Share common util code with VS Code

This lets us re-use the normalized base path so when we expire/clear the
cookie we use the same base path.

src/browser/register.ts

@@ -1,3 +1,4 @@
+import { logger } from "@coder/logger"
 import { getOptions, normalize, logError } from "../common/util"
 
 import "./pages/error.css"
@@ -6,6 +7,8 @@ import "./pages/login.css"
 
 export async function registerServiceWorker(): Promise<void> {
   const options = getOptions()
+  logger.level = options.logLevel
+
   const path = normalize(`${options.csStaticBase}/dist/serviceWorker.js`)
   try {
     await navigator.serviceWorker.register(path, {
@@ -13,7 +16,7 @@ export async function registerServiceWorker(): Promise<void> {
     })
     console.log("[Service Worker] registered")
   } catch (error) {
-    logError(`[Service Worker] registration`, error)
+    logError(logger, `[Service Worker] registration`, error)
   }
 }