diff --git a/src/agent-tools/graphExplorer.ts b/src/agent-tools/graphExplorer.ts
index d15f501..7eaa14e 100644
--- a/src/agent-tools/graphExplorer.ts
+++ b/src/agent-tools/graphExplorer.ts
@@ -4,7 +4,6 @@
  */
 
 import { DynamicStructuredTool } from "@langchain/core/tools";
-// @ts-ignore - graphology type issue
 import type Graph from "graphology";
 import { z } from "zod";
 
@@ -20,7 +19,7 @@ const graphExplorerSchema = z.object({
  * Creates the graph explorer tool.
  * @param graph - Graphology graph instance
  */
-// @ts-ignore - Graph type issue
+// @ts-expect-error - Graph type issue
 export function createGraphExplorerTool(graph: Graph) {
   return new DynamicStructuredTool({
     name: "ask262_graph_explorer",
diff --git a/src/setup/buildGraph.ts b/src/setup/buildGraph.ts
index 2aea3b9..397aff0 100644
--- a/src/setup/buildGraph.ts
+++ b/src/setup/buildGraph.ts
@@ -21,7 +21,7 @@ import { GRAPH_FILE } from "../constants.js";
  */
 async function buildGraph() {
   // Initialize a multi-graph (allows multiple edges between same nodes)
-  // @ts-ignore - graphology constructor type issue
+  // @ts-expect-error - graphology constructor type issue
   const graph = new Graph({
     multi: true,
     type: "directed",
diff --git a/src/setup/htmlAddInternalMethodLink.ts b/src/setup/htmlAddInternalMethodLink.ts
index 6ed6c99..d41c3c0 100644
--- a/src/setup/htmlAddInternalMethodLink.ts
+++ b/src/setup/htmlAddInternalMethodLink.ts
@@ -1,8 +1,8 @@
 #!/usr/bin/env bun
+import { readFileSync, writeFileSync } from "node:fs";
+import { fileURLToPath } from "node:url";
 import type { CheerioAPI } from "cheerio";
 import * as cheerio from "cheerio";
-import { readFileSync, writeFileSync } from "fs";
-import { fileURLToPath } from "url";
 
 // Resolve the path to the HTML file (relative to repo root)
 const htmlUrl = new URL(
diff --git a/src/setup/utils/formatHTMLForIngestion.ts b/src/setup/utils/formatHTMLForIngestion.ts
index 729e82d..9e7f775 100644
--- a/src/setup/utils/formatHTMLForIngestion.ts
+++ b/src/setup/utils/formatHTMLForIngestion.ts
@@ -266,17 +266,17 @@ export function convertTablesToMarkdown($: cheerio.CheerioAPI): void {
     // Header row
     if (rows.length > 0) {
       const header = rows[0].concat(Array(maxCols - rows[0].length).fill(""));
-      mdLines.push("| " + header.join(" | ") + " |");
+      mdLines.push(`| ${header.join(" | ")} |`);
     }
 
     // Separator
-    mdLines.push("|" + Array(maxCols).fill(" --- ").join("|") + "|");
+    mdLines.push(`|${Array(maxCols).fill(" --- ").join("|")}|`);
 
     // Data rows (skip header if we have more rows)
     const dataRows = rows.length > 1 ? rows.slice(1) : [];
     for (const row of dataRows) {
       const padded = row.concat(Array(maxCols - row.length).fill(""));
-      mdLines.push("| " + padded.join(" | ") + " |");
+      mdLines.push(`| ${padded.join(" | ")} |`);
     }
 
     // Replace table with markdown
diff --git a/src/test/manual/verify-db.ts b/src/test/manual/verify-db.ts
index b73b034..8126097 100644
--- a/src/test/manual/verify-db.ts
+++ b/src/test/manual/verify-db.ts
@@ -60,7 +60,7 @@ async function getTable(): Promise<Table> {
   // Check if table exists
   try {
     return await db.openTable("spec_vectors");
-  } catch (error) {
+  } catch (_error) {
     console.error("❌ Table 'spec_vectors' not found in database");
     console.log("\nRun 'bun run ingest' first to populate the database.");
     process.exit(1);
@@ -97,7 +97,7 @@ program
   .option("-l, --limit <number>", "Number of results to show", "5")
   .action(async (query: string, options: { limit: string }) => {
     const table = await getTable();
-    await vectorSearch(table, query, parseInt(options.limit));
+    await vectorSearch(table, query, parseInt(options.limit, 10));
   });
 
 program
@@ -114,7 +114,7 @@ program
   .option("-n, --count <number>", "Number of samples to show", "3")
   .action(async (options: { count: string }) => {
     const table = await getTable();
-    await showSamples(table, parseInt(options.count));
+    await showSamples(table, parseInt(options.count, 10));
   });
 
 program
@@ -123,7 +123,7 @@ program
   .option("-m, --min <number>", "Minimum size in characters", "5000")
   .action(async (options: { min: string }) => {
     const table = await getTable();
-    await showLargeDocs(table, parseInt(options.min));
+    await showLargeDocs(table, parseInt(options.min, 10));
   });
 
 async function showSummary(table: Table) {
@@ -223,7 +223,7 @@ async function listSections(table: Table) {
 
   for (const [id, info] of sorted) {
     const title =
-      info.title.length > 50 ? info.title.slice(0, 47) + "..." : info.title;
+      info.title.length > 50 ? `${info.title.slice(0, 47)}...` : info.title;
     console.log(
       `${id.padEnd(30)} | ${title.padEnd(50)} | ${info.chunks.toString().padStart(3)}`,
     );
@@ -365,7 +365,7 @@ function printTreeNode(
   const connector = isLast ? "└── " : "├── ";
   const title =
     node.sectiontitle.length > 50
-      ? node.sectiontitle.slice(0, 47) + "..."
+      ? `${node.sectiontitle.slice(0, 47)}...`
       : node.sectiontitle;
   console.log(`${prefix}${connector}${node.sectionid}`);
   console.log(`${prefix}${isLast ? "    " : "│   "} ${title}`);