schemas";
 import { getKnowledgeStr } from "../utils/text-tools";
-import { logInfo, logError, logDebug, logWarning } from '../logging';
+import { logInfo, logError } from '../logging';
 
 const TOOL_NAME = 'evaluator';
 
diff --git a/src/tools/jina-dedup.ts b/src/tools/jina-dedup.ts
index 8cc9fd6..6e779fa 100644
--- a/src/tools/jina-dedup.ts
+++ b/src/tools/jina-dedup.ts
@@ -1,4 +1,4 @@
-import { logDebug, logError, logInfo } from "../logging";
+import { logError, logInfo } from "../logging";
 import { TokenTracker } from "../utils/token-tracker";
 import { cosineSimilarity } from "./cosine";
 import { getEmbeddings } from "./embeddings";
diff --git a/src/tools/jina-rerank.ts b/src/tools/jina-rerank.ts
index c4dad26..a491d93 100644
--- a/src/tools/jina-rerank.ts
+++ b/src/tools/jina-rerank.ts
@@ -1,7 +1,7 @@
 import { TokenTracker } from "../utils/token-tracker";
 import { JINA_API_KEY } from "../config";
 import axiosClient from '../utils/axios-client';
-import { logInfo, logError, logDebug, logWarning } from '../logging';
+import { logError, logDebug } from '../logging';
 
 const JINA_API_URL = 'https://api.jina.ai/v1/rerank';
 
diff --git a/src/tools/query-rewriter.ts b/src/tools/query-rewriter.ts
index a9da757..8b9976e 100644
--- a/src/tools/query-rewriter.ts
+++ b/src/tools/query-rewriter.ts
@@ -1,7 +1,7 @@
 import { PromptPair, SearchAction, SERPQuery, TrackerContext } from '../types';
 import { ObjectGeneratorSafe } from "../utils/safe-generator";
 import { Schemas } from "../utils/schemas";
-import { logInfo, logError, logDebug, logWarning } from '../logging';
+import { logInfo, logError } from '../logging';
 
 
 function getPrompt(query: string, think: string, context: string): PromptPair {
diff --git a/src/tools/read.ts b/src/tools/read.ts
index 50a733a..dc10369 100644
--- a/src/tools/read.ts
+++ b/src/tools/read.ts
@@ -63,6 +63,7 @@ export async function readUrl(
 
     return { response: data };
   } catch (error: any) {
+    logDebug(`Read error: ${error.message}`);
     throw error;
   }
 }
\ No newline at end of file
diff --git a/src/tools/segment.ts b/src/tools/segment.ts
index 770a035..cf3bf3d 100644
--- a/src/tools/segment.ts
+++ b/src/tools/segment.ts
@@ -22,19 +22,21 @@ export function chunkText(text: string, options: ChunkOptions = {}): {
             chunks = text.split(/(?<=[.!?。！？])/).filter(chunk => chunk.trim().length > 0);
             break;
 
-        case 'characters':
+        case 'characters': {
             const chunkSize = Number(options.value) || 1000;
             for (let i = 0; i < text.length; i += chunkSize) {
                 chunks.push(text.slice(i, i + chunkSize));
             }
             break;
+        }
 
-        case 'regex':
+        case 'regex': {
             if (!options.value || typeof options.value !== 'string') {
                 throw new Error('Regex pattern is required for regex chunking');
             }
             chunks = text.split(new RegExp(options.value)).filter(chunk => chunk.trim().length > 0);
             break;
+        }
 
         default:
             throw new Error('Invalid chunking type');
diff --git a/src/tools/serper-search.ts b/src/tools/serper-search.ts
index f451c2b..ce3717e 100644
--- a/src/tools/serper-search.ts
+++ b/src/tools/serper-search.ts
@@ -1,6 +1,5 @@
 import { SERPER_API_KEY } from "../config";
 import axiosClient from "../utils/axios-client";
-import { logInfo, logError, logDebug, logWarning } from '../logging';
 
 import { SerperSearchResponse, SERPQuery } from '../types';
 
diff --git a/src/utils/axios-client.ts b/src/utils/axios-client.ts
index 45a1e80..16a8381 100644
--- a/src/utils/axios-client.ts
+++ b/src/utils/axios-client.ts
@@ -1,5 +1,5 @@
 import axios, { AxiosRequestConfig } from 'axios';
-import { logInfo, logError, logDebug, logWarning } from '../logging';
+import { logError } from '../logging';
 
 // Default timeout in milliseconds  
 const DEFAULT_TIMEOUT = 30000;
diff --git a/src/utils/image-tools.ts b/src/utils/image-tools.ts
index 0b4e763..e242e11 100644
--- a/src/utils/image-tools.ts
+++ b/src/utils/image-tools.ts
@@ -2,7 +2,7 @@ import { getEmbeddings } from '../tools/embeddings';
 import { TokenTracker } from './token-tracker';
 import { ImageObject, ImageReference } from '../types';
 import { cosineSimilarity } from '../tools/cosine';
-import { logInfo, logError, logDebug, logWarning } from '../logging';
+import { logInfo, logError, logWarning } from '../logging';
 import sharp from 'sharp';
 
 export const downloadFile = async (uri: string) => {
diff --git a/src/utils/text-tools.ts b/src/utils/text-tools.ts
index 9a1679e..1e42449 100644
--- a/src/utils/text-tools.ts
+++ b/src/utils/text-tools.ts
@@ -2,7 +2,7 @@ import { AnswerAction, KnowledgeItem, Reference } from "../types";
 import i18nJSON from './i18n.json';
 import { JSDOM } from 'jsdom';
 import fs from "fs/promises";
-import { logInfo, logError, logDebug, logWarning } from '../logging';
+import { logError } from '../logging';
 
 
 export function buildMdFromAnswer(answer: AnswerAction): string {
@@ -916,7 +916,7 @@ export function extractNgrams(
 
   // Second pass: calculate PMI and filter
   const results: NgramResult[] = Array.from(ngramFreq.entries())
-    .filter(([ngram, freq]) => freq >= minFreq)
+    .filter(([, freq]) => freq >= minFreq)
     .map(([ngram, freq]) => {
       const pmi = isCJKText(ngram) ? 0 : calculatePMI(ngram, freq, wordFreq, totalNgrams);
       return { ngram, freq, pmi };
diff --git a/src/utils/token-tracker.ts b/src/utils/token-tracker.ts
index 892115f..ef4d35f 100644
--- a/src/utils/token-tracker.ts
+++ b/src/utils/token-tracker.ts
@@ -2,7 +2,7 @@ import { EventEmitter } from 'events';
 
 import { TokenUsage } from '../types';
 import { LanguageModelUsage } from "ai";
-import { logInfo, logError, logDebug, logWarning } from '../logging';
+import { logInfo } from '../logging';
 
 export class TokenTracker extends EventEmitter {
   private usages: TokenUsage[] = [];
diff --git a/src/utils/url-tools.ts b/src/utils/url-tools.ts
index 70c60ba..3a37c71 100644
--- a/src/utils/url-tools.ts
+++ b/src/utils/url-tools.ts
@@ -562,7 +562,7 @@ export async function processURLs(
         // Process images
         if (withImages && data.images) {
           const imageEntries = Object.entries(data.images || {});
-          imageEntries.forEach(async ([alt, url]) => {
+          imageEntries.forEach(async ([, url]) => {
             const imageObject = await processImage(url, context.tokenTracker);
             if (imageObject && !imageObjects.find(i => i.url === imageObject.url)) {
               imageObjects.push(imageObject);