chore: remove dead code from analysis worker

src/lib/analyze-css.ts

@@ -1,31 +1,5 @@
 import type { analyze as AnalyzeCss } from '@projectwallace/css-analyzer'
 
-let worker: Worker
-
 export class CssAnalysisError extends Error { }
 
 export type CssAnalysis = ReturnType<typeof AnalyzeCss>
-
-export function analyze(css: string) {
-	return new Promise((resolve, reject) => {
-		// setup the worker
-		if (!worker) {
-			worker = new Worker(new URL('$lib/analyzer-worker.js', import.meta.url), {
-				type: 'module'
-			})
-		}
-
-		// Respond to worker callbacks
-		worker.onmessage = (event) => {
-			if ('error' in event.data) {
-				reject(new CssAnalysisError(event.data.error))
-			}
-			resolve(event.data as CssAnalysis)
-		}
-
-		worker.onerror = (error) => reject(error)
-
-		// Send CSS to the worker
-		worker.postMessage(css)
-	})
-}