don't use hash routing in dev

docs/index.html

@@ -78,7 +78,7 @@
           crossChapter: true,
           crossChapterText: false
         },
-        routerMode: location.port ? 'hash' : 'history',
+        routerMode: 'history',
         search: {
           maxAge: 86400000, // Expiration time, the default one day
           paths: 'auto',

scripts/build.js

@@ -87,6 +87,7 @@ try {
       logPrefix: '[shoelace]',
       logFileChanges: true,
       notify: false,
+      single: true,
       server: {
         baseDir: 'docs',
         routes: {