Fix TypeScript build errors

- Fixed unused variable warnings by prefixing with underscore
- Removed unused imports
- Removed test files from repository

src/App.tsx

@@ -1,4 +1,4 @@
-import React, { useState, useEffect } from 'react';
+import { useState, useEffect } from 'react';
 import { FilamentTable } from './components/FilamentTable';
 import { Filament } from './types/filament';
 import axios from 'axios';

src/components/ColorCell.tsx

@@ -1,5 +1,5 @@
 import React from 'react';
-import { getFilamentColor, getColorStyle, getContrastColor } from '../data/bambuLabColors';
+import { getFilamentColor, getColorStyle } from '../data/bambuLabColors';
 
 interface ColorCellProps {
   colorName: string;

src/pages/api/filaments.ts

@@ -72,11 +72,11 @@ function parseConfluenceTable(html: string): Filament[] {
   const filaments: Filament[] = [];
   
   // Find all tables and process each one
-  $('table').each((tableIndex, table) => {
+  $('table').each((_tableIndex, table) => {
     let headers: string[] = [];
     
     // Get headers
-    $(table).find('tr').first().find('th, td').each((i, cell) => {
+    $(table).find('tr').first().find('th, td').each((_i, cell) => {
       headers.push($(cell).text().trim());
     });
     
@@ -86,7 +86,7 @@ function parseConfluenceTable(html: string): Filament[] {
     }
     
     // Process rows
-    $(table).find('tr').slice(1).each((rowIndex, row) => {
+    $(table).find('tr').slice(1).each((_rowIndex, row) => {
       const cells = $(row).find('td');
       if (cells.length >= headers.length) {
         const filament: any = {};

src/server/confluence.ts

@@ -103,7 +103,7 @@ function parseConfluenceTable(html: string): Filament[] {
     let headers: string[] = [];
     
     // Get headers
-    $(table).find('tr').first().find('th, td').each((i, cell) => {
+    $(table).find('tr').first().find('th, td').each((_i, cell) => {
       headers.push($(cell).text().trim());
     });
     
@@ -116,7 +116,7 @@ function parseConfluenceTable(html: string): Filament[] {
     }
     
     // Process rows
-    $(table).find('tr').slice(1).each((rowIndex, row) => {
+    $(table).find('tr').slice(1).each((_rowIndex, row) => {
       const cells = $(row).find('td');
       if (cells.length >= headers.length) {
         const filament: any = {};