fix relative path resolution in router and link crawling

quartz/util/log.ts

@@ -0,0 +1,28 @@
+import { Spinner } from "cli-spinner"
+
+export class QuartzLogger {
+  verbose: boolean
+  spinner: Spinner | undefined
+  constructor(verbose: boolean) {
+    this.verbose = verbose
+  }
+
+  start(text: string) {
+    if (this.verbose) {
+      console.log(text)
+    } else {
+      this.spinner = new Spinner(`%s ${text}`)
+      this.spinner.setSpinnerString(18)
+      this.spinner.start()
+    }
+  }
+
+  end(text?: string) {
+    if (!this.verbose) {
+      this.spinner!.stop(true)
+    }
+    if (text) {
+      console.log(text)
+    }
+  }
+}